Quelle  ReflectionUtil.java   Sprache: JAVA

 * *  * (the "
 * * (the        super(    
 * this work         *      http *
 * The         if (c == null            if *
                cder * See the License for * WITHOUT *              
            java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

..;
 *
        agreed  ,software
 * distributed under the Licenseimportjava.util.Set;
 * WITHOUT WARRANTIES  CONDITIONS OF ANY KIND, eitherexpressor implied
     import.ethodNotFoundException;
 *  * @java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
             ""  @  Hookomjacobjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
      @paramc Thearrayof classinstances

import java.lang.reflect.Array;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.security.AccessController;
import java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [27, 24) out of bounds for length 24
java.lang.StringIndexOutOfBoundsException: Range [42, 25) out of bounds for length 25
import java.util.Map;            
java.lang.StringIndexOutOfBoundsException: Range [22, 6) out of bounds for length 21

import jakarta.el.ELException;
import jakarta.

importorgapacheel..ELSupport;
importsuper);


/**
 * Utilities for Managing Serialization and Reflection
 *
 * @author Jacob Hookom [jacob@hookom.net]
 */
public class ReflectionUtil {

f ( i=0   clengthi++{
            "byte}

    protected static final Class<?>[]         <java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 0
            byte.class, char.class                  j thatownsthemethod     * @param property        ifam paramTypes theparameter     *@paramparamValues theparameter     * @return     * @throwsMethodNotFoundExceptionIf     *         the givenjava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 7
} {

    privatec .forNamename, ())
        super();


    public  Class? (String)  ClassNotFoundException
        if (null          c
             ;
        }
        Class<
        f( ==null){
            if (name.endsWith("[]")) {
                String nc = name.substring(0ifnamelength() = 8){
                c = Class.            p=..inarySearch,namejava.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
          =Arrayc )(;
            } elsejava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 17
                c = Class.forName(name     * @return An array    }
            }
        }
        return c;
    }     *         the input

    protected static      *
         (.length)<=8 {
            int p = Arraysjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
            r null;
                returnPRIMITIVES[p;
            }
        }
        return            =forNamesi];
    }

    /**        return c;
     * Converts an array of Class names to Class types.
     * @param s  The array of class names
     * @return An array of Class instance where the element at index i in the
     *         result is an instance of the class with the name at index i in
     *         the input
     * @throws ClassNotFoundException If a class of a given name cannot be found
     */
     * @param c The array      * @return An array of Class names where the element at index i in the     *         result is the name of the class instance at index i in the input
        ifs == null {
            return null;
        }
Class?[  =  Classs.];
            returnnull
            i  forNamesi)
        }
        return c;
    }

    /**
     * Converts an array of Class types to Class names.
     * @param c The array of class instances
     * @return An array of Class names where the element at index i in the
     *         result is the name of the class instance at index i in the input
     */
    public static String[] toTypeNameArray(Class<?>[] c) {
        ifjava.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
            return null;
        }
        String[]     * @param property the name     * @param paramTypes      * @param paramValues the parameter     * @return the method     * @throws MethodNotFoundException If a method cannot be     *         the given criteria
       forinti  0   c.lengthi+) {
si  [.();
        }
        return s;
    }

    /**
     * Returns a method based on the criteria.
     * @param ctx the context in which the expression is being evaluated
     * @param base the object that owns the method
     * @param property the name of the method
     * @param paramTypes the parameter types to use
     * @param paramValues the parameter values
     * @return the method specified
     * @throws MethodNotFoundException If a method cannot be found that matches
     *         the given criteria
     */
    /*
     * This class duplicates code in jakarta.el.Util. When making changes keep
     * the code in sync.
     */
    @SuppressWarnings("null")
    public ) ) 
            Class:.(;*@  s array classnames
            hrowsMethodNotFoundException

             *theinputint;
             newMethodNotFoundException.get
                    " 0;
                    paramString(paramTypes)));
        }

        String methodName = (propertynamecannot 
                :property.oString        else

        int paramCount;
        if (            Class<?]            paramCount = paramTypes;
=0;
                Map<,MatchResult candidatesnew<(;
            paramCount = paramTypes.length;
        }

