Quellcode-Bibliothek StandardContext.java

Sprache: JAVA

/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.core;

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.charset.StandardCharsets;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.ArrayDeque;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Deque;
import java.util.Enumeration;
import java.util.EventListener;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.TreeMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;

import javax.management.ListenerNotFoundException;
import javax.management.MBeanNotificationInfo;
import javax.management.Notification;
import javax.management.NotificationBroadcasterSupport;
import javax.management.NotificationEmitter;
import javax.management.NotificationFilter;
import javax.management.NotificationListener;
import javax.naming.NamingException;

import jakarta.servlet.Filter;
import jakarta.servlet.FilterConfig;
import jakarta.servlet.FilterRegistration;
import jakarta.servlet.RequestDispatcher;
import jakarta.servlet.Servlet;
import jakarta.servlet.ServletContainerInitializer;
import jakarta.servlet.ServletContext;
import jakarta.servlet.ServletContextAttributeListener;
import jakarta.servlet.ServletContextEvent;
import jakarta.servlet.ServletContextListener;
import jakarta.servlet.ServletException;
import jakarta.servlet.ServletRegistration;
import jakarta.servlet.ServletRegistration.Dynamic;
import jakarta.servlet.ServletRequest;
import jakarta.servlet.ServletRequestAttributeListener;
import jakarta.servlet.ServletRequestEvent;
import jakarta.servlet.ServletRequestListener;
import jakarta.servlet.ServletSecurityElement;
import jakarta.servlet.SessionCookieConfig;
import jakarta.servlet.SessionTrackingMode;
import jakarta.servlet.descriptor.JspConfigDescriptor;
import jakarta.servlet.http.HttpSessionAttributeListener;
import jakarta.servlet.http.HttpSessionIdListener;
import jakarta.servlet.http.HttpSessionListener;

import org.apache.catalina.Authenticator;
import org.apache.catalina.Container;
import org.apache.catalina.ContainerListener;
import org.apache.catalina.Context;
import org.apache.catalina.CredentialHandler;
import org.apache.catalina.Globals;
import org.apache.catalina.Lifecycle;
import org.apache.catalina.LifecycleException;
import org.apache.catalina.LifecycleListener;
import org.apache.catalina.LifecycleState;
import org.apache.catalina.Loader;
import org.apache.catalina.Manager;
import org.apache.catalina.Pipeline;
import org.apache.catalina.Realm;
import org.apache.catalina.ThreadBindingListener;
import org.apache.catalina.Valve;
import org.apache.catalina.WebResource;
import org.apache.catalina.WebResourceRoot;
import org.apache.catalina.Wrapper;
import org.apache.catalina.deploy.NamingResourcesImpl;
import org.apache.catalina.loader.WebappClassLoaderBase;
import org.apache.catalina.loader.WebappLoader;
import org.apache.catalina.session.StandardManager;
import org.apache.catalina.util.CharsetMapper;
import org.apache.catalina.util.ContextName;
import org.apache.catalina.util.ErrorPageSupport;
import org.apache.catalina.util.URLEncoder;
import org.apache.catalina.webresources.StandardRoot;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
import org.apache.naming.ContextBindings;
import org.apache.tomcat.InstanceManager;
import org.apache.tomcat.InstanceManagerBindings;
import org.apache.tomcat.JarScanner;
import org.apache.tomcat.util.ExceptionUtils;
import org.apache.tomcat.util.buf.StringUtils;
import org.apache.tomcat.util.compat.JreCompat;
import org.apache.tomcat.util.descriptor.XmlIdentifiers;
import org.apache.tomcat.util.descriptor.web.ApplicationParameter;
import org.apache.tomcat.util.descriptor.web.ErrorPage;
import org.apache.tomcat.util.descriptor.web.FilterDef;
import org.apache.tomcat.util.descriptor.web.FilterMap;
import org.apache.tomcat.util.descriptor.web.Injectable;
import org.apache.tomcat.util.descriptor.web.InjectionTarget;
import org.apache.tomcat.util.descriptor.web.LoginConfig;
import org.apache.tomcat.util.descriptor.web.MessageDestination;
import org.apache.tomcat.util.descriptor.web.SecurityCollection;
import org.apache.tomcat.util.descriptor.web.SecurityConstraint;
import org.apache.tomcat.util.http.CookieProcessor;
import org.apache.tomcat.util.http.Rfc6265CookieProcessor;
import org.apache.tomcat.util.scan.StandardJarScanner;
import org.apache.tomcat.util.security.PrivilegedGetTccl;
import org.apache.tomcat.util.security.PrivilegedSetTccl;
import org.apache.tomcat.util.threads.ScheduledThreadPoolExecutor;

/**
* Standard implementation of the Context interface. Each child container must be a Wrapper implementation to
* process the requests directed to a particular servlet.
*
* @author Craig R. McClanahan
* @author Remy Maucherat
*/
public class StandardContext extends ContainerBase implements Context, NotificationEmitter {

 private static final Log log = LogFactory.getLog(StandardContext.class);

 // ----------------------------------------------------------- Constructors

 /**
 * Create a new StandardContext component with the default basic Valve.
 */
 public StandardContext() {

 super();
 pipeline.setBasic(new StandardContextValve());
 broadcaster = new NotificationBroadcasterSupport();
 // Set defaults
 if (!Globals.STRICT_SERVLET_COMPLIANCE) {
 // Strict servlet compliance requires all extension mapped servlets
 // to be checked against welcome files
 resourceOnlyServlets.add("jsp");
 }
 }

 // ----------------------------------------------------- Instance Variables

 /**
 * Allow multipart/form-data requests to be parsed even when the target servlet doesn't specify @MultipartConfig or
 * have a <multipart-config> element.
 */
 protected boolean allowCasualMultipartParsing = false;

 /**
 * Control whether remaining request data will be read (swallowed) even if the request violates a data size
 * constraint.
 */
 private boolean swallowAbortedUploads = true;

 /**
 * The alternate deployment descriptor name.
 */
 private String altDDName = null;

 /**
 * Lifecycle provider.
 */
 private InstanceManager instanceManager = null;

 /**
 * The antiResourceLocking flag for this Context.
 */
 private boolean antiResourceLocking = false;

 /**
 * The list of unique application listener class names configured for this application, in the order they were
 * encountered in the resulting merged web.xml file.
 */
 private CopyOnWriteArrayList<String> applicationListeners = new CopyOnWriteArrayList<>();

 /**
 * The set of application listeners that are required to have limited access to ServletContext methods. See Servlet
 * 3.1 section 4.4.
 */
 private final Set<Object> noPluggabilityListeners = new HashSet<>();

 /**
 * The list of instantiated application event listener objects. Note that SCIs and other code may use the
 * pluggability APIs to add listener instances directly to this list before the application starts.
 */
 private List<Object> applicationEventListenersList = new CopyOnWriteArrayList<>();

 /**
 * The set of instantiated application lifecycle listener objects. Note that SCIs and other code may use the
 * pluggability APIs to add listener instances directly to this list before the application starts.
 */
 private Object applicationLifecycleListenersObjects[] = new Object[0];

 /**
 * The ordered set of ServletContainerInitializers for this web application.
 */
 private Map<ServletContainerInitializer,Set<Class<?>>> initializers = new LinkedHashMap<>();

 /**
 * The set of application parameters defined for this application.
 */
 private ApplicationParameter applicationParameters[] = new ApplicationParameter[0];

 private final Object applicationParametersLock = new Object();

 /**
 * The broadcaster that sends j2ee notifications.
 */
 private NotificationBroadcasterSupport broadcaster = null;

 /**
 * The Locale to character set mapper for this application.
 */
 private CharsetMapper charsetMapper = null;

 /**
 * The Java class name of the CharsetMapper class to be created.
 */
 private String charsetMapperClass = "org.apache.catalina.util.CharsetMapper";

 /**
 * The URL of the XML descriptor for this context.
 */
 private URL configFile = null;

 /**
 * The "correctly configured" flag for this Context.
 */
 private boolean configured = false;

 /**
 * The security constraints for this web application.
 */
 private volatile SecurityConstraint constraints[] = new SecurityConstraint[0];

 private final Object constraintsLock = new Object();

 /**
 * The ServletContext implementation associated with this Context.
 */
 protected ApplicationContext context = null;

 /**
 * The wrapped version of the associated ServletContext that is presented to listeners that are required to have
 * limited access to ServletContext methods. See Servlet 3.1 section 4.4.
 */
 private NoPluggabilityServletContext noPluggabilityServletContext = null;

 /**
 * Should we attempt to use cookies for session id communication?
 */
 private boolean cookies = true;

 /**
 * Should we allow the <code>ServletContext.getContext()</code> method to access the context of other web
 * applications in this server?
 */
 private boolean crossContext = false;

 /**
 * Encoded path.
 */
 private String encodedPath = null;

 /**
 * Unencoded path for this web application.
 */
 private String path = null;

 /**
 * The "follow standard delegation model" flag that will be used to configure our ClassLoader. Graal cannot actually
 * load a class from the webapp classloader, so delegate by default.
 */
 private boolean delegate = JreCompat.isGraalAvailable();

 private boolean denyUncoveredHttpMethods;

 /**
 * The display name of this web application.
 */
 private String displayName = null;

 /**
 * Override the default context xml location.
 */
 private String defaultContextXml;

 /**
 * Override the default web xml location.
 */
 private String defaultWebXml;

 /**
 * The distributable flag for this web application.
 */
 private boolean distributable = false;

 /**
 * The document root for this web application.
 */
 private String docBase = null;

 private final ErrorPageSupport errorPageSupport = new ErrorPageSupport();

 /**
 * The set of filter configurations (and associated filter instances) we have initialized, keyed by filter name.
 */
 private Map<String,ApplicationFilterConfig> filterConfigs = new HashMap<>(); // Guarded by filterDefs

 /**
 * The set of filter definitions for this application, keyed by filter name.
 */
 private Map<String,FilterDef> filterDefs = new HashMap<>();

 /**
 * The set of filter mappings for this application, in the order they were defined in the deployment descriptor with
 * additional mappings added via the {@link ServletContext} possibly both before and after those defined in the
 * deployment descriptor.
 */
 private final ContextFilterMaps filterMaps = new ContextFilterMaps();

 /**
 * Ignore annotations.
 */
 private boolean ignoreAnnotations = false;

 /**
 * The Loader implementation with which this Container is associated.
 */
 private Loader loader = null;
 private final ReadWriteLock loaderLock = new ReentrantReadWriteLock();

 /**
 * The login configuration descriptor for this web application.
 */
 private LoginConfig loginConfig = null;

 /**
 * The Manager implementation with which this Container is associated.
 */
 protected Manager manager = null;
 private final ReadWriteLock managerLock = new ReentrantReadWriteLock();

 /**
 * The naming context listener for this web application.
 */
 private NamingContextListener namingContextListener = null;

 /**
 * The naming resources for this web application.
 */
 private NamingResourcesImpl namingResources = null;

 /**
 * The message destinations for this web application.
 */
 private HashMap<String,MessageDestination> messageDestinations = new HashMap<>();

 /**
 * The MIME mappings for this web application, keyed by extension.
 */
 private Map<String,String> mimeMappings = new HashMap<>();

 /**
 * The context initialization parameters for this web application, keyed by name.
 */
 private final Map<String,String> parameters = new ConcurrentHashMap<>();

 /**
 * The request processing pause flag (while reloading occurs)
 */
 private volatile boolean paused = false;

 /**
 * The public identifier of the DTD for the web application deployment descriptor version we are currently parsing.
 * This is used to support relaxed validation rules when processing version 2.2 web.xml files.
 */
 private String publicId = null;

 /**
 * The reloadable flag for this web application.
 */
 private boolean reloadable = false;

 /**
 * Unpack WAR property.
 */
 private boolean unpackWAR = true;

 /**
 * Context level override for default {@link StandardHost#isCopyXML()}.
 */
 private boolean copyXML = false;

 /**
 * The default context override flag for this web application.
 */
 private boolean override = false;

 /**
 * The original document root for this web application.
 */
 private String originalDocBase = null;

 /**
 * The privileged flag for this web application.
 */
 private boolean privileged = false;

 /**
 * Should the next call to <code>addWelcomeFile()</code> cause replacement of any existing welcome files? This will
 * be set before processing the web application's deployment descriptor, so that application specified choices
 * replace, rather than append to, those defined in the global descriptor.
 */
 private boolean replaceWelcomeFiles = false;

 /**
 * The security role mappings for this application, keyed by role name (as used within the application).
 */
 private Map<String,String> roleMappings = new HashMap<>();

 /**
 * The security roles for this application, keyed by role name.
 */
 private String securityRoles[] = new String[0];

 private final Object securityRolesLock = new Object();

 /**
 * The servlet mappings for this web application, keyed by matching pattern.
 */
 private Map<String,String> servletMappings = new HashMap<>();

 private final Object servletMappingsLock = new Object();

 /**
 * The session timeout (in minutes) for this web application.
 */
 private int sessionTimeout = 30;

 /**
 * The notification sequence number.
 */
 private AtomicLong sequenceNumber = new AtomicLong(0);

 /**
 * Set flag to true to cause the system.out and system.err to be redirected to the logger when executing a servlet.
 */
 private boolean swallowOutput = false;

 /**
 * Amount of ms that the container will wait for servlets to unload.
 */
 private long unloadDelay = 2000;

 /**
 * The watched resources for this application.
 */
 private String watchedResources[] = new String[0];

 private final Object watchedResourcesLock = new Object();

 /**
 * The welcome files for this application.
 */
 private String welcomeFiles[] = new String[0];

 private final Object welcomeFilesLock = new Object();

 /**
 * The set of classnames of LifecycleListeners that will be added to each newly created Wrapper by
 * <code>createWrapper()</code>.
 */
 private String wrapperLifecycles[] = new String[0];

 private final Object wrapperLifecyclesLock = new Object();

 /**
 * The set of classnames of ContainerListeners that will be added to each newly created Wrapper by
 * <code>createWrapper()</code>.
 */
 private String wrapperListeners[] = new String[0];

 private final Object wrapperListenersLock = new Object();

 /**
 * The pathname to the work directory for this context (relative to the server's home if not absolute).
 */
 private String workDir = null;

 /**
 * Java class name of the Wrapper class implementation we use.
 */
 private String wrapperClassName = StandardWrapper.class.getName();
 private Class<?> wrapperClass = null;

 /**
 * JNDI use flag.
 */
 private boolean useNaming = true;

 /**
 * Name of the associated naming context.
 */
 private String namingContextName = null;

 private WebResourceRoot resources;
 private final ReadWriteLock resourcesLock = new ReentrantReadWriteLock();

 private long startupTime;
 private long startTime;
 private long tldScanTime;

 /**
 * Name of the engine. If null, the domain is used.
 */
 private String j2EEApplication = "none";
 private String j2EEServer = "none";

 /**
 * Attribute value used to turn on/off XML validation for web.xml and web-fragment.xml files.
 */
 private boolean webXmlValidation = Globals.STRICT_SERVLET_COMPLIANCE;

 /**
 * Attribute value used to turn on/off XML namespace validation
 */
 private boolean webXmlNamespaceAware = Globals.STRICT_SERVLET_COMPLIANCE;

 /**
 * Attribute used to turn on/off the use of external entities.
 */
 private boolean xmlBlockExternal = true;

 /**
 * Attribute value used to turn on/off XML validation
 */
 private boolean tldValidation = Globals.STRICT_SERVLET_COMPLIANCE;

 /**
 * The name to use for session cookies. <code>null</code> indicates that the name is controlled by the application.
 */
 private String sessionCookieName;

 /**
 * The flag that indicates that session cookies should use HttpOnly
 */
 private boolean useHttpOnly = true;

 /**
 * The domain to use for session cookies. <code>null</code> indicates that the domain is controlled by the
 * application.
 */
 private String sessionCookieDomain;

 /**
 * The path to use for session cookies. <code>null</code> indicates that the path is controlled by the application.
 */
 private String sessionCookiePath;

 /**
 * Is a / added to the end of the session cookie path to ensure browsers, particularly IE, don't send a session
 * cookie for context /foo with requests intended for context /foobar.
 */
 private boolean sessionCookiePathUsesTrailingSlash = false;

 /**
 * The Jar scanner to use to search for Jars that might contain configuration information such as TLDs or
 * web-fragment.xml files.
 */
 private JarScanner jarScanner = null;

 /**
 * Enables the RMI Target memory leak detection to be controlled. This is necessary since the detection can only
 * work if some of the modularity checks are disabled.
 */
 private boolean clearReferencesRmiTargets = true;

 /**
 * Should Tomcat attempt to terminate threads that have been started by the web application? Stopping threads is
 * performed via the deprecated (for good reason) <code>Thread.stop()</code> method and is likely to result in
 * instability. As such, enabling this should be viewed as an option of last resort in a development environment and
 * is not recommended in a production environment. If not specified, the default value of <code>false</code> will be
 * used.
 */
 private boolean clearReferencesStopThreads = false;

 /**
 * Should Tomcat attempt to terminate any {@link java.util.TimerThread}s that have been started by the web
 * application? If not specified, the default value of <code>false</code> will be used.
 */
 private boolean clearReferencesStopTimerThreads = false;

 /**
 * If an HttpClient keep-alive timer thread has been started by this web application and is still running, should
 * Tomcat change the context class loader from the current {@link ClassLoader} to {@link ClassLoader#getParent()} to
 * prevent a memory leak? Note that the keep-alive timer thread will stop on its own once the keep-alives all expire
 * however, on a busy system that might not happen for some time.
 */
 private boolean clearReferencesHttpClientKeepAliveThread = true;

 /**
 * Should Tomcat renew the threads of the thread pool when the application is stopped to avoid memory leaks because
 * of uncleaned ThreadLocal variables. This also requires that the threadRenewalDelay property of the
 * StandardThreadExecutor or ThreadPoolExecutor be set to a positive value.
 */
 private boolean renewThreadsWhenStoppingContext = true;

 /**
 * Should Tomcat attempt to clear references to classes loaded by the web application class loader from the
 * ObjectStreamClass caches?
 */
 private boolean clearReferencesObjectStreamClassCaches = true;

 /**
 * Should Tomcat attempt to clear references to classes loaded by this class loader from ThreadLocals?
 */
 private boolean clearReferencesThreadLocals = true;

 /**
 * Should Tomcat skip the memory leak checks when the web application is stopped as part of the process of shutting
 * down the JVM?
 */
 private boolean skipMemoryLeakChecksOnJvmShutdown = false;

 /**
 * Should the effective web.xml be logged when the context starts?
 */
 private boolean logEffectiveWebXml = false;

 private int effectiveMajorVersion = 3;

 private int effectiveMinorVersion = 0;

 private JspConfigDescriptor jspConfigDescriptor = null;

 private Set<String> resourceOnlyServlets = new HashSet<>();

 private String webappVersion = "";

 private boolean addWebinfClassesResources = false;

 private boolean fireRequestListenersOnForwards = false;

 /**
 * Servlets created via {@link ApplicationContext#createServlet(Class)} for tracking purposes.
 */
 private Set<Servlet> createdServlets = new HashSet<>();

 private boolean preemptiveAuthentication = false;

 private boolean sendRedirectBody = false;

 private boolean jndiExceptionOnFailedWrite = true;

 private Map<String,String> postConstructMethods = new HashMap<>();
 private Map<String,String> preDestroyMethods = new HashMap<>();

 private String containerSciFilter;

 private Boolean failCtxIfServletStartFails;

 protected static final ThreadBindingListener DEFAULT_NAMING_LISTENER = (new ThreadBindingListener() {
 @Override
 public void bind() {
 }

