Quelle WebServlet.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 jakarta.servlet.annotation;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

/**
* This annotation is used to declare the configuration of a {@link jakarta.servlet.Servlet}. 
* If the name attribute is not defined, the fully qualified name of the class is used. 
* 
* At least one URL pattern MUST be declared in either the {@code value} or {@code urlPattern} attribute of the
* annotation, but not both. 
* 
* The {@code value} attribute is recommended for use when the URL pattern is the only attribute being set, otherwise
* the {@code urlPattern} attribute should be used. 
* 
* The class on which this annotation is declared MUST extend {@link jakarta.servlet.http.HttpServlet}. 
* 
* E.g. <code>@WebServlet("/path")} 
* public class TestServlet extends HttpServlet ... {</code> 
* E.g. <code>@WebServlet(name="TestServlet", urlPatterns={"/path", "/alt"}) 
* public class TestServlet extends HttpServlet ... {</code> 
*
* @since Servlet 3.0 (Section 8.1.1)
*/
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface WebServlet {

 /**
 * @return name of the Servlet
 */
 String name() default "";

 /**
 * A convenience method, to allow extremely simple annotation of a class.
 *
 * @return array of URL patterns
 *
 * @see #urlPatterns()
 */
 String[] value() default {};

 /**
 * @return array of URL patterns to which this Filter applies
 */
 String[] urlPatterns() default {};

 /**
 * @return load on startup ordering hint
 */
 int loadOnStartup() default -1;

 /**
 * @return array of initialization params for this Servlet
 */
 WebInitParam[] initParams() default {};

 /**
 * @return asynchronous operation supported by this Servlet
 */
 boolean asyncSupported() default false;

 /**
 * @return small icon for this Servlet, if present
 */
 String smallIcon() default "";

 /**
 * @return large icon for this Servlet, if present
 */
 String largeIcon() default "";

 /**
 * @return description of this Servlet, if present
 */
 String description() default "";

 /**
 * @return display name of this Servlet, if present
 */
 String displayName() default "";
}

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