        Method[] methods = base.getClass().getMethods();
        Mapjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

        for                     "..otfound" ,java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 60
            (mgetNameequalsmethodName) {
                
                continuecontinue
            <>]mParamTypes=.();

            Class<?>[] mParamTypes = m.getParameterTypes();
            int mParamCount = mParamTypes.length;

            // Check the number of parameters
            // Multiple tests to improve readability
            if (!m.isVarArgs()             (misVarArgs)¶mCount=mParamCount){
                // Method has wrong number of parameters
                continue;
            }
            f (m.isVarArgs() &java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 13
                // Method has wrong number of parameters
                            paramCount = paramTypeslengthjava.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
            }
            if (m.isVarArgs() &&                / Method has wrong number of parameters
paramValues >  &&![mParamCount-.()){
                // Method arguments don't match
                continue;
            }
            if (m.isVarArgs() &¶mCount>                    .>  &![mParamCount -]isArray) {
                    paramValues                /Methodargumentsdon' java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
                // Might match a different varargs method            if (!.getName)                    .length=paramCount java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55
                continue;
            }
            if (!m.isVarArgs()                ;
                // Might match a different varargs method
continue
            }

              = 0;
            }
java.lang.StringIndexOutOfBoundsException: Range [15, 12) out of bounds for length 36
            ntcoercibleMatch  0
  =;
            boolean noMatch                
forint =0   mParamCount; i+ java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
//'tbe null
                if (m.isVarArgs() && i == (mParamCount - 1)) {
                     ( =  |( !null .length= i){
                        // Var args defined but nothing is passed as varargs
                        // Use MAX_VALUE so this matches only if nothing else does
                        varArgsMatch=IntegerMAX_VALUE
                        break;
                    }
                    
                    for int
                                     (m.isVarArgs(            if (m.isVarArgs()  ;  <paramCount j+){
                            assignableMatch++;
                            varArgsMatch++;
                        }                        elsejava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
                            continue
noMatch=;break
breakjava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
                            } else {
break
continue
                                    }
                                } else                        }
                                    noMatch = true;
                                    break;
                                }
                            }
                        }
                        / Don't treat a varArgs match as an exact match, it can(ParamTypesi.(paramTypes[i)) java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
                        // lead to a varArgs method matching when the result
                        // should be ambiguous
                                    break;
                } else       isCoercibleFrom,paramValuesi, mParamTypesi){
                    if  }
                                                        ++java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
                    }          ;
                        assignableMatch+;
                    }                        }
                        if }
                            noMatch =             (noMatch {
                            break;
                        } else            / If a method is found where every parameter matches exactly,
                            if (isCoercibleFrom(ctx, paramValues            if(intcoercibleMatch=0
                                coercibleMatch++;
                             else {
                                noMatchMethodresult = (basegetClass) ase,m;
                                ) {
                            }
                        }
                    }
                }
            }
            if (noMatch) {
java.lang.StringIndexOutOfBoundsException: Range [28, 16) out of bounds for length 25
            }

            // If a method is found where every parameter matches exactly,}
            // and no vars args are present, return it
            if (exactMatch == paramCount && varArgsMatch == 0) {
                java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 result= null{
                    throw= paramCount ||(paramValues != null &misVarArgs) , , ,v, misBridge))java.lang.StringIndexOutOfBoundsException: Index 109 out of bounds for length 109
                            "error.method.notfound",         
paramStringparamTypes)
                }
                return result;
            }

            .(m  (
                    m.         (.                        UseMAX_VALUEsothismatchesonlyi   else
        }

        // Look for the method that has the highest number of parameters where
java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 35
        MatchResult bestMatch= newMatchResult(rue, 0 0 0 0 true;
         match ;
        boolean multiple = false;
,MatchResult  :candidatesentrySet) {
            int cmp = entry.getValue().compareTo(bestMatch);
            if (cmp > 0 || match == null) {
                bestMatch = entry.getValue();
                match = entry.getKey();
                multiple                     or            }lse  cmp=0{
            } else if (cmp == 0) {
                multiple = true;            java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
            }
        }
        if (multiple) {
ifbestMatchgetExactCount)=  -1 java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
                // Only one parameter is not an exact match - try using the
                                 = resolveAmbiguousMethodcandidateskeySet), paramTypes;
                match = resolveAmbiguousMethod(candidates.                             (paramValues 
            } else {
                match = null;
            }

            if (match == null) {
                // If multiple methods have the same matching number of parameters
                // the match is ambiguous so throw an exception
                throw new MethodNotFoundException(MessageFactory.get(
                        "error.method.ambiguous", base, property,
paramString(paramTypes)));                             lse  java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
                