 @Override
 public void unbind() {
 }
 });
 protected ThreadBindingListener threadBindingListener = DEFAULT_NAMING_LISTENER;

 private final Object namingToken = new Object();

 private CookieProcessor cookieProcessor;

 private boolean validateClientProvidedNewSessionId = true;

 private boolean mapperContextRootRedirectEnabled = true;

 private boolean mapperDirectoryRedirectEnabled = false;

 private boolean useRelativeRedirects = !Globals.STRICT_SERVLET_COMPLIANCE;

 private boolean dispatchersUseEncodedPaths = true;

 private String requestEncoding = null;

 private String responseEncoding = null;

 private boolean allowMultipleLeadingForwardSlashInPath = false;

 private final AtomicLong inProgressAsyncCount = new AtomicLong(0);

 private boolean createUploadTargets = false;

 private boolean alwaysAccessSession = Globals.STRICT_SERVLET_COMPLIANCE;

 private boolean contextGetResourceRequiresSlash = Globals.STRICT_SERVLET_COMPLIANCE;

 private boolean dispatcherWrapsSameObject = Globals.STRICT_SERVLET_COMPLIANCE;

 private boolean parallelAnnotationScanning = false;

 private boolean useBloomFilterForArchives = false;

 // ----------------------------------------------------- Context Properties

 @Override
 public void setCreateUploadTargets(boolean createUploadTargets) {
 this.createUploadTargets = createUploadTargets;
 }

 @Override
 public boolean getCreateUploadTargets() {
 return createUploadTargets;
 }

 @Override
 public void incrementInProgressAsyncCount() {
 inProgressAsyncCount.incrementAndGet();
 }

 @Override
 public void decrementInProgressAsyncCount() {
 inProgressAsyncCount.decrementAndGet();
 }

 public long getInProgressAsyncCount() {
 return inProgressAsyncCount.get();
 }

 @Override
 public void setAllowMultipleLeadingForwardSlashInPath(boolean allowMultipleLeadingForwardSlashInPath) {
 this.allowMultipleLeadingForwardSlashInPath = allowMultipleLeadingForwardSlashInPath;
 }

 @Override
 public boolean getAllowMultipleLeadingForwardSlashInPath() {
 return allowMultipleLeadingForwardSlashInPath;
 }

 @Override
 public boolean getAlwaysAccessSession() {
 return alwaysAccessSession;
 }

 @Override
 public void setAlwaysAccessSession(boolean alwaysAccessSession) {
 this.alwaysAccessSession = alwaysAccessSession;
 }

 @Override
 public boolean getContextGetResourceRequiresSlash() {
 return contextGetResourceRequiresSlash;
 }

 @Override
 public void setContextGetResourceRequiresSlash(boolean contextGetResourceRequiresSlash) {
 this.contextGetResourceRequiresSlash = contextGetResourceRequiresSlash;
 }

 @Override
 public boolean getDispatcherWrapsSameObject() {
 return dispatcherWrapsSameObject;
 }

 @Override
 public void setDispatcherWrapsSameObject(boolean dispatcherWrapsSameObject) {
 this.dispatcherWrapsSameObject = dispatcherWrapsSameObject;
 }

 @Override
 public String getRequestCharacterEncoding() {
 return requestEncoding;
 }

 @Override
 public void setRequestCharacterEncoding(String requestEncoding) {
 this.requestEncoding = requestEncoding;
 }

 @Override
 public String getResponseCharacterEncoding() {
 return responseEncoding;
 }

 @Override
 public void setResponseCharacterEncoding(String responseEncoding) {
 /*
 * This ensures that the context response encoding is represented by a unique String object. This enables the
 * Default Servlet to differentiate between a Response using this default encoding and one that has been
 * explicitly configured.
 */
 if (responseEncoding == null) {
 this.responseEncoding = null;
 } else {
 this.responseEncoding = new String(responseEncoding);
 }
 }

 @Override
 public void setDispatchersUseEncodedPaths(boolean dispatchersUseEncodedPaths) {
 this.dispatchersUseEncodedPaths = dispatchersUseEncodedPaths;
 }

 /**
 * {@inheritDoc}
 * 
 * The default value for this implementation is {@code true}.
 */
 @Override
 public boolean getDispatchersUseEncodedPaths() {
 return dispatchersUseEncodedPaths;
 }

 @Override
 public void setUseRelativeRedirects(boolean useRelativeRedirects) {
 this.useRelativeRedirects = useRelativeRedirects;
 }

 /**
 * {@inheritDoc}
 * 
 * The default value for this implementation is {@code true}.
 */
 @Override
 public boolean getUseRelativeRedirects() {
 return useRelativeRedirects;
 }

 @Override
 public void setMapperContextRootRedirectEnabled(boolean mapperContextRootRedirectEnabled) {
 this.mapperContextRootRedirectEnabled = mapperContextRootRedirectEnabled;
 }

 /**
 * {@inheritDoc}
 * 
 * The default value for this implementation is {@code false}.
 */
 @Override
 public boolean getMapperContextRootRedirectEnabled() {
 return mapperContextRootRedirectEnabled;
 }

 @Override
 public void setMapperDirectoryRedirectEnabled(boolean mapperDirectoryRedirectEnabled) {
 this.mapperDirectoryRedirectEnabled = mapperDirectoryRedirectEnabled;
 }

 /**
 * {@inheritDoc}
 * 
 * The default value for this implementation is {@code false}.
 */
 @Override
 public boolean getMapperDirectoryRedirectEnabled() {
 return mapperDirectoryRedirectEnabled;
 }

 @Override
 public void setValidateClientProvidedNewSessionId(boolean validateClientProvidedNewSessionId) {
 this.validateClientProvidedNewSessionId = validateClientProvidedNewSessionId;
 }

 /**
 * {@inheritDoc}
 * 
 * The default value for this implementation is {@code true}.
 */
 @Override
 public boolean getValidateClientProvidedNewSessionId() {
 return validateClientProvidedNewSessionId;
 }

 @Override
 public void setCookieProcessor(CookieProcessor cookieProcessor) {
 if (cookieProcessor == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.cookieProcessor.null"));
 }
 this.cookieProcessor = cookieProcessor;
 }

 @Override
 public CookieProcessor getCookieProcessor() {
 return cookieProcessor;
 }

 @Override
 public Object getNamingToken() {
 return namingToken;
 }

 @Override
 public void setContainerSciFilter(String containerSciFilter) {
 this.containerSciFilter = containerSciFilter;
 }

 @Override
 public String getContainerSciFilter() {
 return containerSciFilter;
 }

 @Override
 public boolean getSendRedirectBody() {
 return sendRedirectBody;
 }

 @Override
 public void setSendRedirectBody(boolean sendRedirectBody) {
 this.sendRedirectBody = sendRedirectBody;
 }

 @Override
 public boolean getPreemptiveAuthentication() {
 return preemptiveAuthentication;
 }

 @Override
 public void setPreemptiveAuthentication(boolean preemptiveAuthentication) {
 this.preemptiveAuthentication = preemptiveAuthentication;
 }

 @Override
 public void setFireRequestListenersOnForwards(boolean enable) {
 fireRequestListenersOnForwards = enable;
 }

 @Override
 public boolean getFireRequestListenersOnForwards() {
 return fireRequestListenersOnForwards;
 }

 @Override
 public void setAddWebinfClassesResources(boolean addWebinfClassesResources) {
 this.addWebinfClassesResources = addWebinfClassesResources;
 }

 @Override
 public boolean getAddWebinfClassesResources() {
 return addWebinfClassesResources;
 }

 @Override
 public void setWebappVersion(String webappVersion) {
 if (null == webappVersion) {
 this.webappVersion = "";
 } else {
 this.webappVersion = webappVersion;
 }
 }

 @Override
 public String getWebappVersion() {
 return webappVersion;
 }

 @Override
 public String getBaseName() {
 return new ContextName(path, webappVersion).getBaseName();
 }

 @Override
 public String getResourceOnlyServlets() {
 return StringUtils.join(resourceOnlyServlets);
 }

 @Override
 public void setResourceOnlyServlets(String resourceOnlyServlets) {
 this.resourceOnlyServlets.clear();
 if (resourceOnlyServlets == null) {
 return;
 }
 for (String servletName : resourceOnlyServlets.split(",")) {
 servletName = servletName.trim();
 if (servletName.length() > 0) {
 this.resourceOnlyServlets.add(servletName);
 }
 }
 }

 @Override
 public boolean isResourceOnlyServlet(String servletName) {
 return resourceOnlyServlets.contains(servletName);
 }

 @Override
 public int getEffectiveMajorVersion() {
 return effectiveMajorVersion;
 }

 @Override
 public void setEffectiveMajorVersion(int effectiveMajorVersion) {
 this.effectiveMajorVersion = effectiveMajorVersion;
 }

 @Override
 public int getEffectiveMinorVersion() {
 return effectiveMinorVersion;
 }

 @Override
 public void setEffectiveMinorVersion(int effectiveMinorVersion) {
 this.effectiveMinorVersion = effectiveMinorVersion;
 }

 @Override
 public void setLogEffectiveWebXml(boolean logEffectiveWebXml) {
 this.logEffectiveWebXml = logEffectiveWebXml;
 }

 @Override
 public boolean getLogEffectiveWebXml() {
 return logEffectiveWebXml;
 }

 @Override
 public Authenticator getAuthenticator() {
 Pipeline pipeline = getPipeline();
 if (pipeline != null) {
 Valve basic = pipeline.getBasic();
 if (basic instanceof Authenticator) {
 return (Authenticator) basic;
 }
 for (Valve valve : pipeline.getValves()) {
 if (valve instanceof Authenticator) {
 return (Authenticator) valve;
 }
 }
 }
 return null;
 }

 @Override
 public JarScanner getJarScanner() {
 if (jarScanner == null) {
 jarScanner = new StandardJarScanner();
 }
 return jarScanner;
 }

 @Override
 public void setJarScanner(JarScanner jarScanner) {
 this.jarScanner = jarScanner;
 }

 @Override
 public InstanceManager getInstanceManager() {
 return instanceManager;
 }

 @Override
 public void setInstanceManager(InstanceManager instanceManager) {
 this.instanceManager = instanceManager;
 }

 @Override
 public String getEncodedPath() {
 return encodedPath;
 }

 /**
 * Set to <code>true</code> to allow requests mapped to servlets that do not explicitly declare @MultipartConfig or
 * have <multipart-config> specified in web.xml to parse multipart/form-data requests.
 *
 * @param allowCasualMultipartParsing <code>true</code> to allow such casual parsing, <code>false</code> otherwise.
 */
 @Override
 public void setAllowCasualMultipartParsing(boolean allowCasualMultipartParsing) {
 this.allowCasualMultipartParsing = allowCasualMultipartParsing;
 }

 /**
 * Returns <code>true</code> if requests mapped to servlets without "multipart config" to parse multipart/form-data
 * requests anyway.
 *
 * @return <code>true</code> if requests mapped to servlets without "multipart config" to parse multipart/form-data
 * requests, <code>false</code> otherwise.
 */
 @Override
 public boolean getAllowCasualMultipartParsing() {
 return this.allowCasualMultipartParsing;
 }

 /**
 * Set to <code>false</code> to disable request data swallowing after an upload was aborted due to size constraints.
 *
 * @param swallowAbortedUploads <code>false</code> to disable swallowing, <code>true</code> otherwise (default).
 */
 @Override
 public void setSwallowAbortedUploads(boolean swallowAbortedUploads) {
 this.swallowAbortedUploads = swallowAbortedUploads;
 }

 /**
 * Returns <code>true</code> if remaining request data will be read (swallowed) even the request violates a data
 * size constraint.
 *
 * @return <code>true</code> if data will be swallowed (default), <code>false</code> otherwise.
 */
 @Override
 public boolean getSwallowAbortedUploads() {
 return this.swallowAbortedUploads;
 }

 /**
 * Add a ServletContainerInitializer instance to this web application.
 *
 * @param sci The instance to add
 * @param classes The classes in which the initializer expressed an interest
 */
 @Override
 public void addServletContainerInitializer(ServletContainerInitializer sci, Set<Class<?>> classes) {
 initializers.put(sci, classes);
 }

 /**
 * Return the "follow standard delegation model" flag used to configure our ClassLoader.
 *
 * @return <code>true</code> if classloading delegates to the parent classloader first
 */
 public boolean getDelegate() {
 return this.delegate;
 }

 /**
 * Set the "follow standard delegation model" flag used to configure our ClassLoader.
 *
 * @param delegate The new flag
 */
 public void setDelegate(boolean delegate) {

 boolean oldDelegate = this.delegate;
 this.delegate = delegate;
 support.firePropertyChange("delegate", oldDelegate, this.delegate);

 }

 /**
 * @return true if the internal naming support is used.
 */
 public boolean isUseNaming() {
 return useNaming;
 }

 /**
 * Enables or disables naming.
 *
 * @param useNaming <code>true</code> to enable the naming environment
 */
 public void setUseNaming(boolean useNaming) {
 this.useNaming = useNaming;
 }

 @Override
 public Object[] getApplicationEventListeners() {
 return applicationEventListenersList.toArray();
 }

 /**
 * {@inheritDoc} Note that this implementation is not thread safe. If two threads call this method concurrently, the
 * result may be either set of listeners or a the union of both.
 */
 @Override
 public void setApplicationEventListeners(Object listeners[]) {
 applicationEventListenersList.clear();
 if (listeners != null && listeners.length > 0) {
 applicationEventListenersList.addAll(Arrays.asList(listeners));
 }
 }

 /**
 * Add a listener to the end of the list of initialized application event listeners.
 *
 * @param listener The listener to add
 */
 public void addApplicationEventListener(Object listener) {
 applicationEventListenersList.add(listener);
 }

 @Override
 public Object[] getApplicationLifecycleListeners() {
 return applicationLifecycleListenersObjects;
 }

 /**
 * Store the set of initialized application lifecycle listener objects, in the order they were specified in the web
 * application deployment descriptor, for this application.
 *
 * @param listeners The set of instantiated listener objects.
 */
 @Override
 public void setApplicationLifecycleListeners(Object listeners[]) {
 applicationLifecycleListenersObjects = listeners;
 }

 /**
 * Add a listener to the end of the list of initialized application lifecycle listeners.
 *
 * @param listener The listener to add
 */
 public void addApplicationLifecycleListener(Object listener) {
 int len = applicationLifecycleListenersObjects.length;
 Object[] newListeners = Arrays.copyOf(applicationLifecycleListenersObjects, len + 1);
 newListeners[len] = listener;
 applicationLifecycleListenersObjects = newListeners;
 }

 /**
 * @return the antiResourceLocking flag for this Context.
 */
 public boolean getAntiResourceLocking() {
 return this.antiResourceLocking;
 }

 /**
 * Set the antiResourceLocking feature for this Context.
 *
 * @param antiResourceLocking The new flag value
 */
 public void setAntiResourceLocking(boolean antiResourceLocking) {

 boolean oldAntiResourceLocking = this.antiResourceLocking;
 this.antiResourceLocking = antiResourceLocking;
 support.firePropertyChange("antiResourceLocking", oldAntiResourceLocking, this.antiResourceLocking);

 }

 @Override
 @Deprecated
 public boolean getUseBloomFilterForArchives() {
 return this.useBloomFilterForArchives;
 }

 @Override
 @Deprecated
 public void setUseBloomFilterForArchives(boolean useBloomFilterForArchives) {
 boolean oldUseBloomFilterForArchives = this.useBloomFilterForArchives;
 this.useBloomFilterForArchives = useBloomFilterForArchives;
 support.firePropertyChange("useBloomFilterForArchives", oldUseBloomFilterForArchives,
 this.useBloomFilterForArchives);
 }

 @Override
 public void setParallelAnnotationScanning(boolean parallelAnnotationScanning) {

 boolean oldParallelAnnotationScanning = this.parallelAnnotationScanning;
 this.parallelAnnotationScanning = parallelAnnotationScanning;
 support.firePropertyChange("parallelAnnotationScanning", oldParallelAnnotationScanning,
 this.parallelAnnotationScanning);

 }

 @Override
 public boolean getParallelAnnotationScanning() {
 return this.parallelAnnotationScanning;
 }

 /**
 * @return the Locale to character set mapper for this Context.
 */
 public CharsetMapper getCharsetMapper() {

 // Create a mapper the first time it is requested
 if (this.charsetMapper == null) {
 try {
 Class<?> clazz = Class.forName(charsetMapperClass);
 this.charsetMapper = (CharsetMapper) clazz.getConstructor().newInstance();
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 this.charsetMapper = new CharsetMapper();
 }
 }

 return this.charsetMapper;

 }

 /**
 * Set the Locale to character set mapper for this Context.
 *
 * @param mapper The new mapper
 */
 public void setCharsetMapper(CharsetMapper mapper) {

 CharsetMapper oldCharsetMapper = this.charsetMapper;
 this.charsetMapper = mapper;
 if (mapper != null) {
 this.charsetMapperClass = mapper.getClass().getName();
 }
 support.firePropertyChange("charsetMapper", oldCharsetMapper, this.charsetMapper);

 }

 @Override
 public String getCharset(Locale locale) {
 return getCharsetMapper().getCharset(locale);
 }

 @Override
 public URL getConfigFile() {
 return this.configFile;
 }

 @Override
 public void setConfigFile(URL configFile) {
 this.configFile = configFile;
 }

 @Override
 public boolean getConfigured() {
 return this.configured;
 }

 /**
 * Set the "correctly configured" flag for this Context. This can be set to false by startup listeners that detect a
 * fatal configuration error to avoid the application from being made available.
 *
 * @param configured The new correctly configured flag
 */
 @Override
 public void setConfigured(boolean configured) {

 boolean oldConfigured = this.configured;
 this.configured = configured;
 support.firePropertyChange("configured", oldConfigured, this.configured);

 }

 @Override
 public boolean getCookies() {
 return this.cookies;
 }

 /**
 * Set the "use cookies for session ids" flag.
 *
 * @param cookies The new flag
 */
 @Override
 public void setCookies(boolean cookies) {

 boolean oldCookies = this.cookies;
 this.cookies = cookies;
 support.firePropertyChange("cookies", oldCookies, this.cookies);

 }

 /**
 * Gets the name to use for session cookies. Overrides any setting that may be specified by the application.
 *
 * @return The value of the default session cookie name or null if not specified
 */
 @Override
 public String getSessionCookieName() {
 return sessionCookieName;
 }

 /**
 * Sets the name to use for session cookies. Overrides any setting that may be specified by the application.
 *
 * @param sessionCookieName The name to use
 */
 @Override
 public void setSessionCookieName(String sessionCookieName) {
 String oldSessionCookieName = this.sessionCookieName;
 this.sessionCookieName = sessionCookieName;
 support.firePropertyChange("sessionCookieName", oldSessionCookieName, sessionCookieName);
 }

 /**
 * Gets the value of the use HttpOnly cookies for session cookies flag.
 *
 * @return <code>true</code> if the HttpOnly flag should be set on session cookies
 */
 @Override
 public boolean getUseHttpOnly() {
 return useHttpOnly;
 }

 /**
 * Sets the use HttpOnly cookies for session cookies flag.
 *
 * @param useHttpOnly Set to <code>true</code> to use HttpOnly cookies for session cookies
 */
 @Override
 public void setUseHttpOnly(boolean useHttpOnly) {
 boolean oldUseHttpOnly = this.useHttpOnly;
 this.useHttpOnly = useHttpOnly;
 support.firePropertyChange("useHttpOnly", oldUseHttpOnly, this.useHttpOnly);
 }

 /**
 * Gets the domain to use for session cookies. Overrides any setting that may be specified by the application.
 *
 * @return The value of the default session cookie domain or null if not specified
 */
 @Override
 public String getSessionCookieDomain() {
 return sessionCookieDomain;
 }

 /**
 * Sets the domain to use for session cookies. Overrides any setting that may be specified by the application.
 *
 * @param sessionCookieDomain The domain to use
 */
 @Override
 public void setSessionCookieDomain(String sessionCookieDomain) {
 String oldSessionCookieDomain = this.sessionCookieDomain;
 this.sessionCookieDomain = sessionCookieDomain;
 support.firePropertyChange("sessionCookieDomain", oldSessionCookieDomain, sessionCookieDomain);
 }

 /**
 * Gets the path to use for session cookies. Overrides any setting that may be specified by the application.
 *
 * @return The value of the default session cookie path or null if not specified
 */
 @Override
 public String getSessionCookiePath() {
 return sessionCookiePath;
 }

