jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/bind/v2/model/annotation/AbstractInlineAnnotationReaderImpl.java@e530533619ec

     1 /*

     2  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.xml.internal.bind.v2.model.annotation;

    28 import java.lang.annotation.Annotation;

    30 import com.sun.xml.internal.bind.v2.model.core.ErrorHandler;

    31 import com.sun.xml.internal.bind.v2.runtime.IllegalAnnotationException;

    33 /**

    34  * {@link AnnotationReader} that reads annotation from classes,

    35  * not from external binding files.

    36  *

    37  * This is meant to be used as a convenient partial implementation.

    38  *

    39  * @author Kohsuke Kawaguchi (kk@kohsuke.org)

    40  */

    41 public abstract class AbstractInlineAnnotationReaderImpl<T,C,F,M>

    42     implements AnnotationReader<T,C,F,M> {

    44     private ErrorHandler errorHandler;

    46     public void setErrorHandler(ErrorHandler errorHandler) {

    47         if(errorHandler==null)

    48             throw new IllegalArgumentException();

    49         this.errorHandler = errorHandler;

    50     }

    52     /**

    53      * Always return a non-null valid {@link ErrorHandler}

    54      */

    55     public final ErrorHandler getErrorHandler() {

    56         assert errorHandler!=null : "error handler must be set before use";

    57         return errorHandler;

    58     }

    60     public final <A extends Annotation> A getMethodAnnotation(Class<A> annotation, M getter, M setter, Locatable srcPos) {

    61         A a1 = getter==null?null:getMethodAnnotation(annotation,getter,srcPos);

    62         A a2 = setter==null?null:getMethodAnnotation(annotation,setter,srcPos);

    64         if(a1==null) {

    65             if(a2==null)

    66                 return null;

    67             else

    68                 return a2;

    69         } else {

    70             if(a2==null)

    71                 return a1;

    72             else {

    73                 // both are present

    74                 getErrorHandler().error(new IllegalAnnotationException(

    75                     Messages.DUPLICATE_ANNOTATIONS.format(

    76                         annotation.getName(), fullName(getter),fullName(setter)),

    77                     a1, a2 ));

    78                 // recover by ignoring one of them

    79                 return a1;

    80             }

    81         }

    82     }

    84     public boolean hasMethodAnnotation(Class<? extends Annotation> annotation, String propertyName, M getter, M setter, Locatable srcPos) {

    85         boolean x = ( getter != null && hasMethodAnnotation(annotation, getter) );

    86         boolean y = ( setter != null && hasMethodAnnotation(annotation, setter) );

    88         if(x && y) {

    89             // both are present. have getMethodAnnotation report an error

    90             getMethodAnnotation(annotation,getter,setter,srcPos);

    91         }

    93         return x||y;

    94     }

    96     /**

    97      * Gets the fully-qualified name of the method.

    98      *

    99      * Used for error messages.

   100      */

   101     protected abstract String fullName(M m);

   102 }

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