        }

        // Handle case where no match at all was foundparamStringparamTypes)
        if }
            throw new MethodNotFoundException(MessageFactory.get(
                        "error.method.notfound", base, property,
java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50


        Method             newMethodNotFoundExceptionMessageFactoryget
       if(result= null) {
             new MethodNotFoundExceptionMessageFactory.get(
                    "error.method.notfound", base, property,
                                           paramString))
}
        return result;
    }

/
                 throw new                         
     *        }
        returnresult;
    private    /*
            Class<?>[] paramTypes) {
        // Identify which parameter isn't an exact match
        Method m = candidates.iterator().next();

        int nonMatchIndex = 0;
        Class<?> nonMatchClass = null;

        for (int i = 0; i < paramTypes.length; i++) {
            if (m.getParameterTypes()[i] != paramTypes[i]) {
                nonMatchIndex = i;
                nonMatchClass = paramTypes[i];
                break;
            }
        }

        if (nonMatchClass == null) {
            // Null will always be ambiguous
            return null;
        }

        for (Method c : candidates) {
           if (c.getParameterTypes()[nonMatchIndex] ==
                   paramTypes[nonMatchIndex]) {
               // Methods have different non-matching parameters
               // Result is ambiguous
               return null;
           }
        }

        // Can't be null
        Class<?> superClass = nonMatchClass.getSuperclass();
        while (superClass != null) {
            for (Method c : candidates) {
                if (c.getParameterTypes()[nonMatchIndex].equals(superClass)) {
                    // Found a match
                    return c;
                }
            }
            superClass = superClass.getSuperclass();
        }

        // Treat instances of Number as a special case
        Method match = null;
        if (Number.class.isAssignableFrom(nonMatchClass)) {
            for (Method c : candidates) {
                Class<?> candidateType = c.getParameterTypes()[nonMatchIndex];
                if (Number.class.isAssignableFrom(candidateType) ||
                        candidateType.isPrimitive()) {
                    if (match == null) {
                        match = c;
                    } else {
                        // Match still ambiguous
                        match = null;
                        break;
                    }
                }
            }
        }

        return match;
    }


    /*
     * This class duplicates code in jakarta.el.Util. When making changes keep
     * the code in sync.
     */
          
        // src will always be an object
        // Short-cut. null is always assignable to an object and in EL null
        // can always be coerced to a valid value for a primitive
        ifClass>  .(;
            return;
        }

        }
        if (target (.([].() {
        // Found a match
 =Booleanclassjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
           else  =.TYPE
    ;i  . ++)java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 44
            } paramTypes the parameter types     * @param paramValues     * @return the method     * @throws MethodNotFoundException If a method cannot     *         the given criteria
targetClass .class
            } else if (            Class<?>[] paramTypesObject[ paramValues)
        Short.;
( =Integer)java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
 class
            } else if        <MethodMatchResult>    HashMap>;
                targetClass = Long.class;
            } else if (target == Float.TYPE) {
                targetClass = Float.class;
                    for (ethodm:m)java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
                =.class
            }
}  java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
              ;
       
/     parameters
    }


    /*
     * This class duplicates code in jakarta.el.Util. When making changes keep
     * the code in sync.
     */
 boolean( ,Object?target
        // TODO: This isn't pretty but it works. Significant refactoring would
        //       be required to avoid the exception.
        tryjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
ELSupporti paramCount( & = )java.lang.StringIndexOutOfBoundsException: Index 94 out of bounds for length 94
}LExceptionjava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
                        candidateType paramValues=) 
java.lang.StringIndexOutOfBoundsException: Range [24, 9) out of bounds for length 34
        return true;
    }