 /**
 * Sets the path to use for session cookies. Overrides any setting that may be specified by the application.
 *
 * @param sessionCookiePath The path to use
 */
 @Override
 public void setSessionCookiePath(String sessionCookiePath) {
 String oldSessionCookiePath = this.sessionCookiePath;
 this.sessionCookiePath = sessionCookiePath;
 support.firePropertyChange("sessionCookiePath", oldSessionCookiePath, sessionCookiePath);
 }

 @Override
 public boolean getSessionCookiePathUsesTrailingSlash() {
 return sessionCookiePathUsesTrailingSlash;
 }

 @Override
 public void setSessionCookiePathUsesTrailingSlash(boolean sessionCookiePathUsesTrailingSlash) {
 this.sessionCookiePathUsesTrailingSlash = sessionCookiePathUsesTrailingSlash;
 }

 @Override
 public boolean getCrossContext() {
 return this.crossContext;
 }

 /**
 * Set the "allow crossing servlet contexts" flag.
 *
 * @param crossContext The new cross contexts flag
 */
 @Override
 public void setCrossContext(boolean crossContext) {

 boolean oldCrossContext = this.crossContext;
 this.crossContext = crossContext;
 support.firePropertyChange("crossContext", oldCrossContext, this.crossContext);

 }

 public String getDefaultContextXml() {
 return defaultContextXml;
 }

 /**
 * Set the location of the default context xml that will be used. If not absolute, it'll be made relative to the
 * engine's base dir ( which defaults to catalina.base system property ).
 *
 * @param defaultContextXml The default web xml
 */
 public void setDefaultContextXml(String defaultContextXml) {
 this.defaultContextXml = defaultContextXml;
 }

 public String getDefaultWebXml() {
 return defaultWebXml;
 }

 /**
 * Set the location of the default web xml that will be used. If not absolute, it'll be made relative to the
 * engine's base dir ( which defaults to catalina.base system property ).
 *
 * @param defaultWebXml The default web xml
 */
 public void setDefaultWebXml(String defaultWebXml) {
 this.defaultWebXml = defaultWebXml;
 }

 /**
 * Gets the time (in milliseconds) it took to start this context.
 *
 * @return Time (in milliseconds) it took to start this context.
 */
 public long getStartupTime() {
 return startupTime;
 }

 public void setStartupTime(long startupTime) {
 this.startupTime = startupTime;
 }

 public long getTldScanTime() {
 return tldScanTime;
 }

 public void setTldScanTime(long tldScanTime) {
 this.tldScanTime = tldScanTime;
 }

 @Override
 public boolean getDenyUncoveredHttpMethods() {
 return denyUncoveredHttpMethods;
 }

 @Override
 public void setDenyUncoveredHttpMethods(boolean denyUncoveredHttpMethods) {
 this.denyUncoveredHttpMethods = denyUncoveredHttpMethods;
 }

 /**
 * @return the display name of this web application.
 */
 @Override
 public String getDisplayName() {
 return this.displayName;
 }

 /**
 * @return the alternate Deployment Descriptor name.
 */
 @Override
 public String getAltDDName() {
 return altDDName;
 }

 /**
 * Set an alternate Deployment Descriptor name.
 *
 * @param altDDName The new name
 */
 @Override
 public void setAltDDName(String altDDName) {
 this.altDDName = altDDName;
 if (context != null) {
 context.setAttribute(Globals.ALT_DD_ATTR, altDDName);
 }
 }

 /**
 * Set the display name of this web application.
 *
 * @param displayName The new display name
 */
 @Override
 public void setDisplayName(String displayName) {

 String oldDisplayName = this.displayName;
 this.displayName = displayName;
 support.firePropertyChange("displayName", oldDisplayName, this.displayName);
 }

 /**
 * @return the distributable flag for this web application.
 */
 @Override
 public boolean getDistributable() {
 return this.distributable;
 }

 /**
 * Set the distributable flag for this web application.
 *
 * @param distributable The new distributable flag
 */
 @Override
 public void setDistributable(boolean distributable) {
 boolean oldDistributable = this.distributable;
 this.distributable = distributable;
 support.firePropertyChange("distributable", oldDistributable, this.distributable);
 }

 @Override
 public String getDocBase() {
 return this.docBase;
 }

 @Override
 public void setDocBase(String docBase) {
 this.docBase = docBase;
 }

 public String getJ2EEApplication() {
 return j2EEApplication;
 }

 public void setJ2EEApplication(String j2EEApplication) {
 this.j2EEApplication = j2EEApplication;
 }

 public String getJ2EEServer() {
 return j2EEServer;
 }

 public void setJ2EEServer(String j2EEServer) {
 this.j2EEServer = j2EEServer;
 }

 @Override
 public Loader getLoader() {
 Lock readLock = loaderLock.readLock();
 readLock.lock();
 try {
 return loader;
 } finally {
 readLock.unlock();
 }
 }

 @Override
 public void setLoader(Loader loader) {

 Lock writeLock = loaderLock.writeLock();
 writeLock.lock();
 Loader oldLoader = null;
 try {
 // Change components if necessary
 oldLoader = this.loader;
 if (oldLoader == loader) {
 return;
 }
 this.loader = loader;

 // Stop the old component if necessary
 if (getState().isAvailable() && (oldLoader != null) && (oldLoader instanceof Lifecycle)) {
 try {
 ((Lifecycle) oldLoader).stop();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.setLoader.stop"), e);
 }
 }

 // Start the new component if necessary
 if (loader != null) {
 loader.setContext(this);
 }
 if (getState().isAvailable() && (loader != null) && (loader instanceof Lifecycle)) {
 try {
 ((Lifecycle) loader).start();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.setLoader.start"), e);
 }
 }
 } finally {
 writeLock.unlock();
 }

 // Report this property change to interested listeners
 support.firePropertyChange("loader", oldLoader, loader);
 }

 @Override
 public Manager getManager() {
 Lock readLock = managerLock.readLock();
 readLock.lock();
 try {
 return manager;
 } finally {
 readLock.unlock();
 }
 }

 @Override
 public void setManager(Manager manager) {

 Lock writeLock = managerLock.writeLock();
 writeLock.lock();
 Manager oldManager = null;
 try {
 // Change components if necessary
 oldManager = this.manager;
 if (oldManager == manager) {
 return;
 }
 this.manager = manager;

 // Stop the old component if necessary
 if (oldManager instanceof Lifecycle) {
 try {
 ((Lifecycle) oldManager).stop();
 ((Lifecycle) oldManager).destroy();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.setManager.stop"), e);
 }
 }

 // Start the new component if necessary
 if (manager != null) {
 manager.setContext(this);
 }
 if (getState().isAvailable() && manager instanceof Lifecycle) {
 try {
 ((Lifecycle) manager).start();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.setManager.start"), e);
 }
 }
 } finally {
 writeLock.unlock();
 }

 // Report this property change to interested listeners
 support.firePropertyChange("manager", oldManager, manager);
 }

 /**
 * @return the boolean on the annotations parsing.
 */
 @Override
 public boolean getIgnoreAnnotations() {
 return this.ignoreAnnotations;
 }

 /**
 * Set the boolean on the annotations parsing for this web application.
 *
 * @param ignoreAnnotations The boolean on the annotations parsing
 */
 @Override
 public void setIgnoreAnnotations(boolean ignoreAnnotations) {
 boolean oldIgnoreAnnotations = this.ignoreAnnotations;
 this.ignoreAnnotations = ignoreAnnotations;
 support.firePropertyChange("ignoreAnnotations", oldIgnoreAnnotations, this.ignoreAnnotations);
 }

 /**
 * @return the login configuration descriptor for this web application.
 */
 @Override
 public LoginConfig getLoginConfig() {
 return this.loginConfig;
 }

 /**
 * Set the login configuration descriptor for this web application.
 *
 * @param config The new login configuration
 */
 @Override
 public void setLoginConfig(LoginConfig config) {

 // Validate the incoming property value
 if (config == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.loginConfig.required"));
 }
 String loginPage = config.getLoginPage();
 if ((loginPage != null) && !loginPage.startsWith("/")) {
 if (isServlet22()) {
 if (log.isDebugEnabled()) {
 log.debug(sm.getString("standardContext.loginConfig.loginWarning", loginPage));
 }
 config.setLoginPage("/" + loginPage);
 } else {
 throw new IllegalArgumentException(sm.getString("standardContext.loginConfig.loginPage", loginPage));
 }
 }
 String errorPage = config.getErrorPage();
 if ((errorPage != null) && !errorPage.startsWith("/")) {
 if (isServlet22()) {
 if (log.isDebugEnabled()) {
 log.debug(sm.getString("standardContext.loginConfig.errorWarning", errorPage));
 }
 config.setErrorPage("/" + errorPage);
 } else {
 throw new IllegalArgumentException(sm.getString("standardContext.loginConfig.errorPage", errorPage));
 }
 }

 // Process the property setting change
 LoginConfig oldLoginConfig = this.loginConfig;
 this.loginConfig = config;
 support.firePropertyChange("loginConfig", oldLoginConfig, this.loginConfig);

 }

 /**
 * @return the naming resources associated with this web application.
 */
 @Override
 public NamingResourcesImpl getNamingResources() {
 if (namingResources == null) {
 setNamingResources(new NamingResourcesImpl());
 }
 return namingResources;
 }

 /**
 * Set the naming resources for this web application.
 *
 * @param namingResources The new naming resources
 */
 @Override
 public void setNamingResources(NamingResourcesImpl namingResources) {

 // Process the property setting change
 NamingResourcesImpl oldNamingResources = this.namingResources;
 this.namingResources = namingResources;
 if (namingResources != null) {
 namingResources.setContainer(this);
 }
 support.firePropertyChange("namingResources", oldNamingResources, this.namingResources);

 if (getState() == LifecycleState.NEW || getState() == LifecycleState.INITIALIZING ||
 getState() == LifecycleState.INITIALIZED) {
 // NEW will occur if Context is defined in server.xml
 // At this point getObjectKeyPropertiesNameOnly() will trigger an
 // NPE.
 // INITIALIZED will occur if the Context is defined in a context.xml
 // file
 // If started now, a second start will be attempted when the context
 // starts

 // In both cases, return and let context init the namingResources
 // when it starts
 return;
 }

 if (oldNamingResources != null) {
 try {
 oldNamingResources.stop();
 oldNamingResources.destroy();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.namingResource.destroy.fail"), e);
 }
 }
 if (namingResources != null) {
 try {
 namingResources.init();
 namingResources.start();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.namingResource.init.fail"), e);
 }
 }
 }

 /**
 * @return the context path for this Context.
 */
 @Override
 public String getPath() {
 return path;
 }

 /**
 * Set the context path for this Context.
 *
 * @param path The new context path
 */
 @Override
 public void setPath(String path) {
 boolean invalid = false;
 if (path == null || path.equals("/")) {
 invalid = true;
 this.path = "";
 } else if (path.isEmpty() || path.startsWith("/")) {
 this.path = path;
 } else {
 invalid = true;
 this.path = "/" + path;
 }
 if (this.path.endsWith("/")) {
 invalid = true;
 this.path = this.path.substring(0, this.path.length() - 1);
 }
 if (invalid) {
 log.warn(sm.getString("standardContext.pathInvalid", path, this.path));
 }
 encodedPath = URLEncoder.DEFAULT.encode(this.path, StandardCharsets.UTF_8);
 if (getName() == null) {
 setName(this.path);
 }
 }

 /**
 * @return the public identifier of the deployment descriptor DTD that is currently being parsed.
 */
 @Override
 public String getPublicId() {
 return this.publicId;
 }

 /**
 * Set the public identifier of the deployment descriptor DTD that is currently being parsed.
 *
 * @param publicId The public identifier
 */
 @Override
 public void setPublicId(String publicId) {

 if (log.isDebugEnabled()) {
 log.debug("Setting deployment descriptor public ID to '" + publicId + "'");
 }

 String oldPublicId = this.publicId;
 this.publicId = publicId;
 support.firePropertyChange("publicId", oldPublicId, publicId);

 }

 /**
 * @return the reloadable flag for this web application.
 */
 @Override
 public boolean getReloadable() {
 return this.reloadable;
 }

 /**
 * @return the default context override flag for this web application.
 */
 @Override
 public boolean getOverride() {
 return this.override;
 }

 /**
 * @return the original document root for this Context. This can be an absolute pathname, a relative pathname, or a
 * URL. Is only set as deployment has change docRoot!
 */
 public String getOriginalDocBase() {
 return this.originalDocBase;
 }

 /**
 * Set the original document root for this Context. This can be an absolute pathname, a relative pathname, or a URL.
 *
 * @param docBase The original document root
 */
 public void setOriginalDocBase(String docBase) {

 this.originalDocBase = docBase;
 }

 /**
 * @return the parent class loader (if any) for this web application. This call is meaningful only
 * after a Loader has been configured.
 */
 @Override
 public ClassLoader getParentClassLoader() {
 if (parentClassLoader != null) {
 return parentClassLoader;
 }
 if (getPrivileged()) {
 return this.getClass().getClassLoader();
 } else if (parent != null) {
 return parent.getParentClassLoader();
 }
 return ClassLoader.getSystemClassLoader();
 }

 /**
 * @return the privileged flag for this web application.
 */
 @Override
 public boolean getPrivileged() {
 return this.privileged;
 }

 /**
 * Set the privileged flag for this web application.
 *
 * @param privileged The new privileged flag
 */
 @Override
 public void setPrivileged(boolean privileged) {

 boolean oldPrivileged = this.privileged;
 this.privileged = privileged;
 support.firePropertyChange("privileged", oldPrivileged, this.privileged);

 }

 /**
 * Set the reloadable flag for this web application.
 *
 * @param reloadable The new reloadable flag
 */
 @Override
 public void setReloadable(boolean reloadable) {

 boolean oldReloadable = this.reloadable;
 this.reloadable = reloadable;
 support.firePropertyChange("reloadable", oldReloadable, this.reloadable);

 }

 /**
 * Set the default context override flag for this web application.
 *
 * @param override The new override flag
 */
 @Override
 public void setOverride(boolean override) {

 boolean oldOverride = this.override;
 this.override = override;
 support.firePropertyChange("override", oldOverride, this.override);

 }

 /**
 * Set the "replace welcome files" property.
 *
 * @param replaceWelcomeFiles The new property value
 */
 public void setReplaceWelcomeFiles(boolean replaceWelcomeFiles) {

 boolean oldReplaceWelcomeFiles = this.replaceWelcomeFiles;
 this.replaceWelcomeFiles = replaceWelcomeFiles;
 support.firePropertyChange("replaceWelcomeFiles", oldReplaceWelcomeFiles, this.replaceWelcomeFiles);

 }

 /**
 * @return the servlet context for which this Context is a facade.
 */
 @Override
 public ServletContext getServletContext() {
 /*
 * This method is called (multiple times) during context start which is single threaded so there is concurrency
 * issue here.
 */
 if (context == null) {
 context = new ApplicationContext(this);
 if (altDDName != null) {
 context.setAttribute(Globals.ALT_DD_ATTR, altDDName);
 }
 }
 return context.getFacade();
 }

 /**
 * @return the default session timeout (in minutes) for this web application.
 */
 @Override
 public int getSessionTimeout() {
 return this.sessionTimeout;
 }

 /**
 * Set the default session timeout (in minutes) for this web application.
 *
 * @param timeout The new default session timeout
 */
 @Override
 public void setSessionTimeout(int timeout) {

 int oldSessionTimeout = this.sessionTimeout;
 /*
 * SRV.13.4 ("Deployment Descriptor"): If the timeout is 0 or less, the container ensures the default behaviour
 * of sessions is never to time out.
 */
 this.sessionTimeout = (timeout == 0) ? -1 : timeout;
 support.firePropertyChange("sessionTimeout", oldSessionTimeout, this.sessionTimeout);

 }

 /**
 * @return the value of the swallowOutput flag.
 */
 @Override
 public boolean getSwallowOutput() {
 return this.swallowOutput;
 }

 /**
 * Set the value of the swallowOutput flag. If set to true, the system.out and system.err will be redirected to the
 * logger during a servlet execution.
 *
 * @param swallowOutput The new value
 */
 @Override
 public void setSwallowOutput(boolean swallowOutput) {

 boolean oldSwallowOutput = this.swallowOutput;
 this.swallowOutput = swallowOutput;
 support.firePropertyChange("swallowOutput", oldSwallowOutput, this.swallowOutput);

 }

 /**
 * @return the value of the unloadDelay flag.
 */
 public long getUnloadDelay() {
 return this.unloadDelay;
 }

 /**
 * Set the value of the unloadDelay flag, which represents the amount of ms that the container will wait when
 * unloading servlets. Setting this to a small value may cause more requests to fail to complete when stopping a web
 * application.
 *
 * @param unloadDelay The new value
 */
 public void setUnloadDelay(long unloadDelay) {

 long oldUnloadDelay = this.unloadDelay;
 this.unloadDelay = unloadDelay;
 support.firePropertyChange("unloadDelay", Long.valueOf(oldUnloadDelay), Long.valueOf(this.unloadDelay));

 }

 /**
 * @return unpack WAR flag.
 */
 public boolean getUnpackWAR() {
 return unpackWAR;
 }

 /**
 * Unpack WAR flag mutator.
 *
 * @param unpackWAR <code>true</code> to unpack WARs on deployment
 */
 public void setUnpackWAR(boolean unpackWAR) {
 this.unpackWAR = unpackWAR;
 }

 /**
 * Flag which indicates if bundled context.xml files should be copied to the config folder. The doesn't occur by
 * default.
 *
 * @return <code>true</code> if the <code>META-INF/context.xml</code> file included in a WAR will be copied to the
 * host configuration base folder on deployment
 */
 public boolean getCopyXML() {
 return copyXML;
 }

 /**
 * Allows copying a bundled context.xml file to the host configuration base folder on deployment.
 *
 * @param copyXML the new flag value
 */
 public void setCopyXML(boolean copyXML) {
 this.copyXML = copyXML;
 }

 /**
 * @return the Java class name of the Wrapper implementation used for servlets registered in this Context.
 */
 @Override
 public String getWrapperClass() {
 return this.wrapperClassName;
 }

 /**
 * Set the Java class name of the Wrapper implementation used for servlets registered in this Context.
 *
 * @param wrapperClassName The new wrapper class name
 *
 * @throws IllegalArgumentException if the specified wrapper class cannot be found or is not a subclass of
 * StandardWrapper
 */
 @Override
 public void setWrapperClass(String wrapperClassName) {

 this.wrapperClassName = wrapperClassName;

 try {
 wrapperClass = Class.forName(wrapperClassName);
 if (!StandardWrapper.class.isAssignableFrom(wrapperClass)) {
 throw new IllegalArgumentException(
 sm.getString("standardContext.invalidWrapperClass", wrapperClassName));
 }
 } catch (ClassNotFoundException cnfe) {
 throw new IllegalArgumentException(cnfe.getMessage());
 }
 }

 @Override
 public WebResourceRoot getResources() {
 Lock readLock = resourcesLock.readLock();
 readLock.lock();
 try {
 return resources;
 } finally {
 readLock.unlock();
 }
 }

 @Override
 public void setResources(WebResourceRoot resources) {

 Lock writeLock = resourcesLock.writeLock();
 writeLock.lock();
 WebResourceRoot oldResources = null;
 try {
 if (getState().isAvailable()) {
 throw new IllegalStateException(sm.getString("standardContext.resourcesStart"));
 }

 oldResources = this.resources;
 if (oldResources == resources) {
 return;
 }

 this.resources = resources;
 if (oldResources != null) {
 oldResources.setContext(null);
 }
 if (resources != null) {
 resources.setContext(this);
 }

 support.firePropertyChange("resources", oldResources, resources);
 } finally {
 writeLock.unlock();
 }
 }

 @Override
 public JspConfigDescriptor getJspConfigDescriptor() {
 return jspConfigDescriptor;
 }

 @Override
 public void setJspConfigDescriptor(JspConfigDescriptor descriptor) {
 this.jspConfigDescriptor = descriptor;
 }

 @Override
 public ThreadBindingListener getThreadBindingListener() {
 return threadBindingListener;
 }

 @Override
 public void setThreadBindingListener(ThreadBindingListener threadBindingListener) {
 this.threadBindingListener = threadBindingListener;
 }

 // ------------------------------------------------------ Public Properties

 /**
 * @return whether or not an attempt to modify the JNDI context will trigger an exception or if the request will be
 * ignored.
 */
 public boolean getJndiExceptionOnFailedWrite() {
 return jndiExceptionOnFailedWrite;
 }

 /**
 * Controls whether or not an attempt to modify the JNDI context will trigger an exception or if the request will be
 * ignored.
 *
 * @param jndiExceptionOnFailedWrite <code>false</code> to avoid an exception
 */
 public void setJndiExceptionOnFailedWrite(boolean jndiExceptionOnFailedWrite) {
 this.jndiExceptionOnFailedWrite = jndiExceptionOnFailedWrite;
 }

 /**
 * @return the Locale to character set mapper class for this Context.
 */
 public String getCharsetMapperClass() {
 return this.charsetMapperClass;
 }

 /**
 * Set the Locale to character set mapper class for this Context.
 *
 * @param mapper The new mapper class
 */
 public void setCharsetMapperClass(String mapper) {

 String oldCharsetMapperClass = this.charsetMapperClass;
 this.charsetMapperClass = mapper;
 support.firePropertyChange("charsetMapperClass", oldCharsetMapperClass, this.charsetMapperClass);

 }

 /**
 * Get the absolute path to the work dir. To avoid duplication.
 *
 * @return The work path
 */
 public String getWorkPath() {
 if (getWorkDir() == null) {
 return null;
 }
 File workDir = new File(getWorkDir());
 if (!workDir.isAbsolute()) {
 try {
 workDir = new File(getCatalinaBase().getCanonicalFile(), getWorkDir());
 } catch (IOException e) {
 log.warn(sm.getString("standardContext.workPath", getName()), e);
 }
 }
 return workDir.getAbsolutePath();
 }

 /**
 * @return the work directory for this Context.
 */
 public String getWorkDir() {
 return this.workDir;
 }

 /**
 * Set the work directory for this Context.
 *
 * @param workDir The new work directory
 */
 public void setWorkDir(String workDir) {

 this.workDir = workDir;

 if (getState().isAvailable()) {
 postWorkDirectory();
 }
 }

 public boolean getClearReferencesRmiTargets() {
 return this.clearReferencesRmiTargets;
 }

 public void setClearReferencesRmiTargets(boolean clearReferencesRmiTargets) {
 boolean oldClearReferencesRmiTargets = this.clearReferencesRmiTargets;
 this.clearReferencesRmiTargets = clearReferencesRmiTargets;
 support.firePropertyChange("clearReferencesRmiTargets", oldClearReferencesRmiTargets,
 this.clearReferencesRmiTargets);
 }

 /**
 * @return the clearReferencesStopThreads flag for this Context.
 */
 public boolean getClearReferencesStopThreads() {
 return this.clearReferencesStopThreads;
 }

 /**
 * Set the clearReferencesStopThreads feature for this Context.
 *
 * @param clearReferencesStopThreads The new flag value
 */
 public void setClearReferencesStopThreads(boolean clearReferencesStopThreads) {

 boolean oldClearReferencesStopThreads = this.clearReferencesStopThreads;
 this.clearReferencesStopThreads = clearReferencesStopThreads;
 support.firePropertyChange("clearReferencesStopThreads", oldClearReferencesStopThreads,
 this.clearReferencesStopThreads);

 }

 /**
 * @return the clearReferencesStopTimerThreads flag for this Context.
 */
 public boolean getClearReferencesStopTimerThreads() {
 return this.clearReferencesStopTimerThreads;
 }

 /**
 * Set the clearReferencesStopTimerThreads feature for this Context.
 *
 * @param clearReferencesStopTimerThreads The new flag value
 */
 public void setClearReferencesStopTimerThreads(boolean clearReferencesStopTimerThreads) {

 boolean oldClearReferencesStopTimerThreads = this.clearReferencesStopTimerThreads;
 this.clearReferencesStopTimerThreads = clearReferencesStopTimerThreads;
 support.firePropertyChange("clearReferencesStopTimerThreads", oldClearReferencesStopTimerThreads,
 this.clearReferencesStopTimerThreads);
 }

 /**
 * @return the clearReferencesHttpClientKeepAliveThread flag for this Context.
 */
 public boolean getClearReferencesHttpClientKeepAliveThread() {
 return this.clearReferencesHttpClientKeepAliveThread;
 }

 /**
 * Set the clearReferencesHttpClientKeepAliveThread feature for this Context.
 *
 * @param clearReferencesHttpClientKeepAliveThread The new flag value
 */
 public void setClearReferencesHttpClientKeepAliveThread(boolean clearReferencesHttpClientKeepAliveThread) {
 this.clearReferencesHttpClientKeepAliveThread = clearReferencesHttpClientKeepAliveThread;
 }

 public boolean getRenewThreadsWhenStoppingContext() {
 return this.renewThreadsWhenStoppingContext;
 }

 public void setRenewThreadsWhenStoppingContext(boolean renewThreadsWhenStoppingContext) {
 boolean oldRenewThreadsWhenStoppingContext = this.renewThreadsWhenStoppingContext;
 this.renewThreadsWhenStoppingContext = renewThreadsWhenStoppingContext;
 support.firePropertyChange("renewThreadsWhenStoppingContext", oldRenewThreadsWhenStoppingContext,
 this.renewThreadsWhenStoppingContext);
 }

 public boolean getClearReferencesObjectStreamClassCaches() {
 return clearReferencesObjectStreamClassCaches;
 }

 public void setClearReferencesObjectStreamClassCaches(boolean clearReferencesObjectStreamClassCaches) {
 boolean oldClearReferencesObjectStreamClassCaches = this.clearReferencesObjectStreamClassCaches;
 this.clearReferencesObjectStreamClassCaches = clearReferencesObjectStreamClassCaches;
 support.firePropertyChange("clearReferencesObjectStreamClassCaches", oldClearReferencesObjectStreamClassCaches,
 this.clearReferencesObjectStreamClassCaches);
 }

 public boolean getClearReferencesThreadLocals() {
 return clearReferencesThreadLocals;
 }

 public void setClearReferencesThreadLocals(boolean clearReferencesThreadLocals) {
 boolean oldClearReferencesThreadLocals = this.clearReferencesThreadLocals;
 this.clearReferencesThreadLocals = clearReferencesThreadLocals;
 support.firePropertyChange("clearReferencesThreadLocals", oldClearReferencesThreadLocals,
 this.clearReferencesThreadLocals);
 }

 public boolean getSkipMemoryLeakChecksOnJvmShutdown() {
 return skipMemoryLeakChecksOnJvmShutdown;
 }

 public void setSkipMemoryLeakChecksOnJvmShutdown(boolean skipMemoryLeakChecksOnJvmShutdown) {
 this.skipMemoryLeakChecksOnJvmShutdown = skipMemoryLeakChecksOnJvmShutdown;
 }

 public Boolean getFailCtxIfServletStartFails() {
 return failCtxIfServletStartFails;
 }

 public void setFailCtxIfServletStartFails(Boolean failCtxIfServletStartFails) {
 Boolean oldFailCtxIfServletStartFails = this.failCtxIfServletStartFails;
 this.failCtxIfServletStartFails = failCtxIfServletStartFails;
 support.firePropertyChange("failCtxIfServletStartFails", oldFailCtxIfServletStartFails,
 failCtxIfServletStartFails);
 }

 protected boolean getComputedFailCtxIfServletStartFails() {
 if (failCtxIfServletStartFails != null) {
 return failCtxIfServletStartFails.booleanValue();
 }
 // else look at Host config
 if (getParent() instanceof StandardHost) {
 return ((StandardHost) getParent()).isFailCtxIfServletStartFails();
 }
 // else
 return false;
 }

 // -------------------------------------------------------- Context Methods

 /**
 * Add a new Listener class name to the set of Listeners configured for this application.
 *
 * @param listener Java class name of a listener class
 */
 @Override
 public void addApplicationListener(String listener) {
 if (applicationListeners.addIfAbsent(listener)) {
 fireContainerEvent("addApplicationListener", listener);
 } else {
 log.info(sm.getString("standardContext.duplicateListener", listener));
 }
 }

 /**
 * Add a new application parameter for this application.
 *
 * @param parameter The new application parameter
 */
 @Override
 public void addApplicationParameter(ApplicationParameter parameter) {

 synchronized (applicationParametersLock) {
 String newName = parameter.getName();
 for (ApplicationParameter p : applicationParameters) {
 if (newName.equals(p.getName()) && !p.getOverride()) {
 return;
 }
 }
 ApplicationParameter results[] = Arrays.copyOf(applicationParameters, applicationParameters.length + 1);
 results[applicationParameters.length] = parameter;
 applicationParameters = results;
 }
 fireContainerEvent("addApplicationParameter", parameter);

 }

 /**
 * Add a child Container, only if the proposed child is an implementation of Wrapper.
 *
 * @param child Child container to be added
 *
 * @exception IllegalArgumentException if the proposed container is not an implementation of Wrapper
 */
 @Override
 public void addChild(Container child) {

 // Global JspServlet
 Wrapper oldJspServlet = null;

 if (!(child instanceof Wrapper)) {
 throw new IllegalArgumentException(sm.getString("standardContext.notWrapper"));
 }

 boolean isJspServlet = "jsp".equals(child.getName());

 // Allow webapp to override JspServlet inherited from global web.xml.
 if (isJspServlet) {
 oldJspServlet = (Wrapper) findChild("jsp");
 if (oldJspServlet != null) {
 removeChild(oldJspServlet);
 }
 }

 super.addChild(child);

 if (isJspServlet && oldJspServlet != null) {
 /*
 * The webapp-specific JspServlet inherits all the mappings specified in the global web.xml, and may add
 * additional ones.
 */
 String[] jspMappings = oldJspServlet.findMappings();
 for (int i = 0; jspMappings != null && i < jspMappings.length; i++) {
 addServletMappingDecoded(jspMappings[i], child.getName());
 }
 }
 }

 /**
 * Add a security constraint to the set for this web application.
 *
 * @param constraint the new security constraint
 */
 @Override
 public void addConstraint(SecurityConstraint constraint) {

 // Validate the proposed constraint
 SecurityCollection collections[] = constraint.findCollections();
 for (SecurityCollection collection : collections) {
 String patterns[] = collection.findPatterns();
 for (int j = 0; j < patterns.length; j++) {
 patterns[j] = adjustURLPattern(patterns[j]);
 if (!validateURLPattern(patterns[j])) {
 throw new IllegalArgumentException(
 sm.getString("standardContext.securityConstraint.pattern", patterns[j]));
 }
 }
 if (collection.findMethods().length > 0 && collection.findOmittedMethods().length > 0) {
 throw new IllegalArgumentException(sm.getString("standardContext.securityConstraint.mixHttpMethod"));
 }
 }

 // Add this constraint to the set for our web application
 synchronized (constraintsLock) {
 SecurityConstraint[] results = Arrays.copyOf(constraints, constraints.length + 1);
 results[constraints.length] = constraint;
 constraints = results;
 }

 }

 /**
 * Add an error page for the specified error or Java exception.
 *
 * @param errorPage The error page definition to be added
 */
 @Override
 public void addErrorPage(ErrorPage errorPage) {
 // Validate the input parameters
 if (errorPage == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.errorPage.required"));
 }
 String location = errorPage.getLocation();
 if ((location != null) && !location.startsWith("/")) {
 if (isServlet22()) {
 if (log.isDebugEnabled()) {
 log.debug(sm.getString("standardContext.errorPage.warning", location));
 }
 errorPage.setLocation("/" + location);
 } else {
 throw new IllegalArgumentException(sm.getString("standardContext.errorPage.error", location));
 }
 }

 errorPageSupport.add(errorPage);
 fireContainerEvent("addErrorPage", errorPage);
 }

 /**
 * Add a filter definition to this Context.
 *
 * @param filterDef The filter definition to be added
 */
 @Override
 public void addFilterDef(FilterDef filterDef) {

 synchronized (filterDefs) {
 filterDefs.put(filterDef.getFilterName(), filterDef);
 }
 fireContainerEvent("addFilterDef", filterDef);

 }

 /**
 * Add a filter mapping to this Context at the end of the current set of filter mappings.
 *
 * @param filterMap The filter mapping to be added
 *
 * @exception IllegalArgumentException if the specified filter name does not match an existing filter definition, or
 * the filter mapping is malformed
 */
 @Override
 public void addFilterMap(FilterMap filterMap) {
 validateFilterMap(filterMap);
 // Add this filter mapping to our registered set
 filterMaps.add(filterMap);
 fireContainerEvent("addFilterMap", filterMap);
 }

 /**
 * Add a filter mapping to this Context before the mappings defined in the deployment descriptor but after any other
 * mappings added via this method.
 *
 * @param filterMap The filter mapping to be added
 *
 * @exception IllegalArgumentException if the specified filter name does not match an existing filter definition, or
 * the filter mapping is malformed
 */
 @Override
 public void addFilterMapBefore(FilterMap filterMap) {
 validateFilterMap(filterMap);
 // Add this filter mapping to our registered set
 filterMaps.addBefore(filterMap);
 fireContainerEvent("addFilterMap", filterMap);
 }

 /**
 * Validate the supplied FilterMap.
 *
 * @param filterMap the filter mapping
 */
 private void validateFilterMap(FilterMap filterMap) {
 // Validate the proposed filter mapping
 String filterName = filterMap.getFilterName();
 String[] servletNames = filterMap.getServletNames();
 String[] urlPatterns = filterMap.getURLPatterns();
 if (findFilterDef(filterName) == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.filterMap.name", filterName));
 }

 if (!filterMap.getMatchAllServletNames() && !filterMap.getMatchAllUrlPatterns() && (servletNames.length == 0) &&
 (urlPatterns.length == 0)) {
 throw new IllegalArgumentException(sm.getString("standardContext.filterMap.either"));
 }
 for (String urlPattern : urlPatterns) {
 if (!validateURLPattern(urlPattern)) {
 throw new IllegalArgumentException(sm.getString("standardContext.filterMap.pattern", urlPattern));
 }
 }
 }

 /**
 * Add a Locale Encoding Mapping (see Sec 5.4 of Servlet spec 2.4)
 *
 * @param locale locale to map an encoding for
 * @param encoding encoding to be used for a give locale
 */
 @Override
 public void addLocaleEncodingMappingParameter(String locale, String encoding) {
 getCharsetMapper().addCharsetMappingFromDeploymentDescriptor(locale, encoding);
 }

 /**
 * Add a message destination for this web application.
 *
 * @param md New message destination
 */
 public void addMessageDestination(MessageDestination md) {

 synchronized (messageDestinations) {
 messageDestinations.put(md.getName(), md);
 }
 fireContainerEvent("addMessageDestination", md.getName());

 }

 /**
 * Add a new MIME mapping, replacing any existing mapping for the specified extension.
 *
 * @param extension Filename extension being mapped
 * @param mimeType Corresponding MIME type
 */
 @Override
 public void addMimeMapping(String extension, String mimeType) {

 synchronized (mimeMappings) {
 mimeMappings.put(extension.toLowerCase(Locale.ENGLISH), mimeType);
 }
 fireContainerEvent("addMimeMapping", extension);

 }

 /**
 * Add a new context initialization parameter.
 *
 * @param name Name of the new parameter
 * @param value Value of the new parameter
 *
 * @exception IllegalArgumentException if the name or value is missing, or if this context initialization parameter
 * has already been registered
 */
 @Override
 public void addParameter(String name, String value) {
 // Validate the proposed context initialization parameter
 if (name == null || value == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.parameter.required"));
 }

 // Add this parameter to our defined set if not already present
 String oldValue = parameters.putIfAbsent(name, value);

 if (oldValue != null) {
 throw new IllegalArgumentException(sm.getString("standardContext.parameter.duplicate", name));
 }

 fireContainerEvent("addParameter", name);
 }

 /**
 * Add a security role reference for this web application.
 *
 * @param role Security role used in the application
 * @param link Actual security role to check for
 */
 @Override
 public void addRoleMapping(String role, String link) {

 synchronized (roleMappings) {
 roleMappings.put(role, link);
 }
 fireContainerEvent("addRoleMapping", role);

 }

 /**
 * Add a new security role for this web application.
 *
 * @param role New security role
 */
 @Override
 public void addSecurityRole(String role) {

 synchronized (securityRolesLock) {
 String[] results = Arrays.copyOf(securityRoles, securityRoles.length + 1);
 results[securityRoles.length] = role;
 securityRoles = results;
 }
 fireContainerEvent("addSecurityRole", role);

 }

 /**
 * Add a new servlet mapping, replacing any existing mapping for the specified pattern.
 *
 * @param pattern URL pattern to be mapped
 * @param name Name of the corresponding servlet to execute
 * @param jspWildCard true if name identifies the JspServlet and pattern contains a wildcard; false otherwise
 *
 * @exception IllegalArgumentException if the specified servlet name is not known to this Context
 */
 @Override
 public void addServletMappingDecoded(String pattern, String name, boolean jspWildCard) {
 // Validate the proposed mapping
 if (findChild(name) == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.servletMap.name", name));
 }
 String adjustedPattern = adjustURLPattern(pattern);
 if (!validateURLPattern(adjustedPattern)) {
 throw new IllegalArgumentException(sm.getString("standardContext.servletMap.pattern", adjustedPattern));
 }

 // Add this mapping to our registered set
 synchronized (servletMappingsLock) {
 String name2 = servletMappings.get(adjustedPattern);
 if (name2 != null) {
 // Don't allow more than one servlet on the same pattern
 Wrapper wrapper = (Wrapper) findChild(name2);
 wrapper.removeMapping(adjustedPattern);
 }
 servletMappings.put(adjustedPattern, name);
 }
 Wrapper wrapper = (Wrapper) findChild(name);
 wrapper.addMapping(adjustedPattern);

 fireContainerEvent("addServletMapping", adjustedPattern);
 }

 /**
 * Add a new watched resource to the set recognized by this Context.
 *
 * @param name New watched resource file name
 */
 @Override
 public void addWatchedResource(String name) {

 synchronized (watchedResourcesLock) {
 String[] results = Arrays.copyOf(watchedResources, watchedResources.length + 1);
 results[watchedResources.length] = name;
 watchedResources = results;
 }
 fireContainerEvent("addWatchedResource", name);
 }

 /**
 * Add a new welcome file to the set recognized by this Context.
 *
 * @param name New welcome file name
 */
 @Override
 public void addWelcomeFile(String name) {

 synchronized (welcomeFilesLock) {
 // Welcome files from the application deployment descriptor
 // completely replace those from the default conf/web.xml file
 if (replaceWelcomeFiles) {
 fireContainerEvent(CLEAR_WELCOME_FILES_EVENT, null);
 welcomeFiles = new String[0];
 setReplaceWelcomeFiles(false);
 }
 String[] results = Arrays.copyOf(welcomeFiles, welcomeFiles.length + 1);
 results[welcomeFiles.length] = name;
 welcomeFiles = results;
 }
 if (this.getState().equals(LifecycleState.STARTED)) {
 fireContainerEvent(ADD_WELCOME_FILE_EVENT, name);
 }
 }

 /**
 * Add the classname of a LifecycleListener to be added to each Wrapper appended to this Context.
 *
 * @param listener Java class name of a LifecycleListener class
 */
 @Override
 public void addWrapperLifecycle(String listener) {

 synchronized (wrapperLifecyclesLock) {
 String[] results = Arrays.copyOf(wrapperLifecycles, wrapperLifecycles.length + 1);
 results[wrapperLifecycles.length] = listener;
 wrapperLifecycles = results;
 }
 fireContainerEvent("addWrapperLifecycle", listener);

 }

 /**
 * Add the classname of a ContainerListener to be added to each Wrapper appended to this Context.
 *
 * @param listener Java class name of a ContainerListener class
 */
 @Override
 public void addWrapperListener(String listener) {

 synchronized (wrapperListenersLock) {
 String[] results = Arrays.copyOf(wrapperListeners, wrapperListeners.length + 1);
 results[wrapperListeners.length] = listener;
 wrapperListeners = results;
 }
 fireContainerEvent("addWrapperListener", listener);