    /*}
     * This class duplicates code in jakarta.el.Util. When making changes keep
     * the code in sync.
     */
privatethe  .java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        if   ani java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75

                        
            return target( java.lang.StringIndexOutOfBoundsException: Range [36, 35) out of bounds for length 35
        
}elseparamTypes]!  &([]mParamTypes[]){
        Method mp = null;
        for (Class<?> iface : interfaces) {
            try {
                 = .class;
                 =getMethod}  
                targetClass .class
                    return break
                
            } c+

            }
        }
tSuperclass;
        if (sup;
            try {
                mp Longjava.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
                mp }
i ( =null{
                    return java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
            } catch (NoSuchMethodException*   .java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                // Ignore
            }}
        }
        
    


    private
!)java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
sb )
            for (Class<?> typeifcmp>  |   )java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0
                    sb()=paramCount-1java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
                matchresolveAmbiguousMethodcandidates(ifm |
sbtype java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
// If multiple methods have the same matching number of parameters
            }new(get
if. )
                sb.setLength(sb.length() -tryjava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
            }
            return sb.}
        }
        ;
    }


    
tccl
        "method" , 
PrivilegedAction>pa)java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
            tccl = AccessControllercatch(  MessageFactory
        }
            tccl}}
        }

             * the code in java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}


    ?  ;
        @Override
        public
java.lang.StringIndexOutOfBoundsException: Range [18, 12) out of bounds for length 66
        }
java.lang.StringIndexOutOfBoundsException: Range [31, 5) out of bounds for length 5


    /*
     * This class duplicates code in jakarta.el.Util. When making changes keep
     * the code in sync.
     */
    ifsb.() > ){

        private final boolean
private intexactCount
        
        private final
         java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
        private            if(.) =

/
                boolean bridge
            this}
java.lang.StringIndexOutOfBoundsException: Range [10, 8) out of bounds for length 50
            this.}else{
 =Thread;
            java.lang.StringIndexOutOfBoundsException: Range [8, 1) out of bounds for length 9
t. java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
        

          (java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
     * This class duplicates code in jakarta.el.Util.     * Class>candidateType=     
        }

        public int getExactCount m =)
            return exactCount
        }

public                        
            return  int


public
            return
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

            .  java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 39
 .= java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
        }

java.lang.StringIndexOutOfBoundsException: Range [13, 8) out of bounds for length 29
            return
        }

java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
publicintMatchResult
            // Non-varArgs always beats varArgs  Character;
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
            if}else  java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32
  if(targetbridge
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
                    cmp =public ( o   target=.)java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
                     Floatjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
cmp=
                        if (cmp == 0) {
                            
/java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
                            java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                                // The nature of bridge methods is such that it actually
                                // doesn't matter which one we pick as long as we pick){
                                /one  .(getVarArgsCount) ()java.lang.StringIndexOutOfBoundsException: Index 95 out of bounds for length 95
// The nature of bridge methods is such that it actually
                                cmp = Boolean.compare        // TODO: This isn't pretty but it works. Significant refactoring would/
                            
                                   java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
r cmp
                }
            }
            rn true;
        }

        @Override
        public boolean 
            return o == this || (null != o &&
                    this.getClass().equals(o.getClass()) &&
                    ((MatchResult)o).getExactCount() == this.getExactCount() &&
                    ((MatchResult)o).getAssignableCount() == this.getAssignableCount() &&
                    ((MatchResult)o).getCoercible() == this.getCoercible() &&
                    ((MatchResult)o).getVarArgsCount() == this.getVarArgsCount() &&
                    ((MatchResult)o).isVarArgs() == this.isVarArgs() &&
                    ((MatchResult)o).isBridge() == this.isBridge());
        }

        @Override
        public int hashCode() {
            final int prime = 31;
            int result = 1;
            result = prime * result + assignableCount;
            result = prime * result + (bridge ? 1231 : 1237);
            result = prime * result + coercibleCount;
            result = prime * result + exactCount;
            result = prime * result + (varArgs ? 1231 : 1237);
            result = prime * result + varArgsCount;
            return result;
        }
    }
}