 }

 /**
 * Factory method to create and return a new Wrapper instance, of the Java implementation class appropriate for this
 * Context implementation. The constructor of the instantiated Wrapper will have been called, but no properties will
 * have been set.
 */
 @Override
 public Wrapper createWrapper() {

 Wrapper wrapper = null;
 if (wrapperClass != null) {
 try {
 wrapper = (Wrapper) wrapperClass.getConstructor().newInstance();
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 log.error(sm.getString("standardContext.createWrapper.error"), t);
 return null;
 }
 } else {
 wrapper = new StandardWrapper();
 }

 synchronized (wrapperLifecyclesLock) {
 for (String wrapperLifecycle : wrapperLifecycles) {
 try {
 Class<?> clazz = Class.forName(wrapperLifecycle);
 LifecycleListener listener = (LifecycleListener) clazz.getConstructor().newInstance();
 wrapper.addLifecycleListener(listener);
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 log.error(sm.getString("standardContext.createWrapper.listenerError"), t);
 return null;
 }
 }
 }

 synchronized (wrapperListenersLock) {
 for (String wrapperListener : wrapperListeners) {
 try {
 Class<?> clazz = Class.forName(wrapperListener);
 ContainerListener listener = (ContainerListener) clazz.getConstructor().newInstance();
 wrapper.addContainerListener(listener);
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 log.error(sm.getString("standardContext.createWrapper.containerListenerError"), t);
 return null;
 }
 }
 }

 return wrapper;
 }

 /**
 * Return the set of application listener class names configured for this application.
 */
 @Override
 public String[] findApplicationListeners() {
 return applicationListeners.toArray(new String[0]);
 }

 /**
 * Return the set of application parameters for this application.
 */
 @Override
 public ApplicationParameter[] findApplicationParameters() {

 synchronized (applicationParametersLock) {
 return applicationParameters;
 }

 }

 /**
 * Return the security constraints for this web application. If there are none, a zero-length array is returned.
 */
 @Override
 public SecurityConstraint[] findConstraints() {
 return constraints;
 }

 /**
 * Return the error page entry for the specified HTTP error code, if any; otherwise return <code>null</code>.
 *
 * @param errorCode Error code to look up
 */
 @Override
 public ErrorPage findErrorPage(int errorCode) {
 return errorPageSupport.find(errorCode);
 }

 @Override
 public ErrorPage findErrorPage(Throwable exceptionType) {
 return errorPageSupport.find(exceptionType);
 }

 /**
 * Return the set of defined error pages for all specified error codes and exception types.
 */
 @Override
 public ErrorPage[] findErrorPages() {
 return errorPageSupport.findAll();
 }

 /**
 * Return the filter definition for the specified filter name, if any; otherwise return <code>null</code>.
 *
 * @param filterName Filter name to look up
 */
 @Override
 public FilterDef findFilterDef(String filterName) {
 synchronized (filterDefs) {
 return filterDefs.get(filterName);
 }
 }

 /**
 * @return the set of defined filters for this Context.
 */
 @Override
 public FilterDef[] findFilterDefs() {
 synchronized (filterDefs) {
 return filterDefs.values().toArray(new FilterDef[0]);
 }
 }

 /**
 * @return the set of filter mappings for this Context.
 */
 @Override
 public FilterMap[] findFilterMaps() {
 return filterMaps.asArray();
 }

 /**
 * @return the message destination with the specified name, if any; otherwise, return <code>null</code>.
 *
 * @param name Name of the desired message destination
 */
 public MessageDestination findMessageDestination(String name) {
 synchronized (messageDestinations) {
 return messageDestinations.get(name);
 }
 }

 /**
 * @return the set of defined message destinations for this web application. If none have been defined, a
 * zero-length array is returned.
 */
 public MessageDestination[] findMessageDestinations() {
 synchronized (messageDestinations) {
 return messageDestinations.values().toArray(new MessageDestination[0]);
 }
 }

 /**
 * @return the MIME type to which the specified extension is mapped, if any; otherwise return <code>null</code>.
 *
 * @param extension Extension to map to a MIME type
 */
 @Override
 public String findMimeMapping(String extension) {
 return mimeMappings.get(extension.toLowerCase(Locale.ENGLISH));
 }

 /**
 * @return the extensions for which MIME mappings are defined. If there are none, a zero-length array is returned.
 */
 @Override
 public String[] findMimeMappings() {
 synchronized (mimeMappings) {
 return mimeMappings.keySet().toArray(new String[0]);
 }
 }

 /**
 * @return the value for the specified context initialization parameter name, if any; otherwise return
 * <code>null</code>.
 *
 * @param name Name of the parameter to return
 */
 @Override
 public String findParameter(String name) {
 return parameters.get(name);
 }

 /**
 * @return the names of all defined context initialization parameters for this Context. If no parameters are
 * defined, a zero-length array is returned.
 */
 @Override
 public String[] findParameters() {
 return parameters.keySet().toArray(new String[0]);
 }

 /**
 * For the given security role (as used by an application), return the corresponding role name (as defined by the
 * underlying Realm) if there is one. Otherwise, return the specified role unchanged.
 *
 * @param role Security role to map
 *
 * @return the role name
 */
 @Override
 public String findRoleMapping(String role) {
 String realRole = null;
 synchronized (roleMappings) {
 realRole = roleMappings.get(role);
 }
 if (realRole != null) {
 return realRole;
 } else {
 return role;
 }
 }

 /**
 * @return <code>true</code> if the specified security role is defined for this application; otherwise return
 * <code>false</code>.
 *
 * @param role Security role to verify
 */
 @Override
 public boolean findSecurityRole(String role) {

 synchronized (securityRolesLock) {
 for (String securityRole : securityRoles) {
 if (role.equals(securityRole)) {
 return true;
 }
 }
 }
 return false;

 }

 /**
 * @return the security roles defined for this application. If none have been defined, a zero-length array is
 * returned.
 */
 @Override
 public String[] findSecurityRoles() {
 synchronized (securityRolesLock) {
 return securityRoles;
 }
 }

 /**
 * @return the servlet name mapped by the specified pattern (if any); otherwise return <code>null</code>.
 *
 * @param pattern Pattern for which a mapping is requested
 */
 @Override
 public String findServletMapping(String pattern) {
 synchronized (servletMappingsLock) {
 return servletMappings.get(pattern);
 }
 }

 /**
 * @return the patterns of all defined servlet mappings for this Context. If no mappings are defined, a zero-length
 * array is returned.
 */
 @Override
 public String[] findServletMappings() {
 synchronized (servletMappingsLock) {
 return servletMappings.keySet().toArray(new String[0]);
 }
 }

 /**
 * @return <code>true</code> if the specified welcome file is defined for this Context; otherwise return
 * <code>false</code>.
 *
 * @param name Welcome file to verify
 */
 @Override
 public boolean findWelcomeFile(String name) {

 synchronized (welcomeFilesLock) {
 for (String welcomeFile : welcomeFiles) {
 if (name.equals(welcomeFile)) {
 return true;
 }
 }
 }
 return false;

 }

 /**
 * @return the set of watched resources for this Context. If none are defined, a zero length array will be returned.
 */
 @Override
 public String[] findWatchedResources() {
 synchronized (watchedResourcesLock) {
 return watchedResources;
 }
 }

 /**
 * @return the set of welcome files defined for this Context. If none are defined, a zero-length array is returned.
 */
 @Override
 public String[] findWelcomeFiles() {
 synchronized (welcomeFilesLock) {
 return welcomeFiles;
 }
 }

 /**
 * @return the set of LifecycleListener classes that will be added to newly created Wrappers automatically.
 */
 @Override
 public String[] findWrapperLifecycles() {
 synchronized (wrapperLifecyclesLock) {
 return wrapperLifecycles;
 }
 }

 /**
 * @return the set of ContainerListener classes that will be added to newly created Wrappers automatically.
 */
 @Override
 public String[] findWrapperListeners() {
 synchronized (wrapperListenersLock) {
 return wrapperListeners;
 }
 }

 /**
 * Reload this web application, if reloading is supported.
 * 
 * IMPLEMENTATION NOTE: This method is designed to deal with reloads required by changes to classes in the
 * underlying repositories of our class loader and changes to the web.xml file. It does not handle changes to any
 * context.xml file. If the context.xml has changed, you should stop this Context and create (and start) a new
 * Context instance instead. Note that there is additional code in <code>CoyoteAdapter#postParseRequest()</code> to
 * handle mapping requests to paused Contexts.
 *
 * @exception IllegalStateException if the <code>reloadable</code> property is set to <code>false</code>.
 */
 @Override
 public synchronized void reload() {

 // Validate our current component state
 if (!getState().isAvailable()) {
 throw new IllegalStateException(sm.getString("standardContext.notStarted", getName()));
 }

 if (log.isInfoEnabled()) {
 log.info(sm.getString("standardContext.reloadingStarted", getName()));
 }

 // Stop accepting requests temporarily.
 setPaused(true);

 try {
 stop();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.stoppingContext", getName()), e);
 }

 try {
 start();
 } catch (LifecycleException e) {
 log.error(sm.getString("standardContext.startingContext", getName()), e);
 }

 setPaused(false);

 if (log.isInfoEnabled()) {
 log.info(sm.getString("standardContext.reloadingCompleted", getName()));
 }

 }

 /**
 * Remove the specified application listener class from the set of listeners for this application.
 *
 * @param listener Java class name of the listener to be removed
 */
 @Override
 public void removeApplicationListener(String listener) {
 if (applicationListeners.remove(listener)) {
 // Inform interested listeners if the specified listener was present and has been removed
 fireContainerEvent("removeApplicationListener", listener);
 }
 }

 /**
 * Remove the application parameter with the specified name from the set for this application.
 *
 * @param name Name of the application parameter to remove
 */
 @Override
 public void removeApplicationParameter(String name) {

 synchronized (applicationParametersLock) {

 // Make sure this parameter is currently present
 int n = -1;
 for (int i = 0; i < applicationParameters.length; i++) {
 if (name.equals(applicationParameters[i].getName())) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified parameter
 int j = 0;
 ApplicationParameter results[] = new ApplicationParameter[applicationParameters.length - 1];
 for (int i = 0; i < applicationParameters.length; i++) {
 if (i != n) {
 results[j++] = applicationParameters[i];
 }
 }
 applicationParameters = results;

 }

 // Inform interested listeners
 fireContainerEvent("removeApplicationParameter", name);

 }

 /**
 * Add a child Container, only if the proposed child is an implementation of Wrapper.
 *
 * @param child Child container to be added
 *
 * @exception IllegalArgumentException if the proposed container is not an implementation of Wrapper
 */
 @Override
 public void removeChild(Container child) {

 if (!(child instanceof Wrapper)) {
 throw new IllegalArgumentException(sm.getString("standardContext.notWrapper"));
 }

 super.removeChild(child);

 }

 /**
 * Remove the specified security constraint from this web application.
 *
 * @param constraint Constraint to be removed
 */
 @Override
 public void removeConstraint(SecurityConstraint constraint) {

 synchronized (constraintsLock) {

 // Make sure this constraint is currently present
 int n = -1;
 for (int i = 0; i < constraints.length; i++) {
 if (constraints[i].equals(constraint)) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified constraint
 int j = 0;
 SecurityConstraint results[] = new SecurityConstraint[constraints.length - 1];
 for (int i = 0; i < constraints.length; i++) {
 if (i != n) {
 results[j++] = constraints[i];
 }
 }
 constraints = results;

 }

 // Inform interested listeners
 fireContainerEvent("removeConstraint", constraint);

 }

 /**
 * Remove the error page for the specified error code or Java language exception, if it exists; otherwise, no action
 * is taken.
 *
 * @param errorPage The error page definition to be removed
 */
 @Override
 public void removeErrorPage(ErrorPage errorPage) {
 errorPageSupport.remove(errorPage);
 fireContainerEvent("removeErrorPage", errorPage);
 }

 /**
 * Remove the specified filter definition from this Context, if it exists; otherwise, no action is taken.
 *
 * @param filterDef Filter definition to be removed
 */
 @Override
 public void removeFilterDef(FilterDef filterDef) {

 synchronized (filterDefs) {
 filterDefs.remove(filterDef.getFilterName());
 }
 fireContainerEvent("removeFilterDef", filterDef);

 }

 /**
 * Remove a filter mapping from this Context.
 *
 * @param filterMap The filter mapping to be removed
 */
 @Override
 public void removeFilterMap(FilterMap filterMap) {
 filterMaps.remove(filterMap);
 // Inform interested listeners
 fireContainerEvent("removeFilterMap", filterMap);
 }

 /**
 * Remove any message destination with the specified name.
 *
 * @param name Name of the message destination to remove
 */
 public void removeMessageDestination(String name) {

 synchronized (messageDestinations) {
 messageDestinations.remove(name);
 }
 fireContainerEvent("removeMessageDestination", name);

 }

 /**
 * Remove the MIME mapping for the specified extension, if it exists; otherwise, no action is taken.
 *
 * @param extension Extension to remove the mapping for
 */
 @Override
 public void removeMimeMapping(String extension) {

 synchronized (mimeMappings) {
 mimeMappings.remove(extension);
 }
 fireContainerEvent("removeMimeMapping", extension);

 }

 /**
 * Remove the context initialization parameter with the specified name, if it exists; otherwise, no action is taken.
 *
 * @param name Name of the parameter to remove
 */
 @Override
 public void removeParameter(String name) {
 parameters.remove(name);
 fireContainerEvent("removeParameter", name);
 }

 /**
 * Remove any security role reference for the specified name
 *
 * @param role Security role (as used in the application) to remove
 */
 @Override
 public void removeRoleMapping(String role) {

 synchronized (roleMappings) {
 roleMappings.remove(role);
 }
 fireContainerEvent("removeRoleMapping", role);

 }

 /**
 * Remove any security role with the specified name.
 *
 * @param role Security role to remove
 */
 @Override
 public void removeSecurityRole(String role) {

 synchronized (securityRolesLock) {

 // Make sure this security role is currently present
 int n = -1;
 for (int i = 0; i < securityRoles.length; i++) {
 if (role.equals(securityRoles[i])) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified security role
 int j = 0;
 String results[] = new String[securityRoles.length - 1];
 for (int i = 0; i < securityRoles.length; i++) {
 if (i != n) {
 results[j++] = securityRoles[i];
 }
 }
 securityRoles = results;

 }

 // Inform interested listeners
 fireContainerEvent("removeSecurityRole", role);

 }

 /**
 * Remove any servlet mapping for the specified pattern, if it exists; otherwise, no action is taken.
 *
 * @param pattern URL pattern of the mapping to remove
 */
 @Override
 public void removeServletMapping(String pattern) {

 String name = null;
 synchronized (servletMappingsLock) {
 name = servletMappings.remove(pattern);
 }
 Wrapper wrapper = (Wrapper) findChild(name);
 if (wrapper != null) {
 wrapper.removeMapping(pattern);
 }
 fireContainerEvent("removeServletMapping", pattern);
 }

 /**
 * Remove the specified watched resource name from the list associated with this Context.
 *
 * @param name Name of the watched resource to be removed
 */
 @Override
 public void removeWatchedResource(String name) {

 synchronized (watchedResourcesLock) {

 // Make sure this watched resource is currently present
 int n = -1;
 for (int i = 0; i < watchedResources.length; i++) {
 if (watchedResources[i].equals(name)) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified watched resource
 int j = 0;
 String results[] = new String[watchedResources.length - 1];
 for (int i = 0; i < watchedResources.length; i++) {
 if (i != n) {
 results[j++] = watchedResources[i];
 }
 }
 watchedResources = results;

 }

 fireContainerEvent("removeWatchedResource", name);

 }

 /**
 * Remove the specified welcome file name from the list recognized by this Context.
 *
 * @param name Name of the welcome file to be removed
 */
 @Override
 public void removeWelcomeFile(String name) {

 synchronized (welcomeFilesLock) {

 // Make sure this welcome file is currently present
 int n = -1;
 for (int i = 0; i < welcomeFiles.length; i++) {
 if (welcomeFiles[i].equals(name)) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified welcome file
 int j = 0;
 String results[] = new String[welcomeFiles.length - 1];
 for (int i = 0; i < welcomeFiles.length; i++) {
 if (i != n) {
 results[j++] = welcomeFiles[i];
 }
 }
 welcomeFiles = results;

 }

 // Inform interested listeners
 if (this.getState().equals(LifecycleState.STARTED)) {
 fireContainerEvent(REMOVE_WELCOME_FILE_EVENT, name);
 }

 }

 /**
 * Remove a class name from the set of LifecycleListener classes that will be added to newly created Wrappers.
 *
 * @param listener Class name of a LifecycleListener class to be removed
 */
 @Override
 public void removeWrapperLifecycle(String listener) {

 synchronized (wrapperLifecyclesLock) {

 // Make sure this lifecycle listener is currently present
 int n = -1;
 for (int i = 0; i < wrapperLifecycles.length; i++) {
 if (wrapperLifecycles[i].equals(listener)) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified lifecycle listener
 int j = 0;
 String results[] = new String[wrapperLifecycles.length - 1];
 for (int i = 0; i < wrapperLifecycles.length; i++) {
 if (i != n) {
 results[j++] = wrapperLifecycles[i];
 }
 }
 wrapperLifecycles = results;

 }

 // Inform interested listeners
 fireContainerEvent("removeWrapperLifecycle", listener);

 }

 /**
 * Remove a class name from the set of ContainerListener classes that will be added to newly created Wrappers.
 *
 * @param listener Class name of a ContainerListener class to be removed
 */
 @Override
 public void removeWrapperListener(String listener) {

 synchronized (wrapperListenersLock) {

 // Make sure this listener is currently present
 int n = -1;
 for (int i = 0; i < wrapperListeners.length; i++) {
 if (wrapperListeners[i].equals(listener)) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified listener
 int j = 0;
 String results[] = new String[wrapperListeners.length - 1];
 for (int i = 0; i < wrapperListeners.length; i++) {
 if (i != n) {
 results[j++] = wrapperListeners[i];
 }
 }
 wrapperListeners = results;

 }

 // Inform interested listeners
 fireContainerEvent("removeWrapperListener", listener);

 }

 /**
 * Gets the cumulative processing times of all servlets in this StandardContext.
 *
 * @return Cumulative processing times of all servlets in this StandardContext
 */
 public long getProcessingTime() {

 long result = 0;

 Container[] children = findChildren();
 if (children != null) {
 for (Container child : children) {
 result += ((StandardWrapper) child).getProcessingTime();
 }
 }

 return result;
 }

 /**
 * Gets the maximum processing time of all servlets in this StandardContext.
 *
 * @return Maximum processing time of all servlets in this StandardContext
 */
 public long getMaxTime() {

 long result = 0;
 long time;

 Container[] children = findChildren();
 if (children != null) {
 for (Container child : children) {
 time = ((StandardWrapper) child).getMaxTime();
 if (time > result) {
 result = time;
 }
 }
 }

 return result;
 }

 /**
 * Gets the minimum processing time of all servlets in this StandardContext.
 *
 * @return Minimum processing time of all servlets in this StandardContext
 */
 public long getMinTime() {

 long result = -1;
 long time;

 Container[] children = findChildren();
 if (children != null) {
 for (Container child : children) {
 time = ((StandardWrapper) child).getMinTime();
 if (result < 0 || time < result) {
 result = time;
 }
 }
 }

 return result;
 }

 /**
 * Gets the cumulative request count of all servlets in this StandardContext.
 *
 * @return Cumulative request count of all servlets in this StandardContext
 *
 * @deprecated The return type will change to long in Tomcat 11 onwards. Callers of this method should switch to
 * storing the result of calls to this method in a long value rather than an int.
 */
 @Deprecated
 public int getRequestCount() {

 int result = 0;

 Container[] children = findChildren();
 if (children != null) {
 for (Container child : children) {
 result += ((StandardWrapper) child).getRequestCount();
 }
 }

 return result;
 }

 /**
 * Gets the cumulative error count of all servlets in this StandardContext.
 *
 * @return Cumulative error count of all servlets in this StandardContext
 *
 * @deprecated The return type will change to long in Tomcat 11 onwards. Callers of this method should switch to
 * storing the result of calls to this method in a long value rather than an int.
 */
 @Deprecated
 public int getErrorCount() {

 int result = 0;

 Container[] children = findChildren();
 if (children != null) {
 for (Container child : children) {
 result += ((StandardWrapper) child).getErrorCount();
 }
 }

 return result;
 }

 /**
 * Return the real path for a given virtual path, if possible; otherwise return <code>null</code>.
 *
 * @param path The path to the desired resource
 */
 @Override
 public String getRealPath(String path) {
 // The WebResources API expects all paths to start with /. This is a
 // special case for consistency with earlier Tomcat versions.
 if ("".equals(path)) {
 path = "/";
 }
 if (resources != null) {
 try {
 WebResource resource = resources.getResource(path);
 String canonicalPath = resource.getCanonicalPath();
 if (canonicalPath == null) {
 return null;
 } else if ((resource.isDirectory() && !canonicalPath.endsWith(File.separator) || !resource.exists()) &&
 path.endsWith("/")) {
 return canonicalPath + File.separatorChar;
 } else {
 return canonicalPath;
 }
 } catch (IllegalArgumentException iae) {
 // ServletContext.getRealPath() does not allow this to be thrown
 }
 }
 return null;
 }

 /**
 * Hook to track which Servlets were created via {@link ServletContext#createServlet(Class)}.
 *
 * @param servlet the created Servlet
 */
 public void dynamicServletCreated(Servlet servlet) {
 createdServlets.add(servlet);
 }

 public boolean wasCreatedDynamicServlet(Servlet servlet) {
 return createdServlets.contains(servlet);
 }

 /**
 * A helper class to manage the filter mappings in a Context.
 */
 private static final class ContextFilterMaps {
 private final Object lock = new Object();

 /**
 * The set of filter mappings for this application, in the order they were defined in the deployment descriptor
 * with additional mappings added via the {@link ServletContext} possibly both before and after those defined in
 * the deployment descriptor.
 */
 private FilterMap[] array = new FilterMap[0];

 /**
 * Filter mappings added via {@link ServletContext} may have to be inserted before the mappings in the
 * deployment descriptor but must be inserted in the order the {@link ServletContext} methods are called. This
 * isn't an issue for the mappings added after the deployment descriptor - they are just added to the end - but
 * correctly the adding mappings before the deployment descriptor mappings requires knowing where the last
 * 'before' mapping was added.
 */
 private int insertPoint = 0;

 /**
 * @return The set of filter mappings
 */
 public FilterMap[] asArray() {
 synchronized (lock) {
 return array;
 }
 }

 /**
 * Add a filter mapping at the end of the current set of filter mappings.
 *
 * @param filterMap The filter mapping to be added
 */
 public void add(FilterMap filterMap) {
 synchronized (lock) {
 FilterMap results[] = Arrays.copyOf(array, array.length + 1);
 results[array.length] = filterMap;
 array = results;
 }
 }

 /**
 * Add a filter mapping before the mappings defined in the deployment descriptor but after any other mappings
 * added via this method.
 *
 * @param filterMap The filter mapping to be added
 */
 public void addBefore(FilterMap filterMap) {
 synchronized (lock) {
 FilterMap results[] = new FilterMap[array.length + 1];
 System.arraycopy(array, 0, results, 0, insertPoint);
 System.arraycopy(array, insertPoint, results, insertPoint + 1, array.length - insertPoint);
 results[insertPoint] = filterMap;
 array = results;
 insertPoint++;
 }
 }

 /**
 * Remove a filter mapping.
 *
 * @param filterMap The filter mapping to be removed
 */
 public void remove(FilterMap filterMap) {
 synchronized (lock) {
 // Make sure this filter mapping is currently present
 int n = -1;
 for (int i = 0; i < array.length; i++) {
 if (array[i] == filterMap) {
 n = i;
 break;
 }
 }
 if (n < 0) {
 return;
 }

 // Remove the specified filter mapping
 FilterMap results[] = new FilterMap[array.length - 1];
 System.arraycopy(array, 0, results, 0, n);
 System.arraycopy(array, n + 1, results, n, (array.length - 1) - n);
 array = results;
 if (n < insertPoint) {
 insertPoint--;
 }
 }
 }
 }

 // --------------------------------------------------------- Public Methods

 /**
 * Configure and initialize the set of filters for this Context.
 *
 * @return <code>true</code> if all filter initialization completed successfully, or <code>false</code> otherwise.
 */
 public boolean filterStart() {

 if (getLogger().isDebugEnabled()) {
 getLogger().debug("Starting filters");
 }
 // Instantiate and record a FilterConfig for each defined filter
 boolean ok = true;
 synchronized (filterDefs) {
 filterConfigs.clear();
 for (Entry<String,FilterDef> entry : filterDefs.entrySet()) {
 String name = entry.getKey();
 if (getLogger().isDebugEnabled()) {
 getLogger().debug(" Starting filter '" + name + "'");
 }
 try {
 ApplicationFilterConfig filterConfig = new ApplicationFilterConfig(this, entry.getValue());
 filterConfigs.put(name, filterConfig);
 } catch (Throwable t) {
 t = ExceptionUtils.unwrapInvocationTargetException(t);
 ExceptionUtils.handleThrowable(t);
 getLogger().error(sm.getString("standardContext.filterStart", name), t);
 ok = false;
 }
 }
 }

 return ok;
 }

 /**
 * Finalize and release the set of filters for this Context.
 *
 * @return <code>true</code> if all filter finalization completed successfully, or <code>false</code> otherwise.
 */
 public boolean filterStop() {

 if (getLogger().isDebugEnabled()) {
 getLogger().debug("Stopping filters");
 }

 // Release all Filter and FilterConfig instances
 synchronized (filterDefs) {
 for (Entry<String,ApplicationFilterConfig> entry : filterConfigs.entrySet()) {
 if (getLogger().isDebugEnabled()) {
 getLogger().debug(" Stopping filter '" + entry.getKey() + "'");
 }
 ApplicationFilterConfig filterConfig = entry.getValue();
 filterConfig.release();
 }
 filterConfigs.clear();
 }
 return true;

 }

 /**
 * Find and return the initialized <code>FilterConfig</code> for the specified filter name, if any; otherwise return
 * <code>null</code>.
 *
 * @param name Name of the desired filter
 *
 * @return the filter config object
 */
 public FilterConfig findFilterConfig(String name) {
 synchronized (filterDefs) {
 return filterConfigs.get(name);
 }
 }

 /**
 * Configure the set of instantiated application event listeners for this Context.
 *
 * @return <code>true</code> if all listeners wre initialized successfully, or <code>false</code> otherwise.
 */
 public boolean listenerStart() {

 if (log.isDebugEnabled()) {
 log.debug("Configuring application event listeners");
 }

 // Instantiate the required listeners
 String listeners[] = findApplicationListeners();
 Object results[] = new Object[listeners.length];
 boolean ok = true;
 for (int i = 0; i < results.length; i++) {
 if (getLogger().isDebugEnabled()) {
 getLogger().debug(" Configuring event listener class '" + listeners[i] + "'");
 }
 try {
 String listener = listeners[i];
 results[i] = getInstanceManager().newInstance(listener);
 } catch (Throwable t) {
 t = ExceptionUtils.unwrapInvocationTargetException(t);
 ExceptionUtils.handleThrowable(t);
 getLogger().error(sm.getString("standardContext.applicationListener", listeners[i]), t);
 ok = false;
 }
 }
 if (!ok) {
 getLogger().error(sm.getString("standardContext.applicationSkipped"));
 return false;
 }

 // Sort listeners in two arrays
 List<Object> eventListeners = new ArrayList<>();
 List<Object> lifecycleListeners = new ArrayList<>();
 for (Object result : results) {
 if ((result instanceof ServletContextAttributeListener) ||
 (result instanceof ServletRequestAttributeListener) || (result instanceof ServletRequestListener) ||
 (result instanceof HttpSessionIdListener) || (result instanceof HttpSessionAttributeListener)) {
 eventListeners.add(result);
 }
 if ((result instanceof ServletContextListener) || (result instanceof HttpSessionListener)) {
 lifecycleListeners.add(result);
 }
 }

 // Listener instances may have been added directly to this Context by
 // ServletContextInitializers and other code via the pluggability APIs.
 // Put them these listeners after the ones defined in web.xml and/or
 // annotations then overwrite the list of instances with the new, full
 // list.
 eventListeners.addAll(Arrays.asList(getApplicationEventListeners()));
 setApplicationEventListeners(eventListeners.toArray());
 for (Object lifecycleListener : getApplicationLifecycleListeners()) {
 lifecycleListeners.add(lifecycleListener);
 if (lifecycleListener instanceof ServletContextListener) {
 noPluggabilityListeners.add(lifecycleListener);
 }
 }
 setApplicationLifecycleListeners(lifecycleListeners.toArray());

 // Send application start events

 if (getLogger().isDebugEnabled()) {
 getLogger().debug("Sending application start events");
 }

 // Ensure context is not null
 getServletContext();
 context.setNewServletContextListenerAllowed(false);

 Object instances[] = getApplicationLifecycleListeners();
 if (instances == null || instances.length == 0) {
 return ok;
 }

 ServletContextEvent event = new ServletContextEvent(getServletContext());
 ServletContextEvent tldEvent = null;
 if (noPluggabilityListeners.size() > 0) {
 noPluggabilityServletContext = new NoPluggabilityServletContext(getServletContext());
 tldEvent = new ServletContextEvent(noPluggabilityServletContext);
 }
 for (Object instance : instances) {
 if (!(instance instanceof ServletContextListener)) {
 continue;
 }
 ServletContextListener listener = (ServletContextListener) instance;
 try {
 fireContainerEvent("beforeContextInitialized", listener);
 if (noPluggabilityListeners.contains(listener)) {
 listener.contextInitialized(tldEvent);
 } else {
 listener.contextInitialized(event);
 }
 fireContainerEvent("afterContextInitialized", listener);
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 fireContainerEvent("afterContextInitialized", listener);
 getLogger().error(sm.getString("standardContext.listenerStart", instance.getClass().getName()), t);
 ok = false;
 }
 }
 return ok;

 }

 /**
 * Send an application stop event to all interested listeners.
 *
 * @return <code>true</code> if all events were sent successfully, or <code>false</code> otherwise.
 */
 public boolean listenerStop() {

 if (log.isDebugEnabled()) {
 log.debug("Sending application stop events");
 }

 boolean ok = true;
 Object listeners[] = getApplicationLifecycleListeners();
 if (listeners != null && listeners.length > 0) {
 ServletContextEvent event = new ServletContextEvent(getServletContext());
 ServletContextEvent tldEvent = null;
 if (noPluggabilityServletContext != null) {
 tldEvent = new ServletContextEvent(noPluggabilityServletContext);
 }
 for (int i = 0; i < listeners.length; i++) {
 int j = (listeners.length - 1) - i;
 if (listeners[j] == null) {
 continue;
 }
 if (listeners[j] instanceof ServletContextListener) {
 ServletContextListener listener = (ServletContextListener) listeners[j];
 try {
 fireContainerEvent("beforeContextDestroyed", listener);
 if (noPluggabilityListeners.contains(listener)) {
 listener.contextDestroyed(tldEvent);
 } else {
 listener.contextDestroyed(event);
 }
 fireContainerEvent("afterContextDestroyed", listener);
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 fireContainerEvent("afterContextDestroyed", listener);
 getLogger().error(
 sm.getString("standardContext.listenerStop", listeners[j].getClass().getName()), t);
 ok = false;
 }
 }
 try {
 if (getInstanceManager() != null) {
 getInstanceManager().destroyInstance(listeners[j]);
 }
 } catch (Throwable t) {
 t = ExceptionUtils.unwrapInvocationTargetException(t);
 ExceptionUtils.handleThrowable(t);
 getLogger().error(sm.getString("standardContext.listenerStop", listeners[j].getClass().getName()),
 t);
 ok = false;
 }
 }
 }

 // Annotation processing
 listeners = getApplicationEventListeners();
 if (listeners != null) {
 for (int i = 0; i < listeners.length; i++) {
 int j = (listeners.length - 1) - i;
 if (listeners[j] == null) {
 continue;
 }
 try {
 if (getInstanceManager() != null) {
 getInstanceManager().destroyInstance(listeners[j]);
 }
 } catch (Throwable t) {
 t = ExceptionUtils.unwrapInvocationTargetException(t);
 ExceptionUtils.handleThrowable(t);
 getLogger().error(sm.getString("standardContext.listenerStop", listeners[j].getClass().getName()),
 t);
 ok = false;
 }
 }
 }

 setApplicationEventListeners(null);
 setApplicationLifecycleListeners(null);

 noPluggabilityServletContext = null;
 noPluggabilityListeners.clear();

 return ok;
 }

 /**
 * Allocate resources, including proxy.
 *
 * @throws LifecycleException if a start error occurs
 */
 public void resourcesStart() throws LifecycleException {

 // Check current status in case resources were added that had already
 // been started
 if (!resources.getState().isAvailable()) {
 resources.start();
 }

 if (effectiveMajorVersion >= 3 && addWebinfClassesResources) {
 WebResource webinfClassesResource = resources.getResource("/WEB-INF/classes/META-INF/resources");
 if (webinfClassesResource.isDirectory()) {
 getResources().createWebResourceSet(WebResourceRoot.ResourceSetType.RESOURCE_JAR, "/",
 webinfClassesResource.getURL(), "/");
 }
 }
 }

 /**
 * Deallocate resources and destroy proxy.
 *
 * @return <code>true</code> if no error occurred
 */
 public boolean resourcesStop() {

 boolean ok = true;

 Lock writeLock = resourcesLock.writeLock();
 writeLock.lock();
 try {
 if (resources != null) {
 resources.stop();
 }
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 log.error(sm.getString("standardContext.resourcesStop"), t);
 ok = false;
 } finally {
 writeLock.unlock();
 }

 return ok;
 }

 /**
 * Load and initialize all servlets marked "load on startup" in the web application deployment descriptor.
 *
 * @param children Array of wrappers for all currently defined servlets (including those not declared load on
 * startup)
 *
 * @return <code>true</code> if load on startup was considered successful
 */
 public boolean loadOnStartup(Container children[]) {

 // Collect "load on startup" servlets that need to be initialized
 TreeMap<Integer,ArrayList<Wrapper>> map = new TreeMap<>();
 for (Container child : children) {
 Wrapper wrapper = (Wrapper) child;
 int loadOnStartup = wrapper.getLoadOnStartup();
 if (loadOnStartup < 0) {
 continue;
 }
 Integer key = Integer.valueOf(loadOnStartup);
 map.computeIfAbsent(key, k -> new ArrayList<>()).add(wrapper);
 }

 // Load the collected "load on startup" servlets
 for (ArrayList<Wrapper> list : map.values()) {
 for (Wrapper wrapper : list) {
 try {
 wrapper.load();
 } catch (ServletException e) {
 getLogger().error(
 sm.getString("standardContext.loadOnStartup.loadException", getName(), wrapper.getName()),
 StandardWrapper.getRootCause(e));
 // NOTE: load errors (including a servlet that throws
 // UnavailableException from the init() method) are NOT
 // fatal to application startup
 // unless failCtxIfServletStartFails="true" is specified
 if (getComputedFailCtxIfServletStartFails()) {
 return false;
 }
 }
 }
 }
 return true;

 }

 /**
 * Start this component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#startInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error that prevents this component from being
 * used
 */
 @Override
 protected synchronized void startInternal() throws LifecycleException {

 if (log.isDebugEnabled()) {
 log.debug("Starting " + getBaseName());
 }

 // Send j2ee.state.starting notification
 if (this.getObjectName() != null) {
 Notification notification =
 new Notification("j2ee.state.starting", this.getObjectName(), sequenceNumber.getAndIncrement());
 broadcaster.sendNotification(notification);
 }

 setConfigured(false);
 boolean ok = true;

 // Currently this is effectively a NO-OP but needs to be called to
 // ensure the NamingResources follows the correct lifecycle
 if (namingResources != null) {
 namingResources.start();
 }

 // Post work directory
 postWorkDirectory();

 // Add missing components as necessary
 if (getResources() == null) { // (1) Required by Loader
 if (log.isDebugEnabled()) {
 log.debug("Configuring default Resources");
 }

 try {
 setResources(new StandardRoot(this));
 } catch (IllegalArgumentException e) {
 log.error(sm.getString("standardContext.resourcesInit"), e);
 ok = false;
 }
 }
 if (ok) {
 resourcesStart();
 }

 if (getLoader() == null) {
 WebappLoader webappLoader = new WebappLoader();
 webappLoader.setDelegate(getDelegate());
 setLoader(webappLoader);
 }

 // An explicit cookie processor hasn't been specified; use the default
 if (cookieProcessor == null) {
 cookieProcessor = new Rfc6265CookieProcessor();
 }

 // Initialize character set mapper
 getCharsetMapper();

 // Reading the "catalina.useNaming" environment variable
 String useNamingProperty = System.getProperty("catalina.useNaming");
 if ((useNamingProperty != null) && (useNamingProperty.equals("false"))) {
 useNaming = false;
 }

 if (ok && isUseNaming()) {
 if (getNamingContextListener() == null) {
 NamingContextListener ncl = new NamingContextListener();
 ncl.setName(getNamingContextName());
 ncl.setExceptionOnFailedWrite(getJndiExceptionOnFailedWrite());
 addLifecycleListener(ncl);
 setNamingContextListener(ncl);
 }
 }

 // Standard container startup
 if (log.isDebugEnabled()) {
 log.debug("Processing standard container startup");
 }

 // Binding thread
 ClassLoader oldCCL = bindThread();

 try {
 if (ok) {
 // Start our subordinate components, if any
 Loader loader = getLoader();
 if (loader instanceof Lifecycle) {
 ((Lifecycle) loader).start();
 }

 // since the loader just started, the webapp classloader is now
 // created.
 if (loader.getClassLoader() instanceof WebappClassLoaderBase) {
 WebappClassLoaderBase cl = (WebappClassLoaderBase) loader.getClassLoader();
 cl.setClearReferencesRmiTargets(getClearReferencesRmiTargets());
 cl.setClearReferencesStopThreads(getClearReferencesStopThreads());
 cl.setClearReferencesStopTimerThreads(getClearReferencesStopTimerThreads());
 cl.setClearReferencesHttpClientKeepAliveThread(getClearReferencesHttpClientKeepAliveThread());
 cl.setClearReferencesObjectStreamClassCaches(getClearReferencesObjectStreamClassCaches());
 cl.setClearReferencesThreadLocals(getClearReferencesThreadLocals());
 cl.setSkipMemoryLeakChecksOnJvmShutdown(getSkipMemoryLeakChecksOnJvmShutdown());
 }

 // By calling unbindThread and bindThread in a row, we setup the
 // current Thread CCL to be the webapp classloader
 unbindThread(oldCCL);
 oldCCL = bindThread();

 // Initialize logger again. Other components might have used it
 // too early, so it should be reset.
 logger = null;
 getLogger();

 Realm realm = getRealmInternal();
 if (null != realm) {
 if (realm instanceof Lifecycle) {
 ((Lifecycle) realm).start();
 }

 // Place the CredentialHandler into the ServletContext so
 // applications can have access to it. Wrap it in a "safe"
 // handler so application's can't modify it.
 CredentialHandler safeHandler = new CredentialHandler() {
 @Override
 public boolean matches(String inputCredentials, String storedCredentials) {
 return getRealmInternal().getCredentialHandler().matches(inputCredentials,
 storedCredentials);
 }

 @Override
 public String mutate(String inputCredentials) {
 return getRealmInternal().getCredentialHandler().mutate(inputCredentials);
 }
 };
 context.setAttribute(Globals.CREDENTIAL_HANDLER, safeHandler);
 }

 // Notify our interested LifecycleListeners
 fireLifecycleEvent(CONFIGURE_START_EVENT, null);

 // Start our child containers, if not already started
 for (Container child : findChildren()) {
 if (!child.getState().isAvailable()) {
 child.start();
 }
 }

 // Start the Valves in our pipeline (including the basic),
 // if any
 if (pipeline instanceof Lifecycle) {
 ((Lifecycle) pipeline).start();
 }

 // Acquire clustered manager
 Manager contextManager = null;
 Manager manager = getManager();
 if (manager == null) {
 if (log.isDebugEnabled()) {
 log.debug(sm.getString("standardContext.cluster.noManager",
 Boolean.valueOf((getCluster() != null)), Boolean.valueOf(distributable)));
 }
 if ((getCluster() != null) && distributable) {
 try {
 contextManager = getCluster().createManager(getName());
 } catch (Exception ex) {
 log.error(sm.getString("standardContext.cluster.managerError"), ex);
 ok = false;
 }
 } else {
 contextManager = new StandardManager();
 }
 }

 // Configure default manager if none was specified
 if (contextManager != null) {
 if (log.isDebugEnabled()) {
 log.debug(sm.getString("standardContext.manager", contextManager.getClass().getName()));
 }
 setManager(contextManager);
 }

 if (manager != null && (getCluster() != null) && distributable) {
 // let the cluster know that there is a context that is distributable
 // and that it has its own manager
 getCluster().registerManager(manager);
 }
 }

 if (!getConfigured()) {
 log.error(sm.getString("standardContext.configurationFail"));
 ok = false;
 }

 // We put the resources into the servlet context
 if (ok) {
 getServletContext().setAttribute(Globals.RESOURCES_ATTR, getResources());

 if (getInstanceManager() == null) {
 setInstanceManager(createInstanceManager());
 }
 getServletContext().setAttribute(InstanceManager.class.getName(), getInstanceManager());
 InstanceManagerBindings.bind(getLoader().getClassLoader(), getInstanceManager());

 // Create context attributes that will be required
 getServletContext().setAttribute(JarScanner.class.getName(), getJarScanner());

 // Make the version info available
 getServletContext().setAttribute(Globals.WEBAPP_VERSION, getWebappVersion());

 // Make the utility executor available
 if (!Globals.IS_SECURITY_ENABLED) {
 getServletContext().setAttribute(ScheduledThreadPoolExecutor.class.getName(),
 Container.getService(this).getServer().getUtilityExecutor());
 }
 }

 // Set up the context init params
 mergeParameters();

 // Call ServletContainerInitializers
 for (Map.Entry<ServletContainerInitializer,Set<Class<?>>> entry : initializers.entrySet()) {
 try {
 entry.getKey().onStartup(entry.getValue(), getServletContext());
 } catch (ServletException e) {
 log.error(sm.getString("standardContext.sciFail"), e);
 ok = false;
 break;
 }
 }

 // Configure and call application event listeners
 if (ok) {
 if (!listenerStart()) {
 log.error(sm.getString("standardContext.listenerFail"));
 ok = false;
 }
 }

 // Check constraints for uncovered HTTP methods
 // Needs to be after SCIs and listeners as they may programmatically
 // change constraints
 if (ok) {
 checkConstraintsForUncoveredMethods(findConstraints());
 }

 try {
 // Start manager
 Manager manager = getManager();
 if (manager instanceof Lifecycle) {
 ((Lifecycle) manager).start();
 }
 } catch (Exception e) {
 log.error(sm.getString("standardContext.managerFail"), e);
 ok = false;
 }

 // Configure and call application filters
 if (ok) {
 if (!filterStart()) {
 log.error(sm.getString("standardContext.filterFail"));
 ok = false;
 }
 }

 // Load and initialize all "load on startup" servlets
 if (ok) {
 if (!loadOnStartup(findChildren())) {
 log.error(sm.getString("standardContext.servletFail"));
 ok = false;
 }
 }

 // Start ContainerBackgroundProcessor thread
 super.threadStart();
 } finally {
 // Unbinding thread
 unbindThread(oldCCL);
 }

 // Set available status depending upon startup success
 if (ok) {
 if (log.isDebugEnabled()) {
 log.debug("Starting completed");
 }
 } else {
 log.error(sm.getString("standardContext.startFailed", getName()));
 }

 startTime = System.currentTimeMillis();

 // Send j2ee.state.running notification
 if (ok && (this.getObjectName() != null)) {
 Notification notification =
 new Notification("j2ee.state.running", this.getObjectName(), sequenceNumber.getAndIncrement());
 broadcaster.sendNotification(notification);
 }

 // The WebResources implementation caches references to JAR files. On
 // some platforms these references may lock the JAR files. Since web
 // application start is likely to have read from lots of JARs, trigger
 // a clean-up now.
 getResources().gc();

 // Reinitializing if something went wrong
 if (!ok) {
 setState(LifecycleState.FAILED);
 // Send j2ee.object.failed notification
 if (this.getObjectName() != null) {
 Notification notification =
 new Notification("j2ee.object.failed", this.getObjectName(), sequenceNumber.getAndIncrement());
 broadcaster.sendNotification(notification);
 }
 } else {
 setState(LifecycleState.STARTING);
 }
 }

 private void checkConstraintsForUncoveredMethods(SecurityConstraint[] constraints) {
 SecurityConstraint[] newConstraints =
 SecurityConstraint.findUncoveredHttpMethods(constraints, getDenyUncoveredHttpMethods(), getLogger());
 for (SecurityConstraint constraint : newConstraints) {
 addConstraint(constraint);
 }
 }

 @Override
 public InstanceManager createInstanceManager() {
 javax.naming.Context context = null;
 if (isUseNaming() && getNamingContextListener() != null) {
 context = getNamingContextListener().getEnvContext();
 }
 Map<String,Map<String,String>> injectionMap =
 buildInjectionMap(getIgnoreAnnotations() ? new NamingResourcesImpl() : getNamingResources());
 return new DefaultInstanceManager(context, injectionMap, this, this.getClass().getClassLoader());
 }

 private Map<String,Map<String,String>> buildInjectionMap(NamingResourcesImpl namingResources) {
 Map<String,Map<String,String>> injectionMap = new HashMap<>();
 for (Injectable resource : namingResources.findLocalEjbs()) {
 addInjectionTarget(resource, injectionMap);
 }
 for (Injectable resource : namingResources.findEjbs()) {
 addInjectionTarget(resource, injectionMap);
 }
 for (Injectable resource : namingResources.findEnvironments()) {
 addInjectionTarget(resource, injectionMap);
 }
 for (Injectable resource : namingResources.findMessageDestinationRefs()) {
 addInjectionTarget(resource, injectionMap);
 }
 for (Injectable resource : namingResources.findResourceEnvRefs()) {
 addInjectionTarget(resource, injectionMap);
 }
 for (Injectable resource : namingResources.findResources()) {
 addInjectionTarget(resource, injectionMap);
 }
 for (Injectable resource : namingResources.findServices()) {
 addInjectionTarget(resource, injectionMap);
 }
 return injectionMap;
 }

 private void addInjectionTarget(Injectable resource, Map<String,Map<String,String>> injectionMap) {
 List<InjectionTarget> injectionTargets = resource.getInjectionTargets();
 if (injectionTargets != null && injectionTargets.size() > 0) {
 String jndiName = resource.getName();
 for (InjectionTarget injectionTarget : injectionTargets) {
 String clazz = injectionTarget.getTargetClass();
 injectionMap.computeIfAbsent(clazz, k -> new HashMap<>()).put(injectionTarget.getTargetName(),
 jndiName);
 }
 }
 }

 /**
 * Merge the context initialization parameters specified in the application deployment descriptor with the
 * application parameters described in the server configuration, respecting the <code>override</code> property of
 * the application parameters appropriately.
 */
 private void mergeParameters() {
 Map<String,String> mergedParams = new HashMap<>();

 String names[] = findParameters();
 for (String s : names) {
 mergedParams.put(s, findParameter(s));
 }

 ApplicationParameter params[] = findApplicationParameters();
 for (ApplicationParameter param : params) {
 if (param.getOverride()) {
 mergedParams.computeIfAbsent(param.getName(), k -> param.getValue());
 } else {
 mergedParams.put(param.getName(), param.getValue());
 }
 }

 ServletContext sc = getServletContext();
 for (Map.Entry<String,String> entry : mergedParams.entrySet()) {
 sc.setInitParameter(entry.getKey(), entry.getValue());
 }

 }

 /**
 * Stop this component and implement the requirements of
 * {@link org.apache.catalina.util.LifecycleBase#stopInternal()}.
 *
 * @exception LifecycleException if this component detects a fatal error that prevents this component from being
 * used
 */
 @Override
 protected synchronized void stopInternal() throws LifecycleException {

 // Send j2ee.state.stopping notification
 if (this.getObjectName() != null) {
 Notification notification =
 new Notification("j2ee.state.stopping", this.getObjectName(), sequenceNumber.getAndIncrement());
 broadcaster.sendNotification(notification);
 }

 // Context has been removed from Mapper at this point (so no new
 // requests will be mapped) but is still available.

 // Give the in progress async requests a chance to complete
 long limit = System.currentTimeMillis() + unloadDelay;
 while (inProgressAsyncCount.get() > 0 && System.currentTimeMillis() < limit) {
 try {
 Thread.sleep(50);
 } catch (InterruptedException e) {
 log.info(sm.getString("standardContext.stop.asyncWaitInterrupted"), e);
 break;
 }
 }

 // Once the state is set to STOPPING, the Context will report itself as
 // not available and any in progress async requests will timeout
 setState(LifecycleState.STOPPING);

 // Binding thread
 ClassLoader oldCCL = bindThread();

 try {
 // Stop our child containers, if any
 final Container[] children = findChildren();

 // Stop ContainerBackgroundProcessor thread
 threadStop();

 for (Container child : children) {
 child.stop();
 }

 // Stop our filters
 filterStop();

 Manager manager = getManager();
 if (manager instanceof Lifecycle && ((Lifecycle) manager).getState().isAvailable()) {
 ((Lifecycle) manager).stop();
 }

 // Stop our application listeners
 listenerStop();

 // Finalize our character set mapper
 setCharsetMapper(null);

 // Normal container shutdown processing
 if (log.isDebugEnabled()) {
 log.debug("Processing standard container shutdown");
 }

 // JNDI resources are unbound in CONFIGURE_STOP_EVENT so stop
 // naming resources before they are unbound since NamingResources
 // does a JNDI lookup to retrieve the resource. This needs to be
 // after the application has finished with the resource
 if (namingResources != null) {
 namingResources.stop();
 }

 fireLifecycleEvent(CONFIGURE_STOP_EVENT, null);

 // Stop the Valves in our pipeline (including the basic), if any
 if (pipeline instanceof Lifecycle && ((Lifecycle) pipeline).getState().isAvailable()) {
 ((Lifecycle) pipeline).stop();
 }

 // Clear all application-originated servlet context attributes
 if (context != null) {
 context.clearAttributes();
 }

 Realm realm = getRealmInternal();
 if (realm instanceof Lifecycle) {
 ((Lifecycle) realm).stop();
 }
 Loader loader = getLoader();
 if (loader instanceof Lifecycle) {
 ClassLoader classLoader = loader.getClassLoader();
 ((Lifecycle) loader).stop();
 if (classLoader != null) {
 InstanceManagerBindings.unbind(classLoader);
 }
 }

 // Stop resources
 resourcesStop();

 } finally {

 // Unbinding thread
 unbindThread(oldCCL);

 }

 // Send j2ee.state.stopped notification
 if (this.getObjectName() != null) {
 Notification notification =
 new Notification("j2ee.state.stopped", this.getObjectName(), sequenceNumber.getAndIncrement());
 broadcaster.sendNotification(notification);
 }

 // Reset application context
 context = null;

 // This object will no longer be visible or used.
 try {
 resetContext();
 } catch (Exception ex) {
 log.error("Error resetting context " + this + " " + ex, ex);
 }

 // reset the instance manager
 setInstanceManager(null);

 if (log.isDebugEnabled()) {
 log.debug("Stopping complete");
 }

 }

 /**
 * Destroy needs to clean up the context completely. The problem is that undoing all the config in start() and
 * restoring a 'fresh' state is impossible. After stop()/destroy()/init()/start() we should have the same state as
 * if a fresh start was done - i.e read modified web.xml, etc. This can only be done by completely removing the
 * context object and remapping a new one, or by cleaning up everything.
 */
 @Override
 protected void destroyInternal() throws LifecycleException {

 // If in state NEW when destroy is called, the object name will never
 // have been set so the notification can't be created
 if (getObjectName() != null) {
 // Send j2ee.object.deleted notification
 Notification notification =
 new Notification("j2ee.object.deleted", this.getObjectName(), sequenceNumber.getAndIncrement());
 broadcaster.sendNotification(notification);
 }

 if (namingResources != null) {
 namingResources.destroy();
 }

 Loader loader = getLoader();
 if (loader instanceof Lifecycle) {
 ((Lifecycle) loader).destroy();
 }

 Manager manager = getManager();
 if (manager instanceof Lifecycle) {
 ((Lifecycle) manager).destroy();
 }

 if (resources != null) {
 resources.destroy();
 }

 super.destroyInternal();
 }

 @Override
 public void backgroundProcess() {

 if (!getState().isAvailable()) {
 return;
 }

 Loader loader = getLoader();
 if (loader != null) {
 try {
 loader.backgroundProcess();
 } catch (Exception e) {
 log.warn(sm.getString("standardContext.backgroundProcess.loader", loader), e);
 }
 }
 Manager manager = getManager();
 if (manager != null) {
 try {
 manager.backgroundProcess();
 } catch (Exception e) {
 log.warn(sm.getString("standardContext.backgroundProcess.manager", manager), e);
 }
 }
 WebResourceRoot resources = getResources();
 if (resources != null) {
 try {
 resources.backgroundProcess();
 } catch (Exception e) {
 log.warn(sm.getString("standardContext.backgroundProcess.resources", resources), e);
 }
 }
 InstanceManager instanceManager = getInstanceManager();
 if (instanceManager != null) {
 try {
 instanceManager.backgroundProcess();
 } catch (Exception e) {
 log.warn(sm.getString("standardContext.backgroundProcess.instanceManager", resources), e);
 }
 }
 super.backgroundProcess();
 }

 private void resetContext() throws Exception {
 // Restore the original state ( pre reading web.xml in start )
 // If you extend this - override this method and make sure to clean up

 // Don't reset anything that is read from a <Context.../> element since
 // <Context .../> elements are read at initialisation will not be read
 // again for this object
 for (Container child : findChildren()) {
 removeChild(child);
 }
 startupTime = 0;
 startTime = 0;
 tldScanTime = 0;

 // Bugzilla 32867
 distributable = false;

 applicationListeners.clear();
 applicationEventListenersList.clear();
 applicationLifecycleListenersObjects = new Object[0];
 jspConfigDescriptor = null;

 initializers.clear();

 createdServlets.clear();

 postConstructMethods.clear();
 preDestroyMethods.clear();

 if (log.isDebugEnabled()) {
 log.debug("resetContext " + getObjectName());
 }
 }

 // ------------------------------------------------------ Protected Methods

 /**
 * Adjust the URL pattern to begin with a leading slash, if appropriate (i.e. we are running a servlet 2.2
 * application). Otherwise, return the specified URL pattern unchanged.
 *
 * @param urlPattern The URL pattern to be adjusted (if needed) and returned
 *
 * @return the URL pattern with a leading slash if needed
 */
 protected String adjustURLPattern(String urlPattern) {

 if (urlPattern == null) {
 return urlPattern;
 }
 if (urlPattern.startsWith("/") || urlPattern.startsWith("*.")) {
 return urlPattern;
 }
 if (!isServlet22()) {
 return urlPattern;
 }
 if (log.isDebugEnabled()) {
 log.debug(sm.getString("standardContext.urlPattern.patternWarning", urlPattern));
 }
 return "/" + urlPattern;

 }

 /**
 * Are we processing a version 2.2 deployment descriptor?
 *
 * @return <code>true</code> if running a legacy Servlet 2.2 application
 */
 @Override
 public boolean isServlet22() {
 return XmlIdentifiers.WEB_22_PUBLIC.equals(publicId);
 }

 @Override
 public Set<String> addServletSecurity(ServletRegistration.Dynamic registration,
 ServletSecurityElement servletSecurityElement) {

 Set<String> conflicts = new HashSet<>();

 Collection<String> urlPatterns = registration.getMappings();
 for (String urlPattern : urlPatterns) {
 boolean foundConflict = false;

 SecurityConstraint[] securityConstraints = findConstraints();
 for (SecurityConstraint securityConstraint : securityConstraints) {

 SecurityCollection[] collections = securityConstraint.findCollections();
 for (SecurityCollection collection : collections) {
 if (collection.findPattern(urlPattern)) {
 // First pattern found will indicate if there is a
 // conflict since for any given pattern all matching
 // constraints will be from either the descriptor or
 // not. It is not permitted to have a mixture
 if (collection.isFromDescriptor()) {
 // Skip this pattern
 foundConflict = true;
 conflicts.add(urlPattern);
 break;
 } else {
 // Need to overwrite constraint for this pattern
 collection.removePattern(urlPattern);
 // If the collection is now empty, remove it
 if (collection.findPatterns().length == 0) {
 securityConstraint.removeCollection(collection);
 }
 }
 }
 }

 // If the constraint now has no collections - remove it
 if (securityConstraint.findCollections().length == 0) {
 removeConstraint(securityConstraint);
 }

 // No need to check other constraints for the current pattern
 // once a conflict has been found
 if (foundConflict) {
 break;
 }
 }

 // Note: For programmatically added Servlets this may not be the
 // complete set of security constraints since additional
 // URL patterns can be added after the application has called
 // setSecurity. For all programmatically added servlets, the
 // #dynamicServletAdded() method sets a flag that ensures that
 // the constraints are re-evaluated before the servlet is
 // first used

 // If the pattern did not conflict, add the new constraint(s).
 if (!foundConflict) {
 SecurityConstraint[] newSecurityConstraints =
 SecurityConstraint.createConstraints(servletSecurityElement, urlPattern);
 for (SecurityConstraint securityConstraint : newSecurityConstraints) {
 addConstraint(securityConstraint);
 }
 }
 }

 return conflicts;
 }

 /**
 * Bind current thread, both for CL purposes and for JNDI ENC support during : startup, shutdown and reloading of
 * the context.
 *
 * @return the previous context class loader
 */
 protected ClassLoader bindThread() {

 ClassLoader oldContextClassLoader = bind(false, null);

 if (isUseNaming()) {
 try {
 ContextBindings.bindThread(this, getNamingToken());
 } catch (NamingException e) {
 // Silent catch, as this is a normal case during the early
 // startup stages
 }
 }

 return oldContextClassLoader;
 }

 /**
 * Unbind thread and restore the specified context classloader.
 *
 * @param oldContextClassLoader the previous classloader
 */
 protected void unbindThread(ClassLoader oldContextClassLoader) {

 if (isUseNaming()) {
 ContextBindings.unbindThread(this, getNamingToken());
 }

 unbind(false, oldContextClassLoader);
 }

 @Override
 public ClassLoader bind(boolean usePrivilegedAction, ClassLoader originalClassLoader) {
 Loader loader = getLoader();
 ClassLoader webApplicationClassLoader = null;
 if (loader != null) {
 webApplicationClassLoader = loader.getClassLoader();
 }

 Thread currentThread = Thread.currentThread();
 if (originalClassLoader == null) {
 if (usePrivilegedAction) {
 PrivilegedAction<ClassLoader> pa = new PrivilegedGetTccl(currentThread);
 originalClassLoader = AccessController.doPrivileged(pa);
 } else {
 originalClassLoader = currentThread.getContextClassLoader();
 }
 }

 if (webApplicationClassLoader == null || webApplicationClassLoader == originalClassLoader) {
 // Not possible or not necessary to switch class loaders. Return
 // null to indicate this.
 return null;
 }

 ThreadBindingListener threadBindingListener = getThreadBindingListener();

 if (usePrivilegedAction) {
 PrivilegedAction<Void> pa = new PrivilegedSetTccl(currentThread, webApplicationClassLoader);
 AccessController.doPrivileged(pa);
 } else {
 currentThread.setContextClassLoader(webApplicationClassLoader);
 }
 if (threadBindingListener != null) {
 try {
 threadBindingListener.bind();
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 log.error(sm.getString("standardContext.threadBindingListenerError", getName()), t);
 }
 }

 return originalClassLoader;
 }

 @Override
 public void unbind(boolean usePrivilegedAction, ClassLoader originalClassLoader) {
 if (originalClassLoader == null) {
 return;
 }

 if (threadBindingListener != null) {
 try {
 threadBindingListener.unbind();
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 log.error(sm.getString("standardContext.threadBindingListenerError", getName()), t);
 }
 }

 Thread currentThread = Thread.currentThread();
 if (usePrivilegedAction) {
 PrivilegedAction<Void> pa = new PrivilegedSetTccl(currentThread, originalClassLoader);
 AccessController.doPrivileged(pa);
 } else {
 currentThread.setContextClassLoader(originalClassLoader);
 }
 }

 /**
 * Get naming context full name.
 *
 * @return the context name
 */
 private String getNamingContextName() {
 if (namingContextName == null) {
 Container parent = getParent();
 if (parent == null) {
 namingContextName = getName();
 } else {
 Deque<String> stk = new ArrayDeque<>();
 StringBuilder buff = new StringBuilder();
 while (parent != null) {
 stk.addFirst(parent.getName());
 parent = parent.getParent();
 }
 while (!stk.isEmpty()) {
 buff.append('/').append(stk.remove());
 }
 buff.append(getName());
 namingContextName = buff.toString();
 }
 }
 return namingContextName;
 }

 /**
 * Naming context listener accessor.
 *
 * @return the naming context listener associated with the webapp
 */
 public NamingContextListener getNamingContextListener() {
 return namingContextListener;
 }

 /**
 * Naming context listener setter.
 *
 * @param namingContextListener the new naming context listener
 */
 public void setNamingContextListener(NamingContextListener namingContextListener) {
 this.namingContextListener = namingContextListener;
 }

 /**
 * @return the request processing paused flag for this Context.
 */
 @Override
 public boolean getPaused() {
 return this.paused;
 }

 @Override
 public boolean fireRequestInitEvent(ServletRequest request) {

 Object instances[] = getApplicationEventListeners();

 if ((instances != null) && (instances.length > 0)) {

 ServletRequestEvent event = new ServletRequestEvent(getServletContext(), request);

 for (Object instance : instances) {
 if (instance == null) {
 continue;
 }
 if (!(instance instanceof ServletRequestListener)) {
 continue;
 }
 ServletRequestListener listener = (ServletRequestListener) instance;

 try {
 listener.requestInitialized(event);
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 getLogger().error(
 sm.getString("standardContext.requestListener.requestInit", instance.getClass().getName()),
 t);
 request.setAttribute(RequestDispatcher.ERROR_EXCEPTION, t);
 return false;
 }
 }
 }
 return true;
 }

 @Override
 public boolean fireRequestDestroyEvent(ServletRequest request) {
 Object instances[] = getApplicationEventListeners();

 if ((instances != null) && (instances.length > 0)) {

 ServletRequestEvent event = new ServletRequestEvent(getServletContext(), request);

 for (int i = 0; i < instances.length; i++) {
 int j = (instances.length - 1) - i;
 if (instances[j] == null) {
 continue;
 }
 if (!(instances[j] instanceof ServletRequestListener)) {
 continue;
 }
 ServletRequestListener listener = (ServletRequestListener) instances[j];

 try {
 listener.requestDestroyed(event);
 } catch (Throwable t) {
 ExceptionUtils.handleThrowable(t);
 getLogger().error(sm.getString("standardContext.requestListener.requestDestroyed",
 instances[j].getClass().getName()), t);
 request.setAttribute(RequestDispatcher.ERROR_EXCEPTION, t);
 return false;
 }
 }
 }
 return true;
 }

 @Override
 public void addPostConstructMethod(String clazz, String method) {
 if (clazz == null || method == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.postconstruct.required"));
 }
 if (postConstructMethods.get(clazz) != null) {
 throw new IllegalArgumentException(sm.getString("standardContext.postconstruct.duplicate", clazz));
 }

 postConstructMethods.put(clazz, method);
 fireContainerEvent("addPostConstructMethod", clazz);
 }

 @Override
 public void removePostConstructMethod(String clazz) {
 postConstructMethods.remove(clazz);
 fireContainerEvent("removePostConstructMethod", clazz);
 }

 @Override
 public void addPreDestroyMethod(String clazz, String method) {
 if (clazz == null || method == null) {
 throw new IllegalArgumentException(sm.getString("standardContext.predestroy.required"));
 }
 if (preDestroyMethods.get(clazz) != null) {
 throw new IllegalArgumentException(sm.getString("standardContext.predestroy.duplicate", clazz));
 }

 preDestroyMethods.put(clazz, method);
 fireContainerEvent("addPreDestroyMethod", clazz);
 }

 @Override
 public void removePreDestroyMethod(String clazz) {
 preDestroyMethods.remove(clazz);
 fireContainerEvent("removePreDestroyMethod", clazz);
 }

 @Override
 public String findPostConstructMethod(String clazz) {
 return postConstructMethods.get(clazz);
 }

 @Override
 public String findPreDestroyMethod(String clazz) {
 return preDestroyMethods.get(clazz);
 }

 @Override
 public Map<String,String> findPostConstructMethods() {
 return postConstructMethods;
 }

 @Override
 public Map<String,String> findPreDestroyMethods() {
 return preDestroyMethods;
 }

 /**
 * Set the appropriate context attribute for our work directory.
 */
 protected void postWorkDirectory() {

 // Acquire (or calculate) the work directory path
 String workDir = getWorkDir();
 if (workDir == null || workDir.length() == 0) {

 // Retrieve our parent (normally a host) name
 String hostName = null;
 String engineName = null;
 String hostWorkDir = null;
 Container parentHost = getParent();
 if (parentHost != null) {
 hostName = parentHost.getName();
 if (parentHost instanceof StandardHost) {
 hostWorkDir = ((StandardHost) parentHost).getWorkDir();
 }
 Container parentEngine = parentHost.getParent();
 if (parentEngine != null) {
 engineName = parentEngine.getName();
 }
 }
 if ((hostName == null) || (hostName.length() < 1)) {
 hostName = "_";
 }
 if ((engineName == null) || (engineName.length() < 1)) {
 engineName = "_";
 }

 String temp = getBaseName();
 if (temp.startsWith("/")) {
 temp = temp.substring(1);
 }
 temp = temp.replace('/', '_');
 temp = temp.replace('\\', '_');
 if (temp.length() < 1) {
 temp = ContextName.ROOT_NAME;
 }
 if (hostWorkDir != null) {
 workDir = hostWorkDir + File.separator + temp;
 } else {
 workDir = "work" + File.separator + engineName + File.separator + hostName + File.separator + temp;
 }
 setWorkDir(workDir);
 }

 // Create this directory if necessary
 File dir = new File(workDir);
 if (!dir.isAbsolute()) {
 String catalinaHomePath = null;
 try {
 catalinaHomePath = getCatalinaBase().getCanonicalPath();
 dir = new File(catalinaHomePath, workDir);
 } catch (IOException e) {
 log.warn(sm.getString("standardContext.workCreateException", workDir, catalinaHomePath, getName()), e);
 }
 }
 if (!dir.mkdirs() && !dir.isDirectory()) {
 log.warn(sm.getString("standardContext.workCreateFail", dir, getName()));
 }

 // Set the appropriate servlet context attribute
 if (context == null) {
 getServletContext();
 }
 context.setAttribute(ServletContext.TEMPDIR, dir);
 context.setAttributeReadOnly(ServletContext.TEMPDIR);
 }

 /**
 * Set the request processing paused flag for this Context.
 *
 * @param paused The new request processing paused flag
 */
 private void setPaused(boolean paused) {

 this.paused = paused;

 }

 /**
 * Validate the syntax of a proposed <code><url-pattern></code> for conformance with specification
 * requirements.
 *
 * @param urlPattern URL pattern to be validated
 *
 * @return <code>true</code> if the URL pattern is conformant
 */
 private boolean validateURLPattern(String urlPattern) {

 if (urlPattern == null) {
 return false;
 }
 if (urlPattern.indexOf('\n') >= 0 || urlPattern.indexOf('\r') >= 0) {
 return false;
 }
 if (urlPattern.equals("")) {
 return true;
 }
 if (urlPattern.startsWith("*.")) {
 if (urlPattern.indexOf('/') < 0) {
 checkUnusualURLPattern(urlPattern);
 return true;
 } else {
 return false;
 }
 }
 if (urlPattern.startsWith("/") && !urlPattern.contains("*.")) {
 checkUnusualURLPattern(urlPattern);
 return true;
 } else {
 return false;
 }

 }

 /**
 * Check for unusual but valid <code><url-pattern></code>s. See Bugzilla 34805, 43079 & 43080
 */
 private void checkUnusualURLPattern(String urlPattern) {
 if (log.isInfoEnabled()) {
 // First group checks for '*' or '/foo*' style patterns
 // Second group checks for *.foo.bar style patterns
 if ((urlPattern.endsWith("*") &&
 (urlPattern.length() < 2 || urlPattern.charAt(urlPattern.length() - 2) != '/')) ||
 urlPattern.startsWith("*.") && urlPattern.length() > 2 && urlPattern.lastIndexOf('.') > 1) {
 log.info(sm.getString("standardContext.suspiciousUrl", urlPattern, getName()));
 }
 }
 }

 // ------------------------------------------------------------- Operations

 @Override
 protected String getObjectNameKeyProperties() {

 StringBuilder keyProperties = new StringBuilder("j2eeType=WebModule,");
 keyProperties.append(getObjectKeyPropertiesNameOnly());
 keyProperties.append(",J2EEApplication=");
 keyProperties.append(getJ2EEApplication());
 keyProperties.append(",J2EEServer=");
 keyProperties.append(getJ2EEServer());

 return keyProperties.toString();
 }

 private String getObjectKeyPropertiesNameOnly() {
 StringBuilder result = new StringBuilder("name=//");
 String hostname = getParent().getName();
 if (hostname == null) {
 result.append("DEFAULT");
 } else {
 result.append(hostname);
 }

 String contextName = getName();
 if (!contextName.startsWith("/")) {
 result.append('/');
 }
 result.append(contextName);

 return result.toString();
 }

 @Override
 protected void initInternal() throws LifecycleException {
 super.initInternal();

 // Register the naming resources
 if (namingResources != null) {
 namingResources.init();
 }

 // Send j2ee.object.created notification
 if (this.getObjectName() != null) {
 Notification notification =
 new Notification("j2ee.object.created", this.getObjectName(), sequenceNumber.getAndIncrement());
 broadcaster.sendNotification(notification);
 }
 }

 /**
 * Remove a JMX notificationListener
 *
 * @see javax.management.NotificationEmitter#removeNotificationListener(javax.management.NotificationListener,
 * javax.management.NotificationFilter, java.lang.Object)
 */
 @Override
 public void removeNotificationListener(NotificationListener listener, NotificationFilter filter, Object object)
 throws ListenerNotFoundException {
 broadcaster.removeNotificationListener(listener, filter, object);
 }

 private MBeanNotificationInfo[] notificationInfo;

 /**
 * Get JMX Broadcaster Info
 *
 * @see javax.management.NotificationBroadcaster#getNotificationInfo()
 */
 @Override
 public MBeanNotificationInfo[] getNotificationInfo() {
 // FIXME: we not send j2ee.attribute.changed
 if (notificationInfo == null) {
 notificationInfo = new MBeanNotificationInfo[] {
 new MBeanNotificationInfo(new String[] { "j2ee.object.created" }, Notification.class.getName(),
 "web application is created"),
 new MBeanNotificationInfo(new String[] { "j2ee.state.starting" }, Notification.class.getName(),
 "change web application is starting"),
 new MBeanNotificationInfo(new String[] { "j2ee.state.running" }, Notification.class.getName(),
 "web application is running"),
 new MBeanNotificationInfo(new String[] { "j2ee.state.stopping" }, Notification.class.getName(),
 "web application start to stopped"),
 new MBeanNotificationInfo(new String[] { "j2ee.object.stopped" }, Notification.class.getName(),
 "web application is stopped"),
 new MBeanNotificationInfo(new String[] { "j2ee.object.deleted" }, Notification.class.getName(),
 "web application is deleted"),
 new MBeanNotificationInfo(new String[] { "j2ee.object.failed" }, Notification.class.getName(),
 "web application failed") };
 }

 return notificationInfo;
 }

 /**
 * Add a JMX NotificationListener
 *
 * @see javax.management.NotificationBroadcaster#addNotificationListener(javax.management.NotificationListener,
 * javax.management.NotificationFilter, java.lang.Object)
 */
 @Override
 public void addNotificationListener(NotificationListener listener, NotificationFilter filter, Object object)
 throws IllegalArgumentException {
 broadcaster.addNotificationListener(listener, filter, object);
 }

 /**
 * Remove a JMX-NotificationListener
 *
 * @see javax.management.NotificationBroadcaster#removeNotificationListener(javax.management.NotificationListener)
 */
 @Override
 public void removeNotificationListener(NotificationListener listener) throws ListenerNotFoundException {
 broadcaster.removeNotificationListener(listener);
 }

 // ------------------------------------------------------------- Attributes

 /**
 * @return the naming resources associated with this web application.
 */
 public String[] getWelcomeFiles() {

 return findWelcomeFiles();

 }

 @Override
 public boolean getXmlNamespaceAware() {
 return webXmlNamespaceAware;
 }

 @Override
 public void setXmlNamespaceAware(boolean webXmlNamespaceAware) {
 this.webXmlNamespaceAware = webXmlNamespaceAware;
 }

 @Override
 public void setXmlValidation(boolean webXmlValidation) {
 this.webXmlValidation = webXmlValidation;
 }

 @Override
 public boolean getXmlValidation() {
 return webXmlValidation;
 }

 @Override
 public void setXmlBlockExternal(boolean xmlBlockExternal) {
 this.xmlBlockExternal = xmlBlockExternal;
 }

 @Override
 public boolean getXmlBlockExternal() {
 return xmlBlockExternal;
 }

 @Override
 public void setTldValidation(boolean tldValidation) {
 this.tldValidation = tldValidation;
 }

 @Override
 public boolean getTldValidation() {
 return tldValidation;
 }

 /**
 * The J2EE Server ObjectName this module is deployed on.
 */
 private String server = null;

 public String getServer() {
 return server;
 }

 public String setServer(String server) {
 return this.server = server;
 }

 /**
 * Gets the time this context was started.
 *
 * @return Time (in milliseconds since January 1, 1970, 00:00:00) when this context was started
 */
 public long getStartTime() {
 return startTime;
 }

 private static class NoPluggabilityServletContext implements ServletContext {

 private final ServletContext sc;

 NoPluggabilityServletContext(ServletContext sc) {
 this.sc = sc;
 }

 @Override
 public String getContextPath() {
 return sc.getContextPath();
 }

 @Override
 public ServletContext getContext(String uripath) {
 return sc.getContext(uripath);
 }

 @Override
 public int getMajorVersion() {
 return sc.getMajorVersion();
 }

 @Override
 public int getMinorVersion() {
 return sc.getMinorVersion();
 }

 @Override
 public int getEffectiveMajorVersion() {
 return sc.getEffectiveMajorVersion();
 }

 @Override
 public int getEffectiveMinorVersion() {
 return sc.getEffectiveMinorVersion();
 }

 @Override
 public String getMimeType(String file) {
 return sc.getMimeType(file);
 }

 @Override
 public Set<String> getResourcePaths(String path) {
 return sc.getResourcePaths(path);
 }

 @Override
 public URL getResource(String path) throws MalformedURLException {
 return sc.getResource(path);
 }

 @Override
 public InputStream getResourceAsStream(String path) {
 return sc.getResourceAsStream(path);
 }

 @Override
 public RequestDispatcher getRequestDispatcher(String path) {
 return sc.getRequestDispatcher(path);
 }

 @Override
 public RequestDispatcher getNamedDispatcher(String name) {
 return sc.getNamedDispatcher(name);
 }

 @Override
 public void log(String msg) {
 sc.log(msg);
 }

 @Override
 public void log(String message, Throwable throwable) {
 sc.log(message, throwable);
 }

 @Override
 public String getRealPath(String path) {
 return sc.getRealPath(path);
 }

 @Override
 public String getServerInfo() {
 return sc.getServerInfo();
 }

 @Override
 public String getInitParameter(String name) {
 return sc.getInitParameter(name);
 }

 @Override
 public Enumeration<String> getInitParameterNames() {
 return sc.getInitParameterNames();
 }

 @Override
 public boolean setInitParameter(String name, String value) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public Object getAttribute(String name) {
 return sc.getAttribute(name);
 }

 @Override
 public Enumeration<String> getAttributeNames() {
 return sc.getAttributeNames();
 }

 @Override
 public void setAttribute(String name, Object object) {
 sc.setAttribute(name, object);
 }

 @Override
 public void removeAttribute(String name) {
 sc.removeAttribute(name);
 }

 @Override
 public String getServletContextName() {
 return sc.getServletContextName();
 }

 @Override
 public Dynamic addServlet(String servletName, String className) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public Dynamic addServlet(String servletName, Servlet servlet) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public Dynamic addServlet(String servletName, Class<? extends Servlet> servletClass) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public Dynamic addJspFile(String jspName, String jspFile) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public <T extends Servlet> T createServlet(Class<T> c) throws ServletException {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public ServletRegistration getServletRegistration(String servletName) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public Map<String,? extends ServletRegistration> getServletRegistrations() {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public FilterRegistration.Dynamic addFilter(String filterName, String className) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public FilterRegistration.Dynamic addFilter(String filterName, Filter filter) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public FilterRegistration.Dynamic addFilter(String filterName,
 Class<? extends Filter> filterClass) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public <T extends Filter> T createFilter(Class<T> c) throws ServletException {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public FilterRegistration getFilterRegistration(String filterName) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public Map<String,? extends FilterRegistration> getFilterRegistrations() {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public SessionCookieConfig getSessionCookieConfig() {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public void setSessionTrackingModes(Set<SessionTrackingMode> sessionTrackingModes) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public Set<SessionTrackingMode> getDefaultSessionTrackingModes() {
 return sc.getDefaultSessionTrackingModes();
 }

 @Override
 public Set<SessionTrackingMode> getEffectiveSessionTrackingModes() {
 return sc.getEffectiveSessionTrackingModes();
 }

 @Override
 public void addListener(String className) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public <T extends EventListener> void addListener(T t) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public void addListener(Class<? extends EventListener> listenerClass) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public <T extends EventListener> T createListener(Class<T> c) throws ServletException {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public JspConfigDescriptor getJspConfigDescriptor() {
 return sc.getJspConfigDescriptor();
 }

 @Override
 public ClassLoader getClassLoader() {
 return sc.getClassLoader();
 }

 @Override
 public void declareRoles(String... roleNames) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public String getVirtualServerName() {
 return sc.getVirtualServerName();
 }

 @Override
 public int getSessionTimeout() {
 return sc.getSessionTimeout();
 }

 @Override
 public void setSessionTimeout(int sessionTimeout) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public String getRequestCharacterEncoding() {
 return sc.getRequestCharacterEncoding();
 }

 @Override
 public void setRequestCharacterEncoding(String encoding) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }

 @Override
 public String getResponseCharacterEncoding() {
 return sc.getResponseCharacterEncoding();
 }

 @Override
 public void setResponseCharacterEncoding(String encoding) {
 throw new UnsupportedOperationException(sm.getString("noPluggabilityServletContext.notAllowed"));
 }
 }
}

Messung V0.5 in Prozent

¤ Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.0.121Bemerkung: (vorverarbeitet am 2026-04-27) ¤

*Bot Zugriff

Wurzel

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Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.