src/share/classes/javax/lang/model/element/UnknownAnnotationValueException.java

Wed, 27 Apr 2016 01:34:52 +0800

author
aoqi
date
Wed, 27 Apr 2016 01:34:52 +0800
changeset 0
959103a6100f
child 2525
2eb010b6cb22
permissions
-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 2005, 2009, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation. Oracle designates this
aoqi@0 8 * particular file as subject to the "Classpath" exception as provided
aoqi@0 9 * by Oracle in the LICENSE file that accompanied this code.
aoqi@0 10 *
aoqi@0 11 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 14 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 15 * accompanied this code).
aoqi@0 16 *
aoqi@0 17 * You should have received a copy of the GNU General Public License version
aoqi@0 18 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 20 *
aoqi@0 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 22 * or visit www.oracle.com if you need additional information or have any
aoqi@0 23 * questions.
aoqi@0 24 */
aoqi@0 25
aoqi@0 26 package javax.lang.model.element;
aoqi@0 27
aoqi@0 28 import javax.lang.model.UnknownEntityException;
aoqi@0 29
aoqi@0 30 /**
aoqi@0 31 * Indicates that an unknown kind of annotation value was encountered.
aoqi@0 32 * This can occur if the language evolves and new kinds of annotation
aoqi@0 33 * values can be stored in an annotation. May be thrown by an
aoqi@0 34 * {@linkplain AnnotationValueVisitor annotation value visitor} to
aoqi@0 35 * indicate that the visitor was created for a prior version of the
aoqi@0 36 * language.
aoqi@0 37 *
aoqi@0 38 * @author Joseph D. Darcy
aoqi@0 39 * @author Scott Seligman
aoqi@0 40 * @author Peter von der Ahé
aoqi@0 41 * @see AnnotationValueVisitor#visitUnknown
aoqi@0 42 * @since 1.6
aoqi@0 43 */
aoqi@0 44 public class UnknownAnnotationValueException extends UnknownEntityException {
aoqi@0 45
aoqi@0 46 private static final long serialVersionUID = 269L;
aoqi@0 47
aoqi@0 48 private transient AnnotationValue av;
aoqi@0 49 private transient Object parameter;
aoqi@0 50
aoqi@0 51 /**
aoqi@0 52 * Creates a new {@code UnknownAnnotationValueException}. The
aoqi@0 53 * {@code p} parameter may be used to pass in an additional
aoqi@0 54 * argument with information about the context in which the
aoqi@0 55 * unknown annotation value was encountered; for example, the
aoqi@0 56 * visit methods of {@link AnnotationValueVisitor} may pass in
aoqi@0 57 * their additional parameter.
aoqi@0 58 *
aoqi@0 59 * @param av the unknown annotation value, may be {@code null}
aoqi@0 60 * @param p an additional parameter, may be {@code null}
aoqi@0 61 */
aoqi@0 62 public UnknownAnnotationValueException(AnnotationValue av, Object p) {
aoqi@0 63 super("Unknown annotation value: " + av);
aoqi@0 64 this.av = av;
aoqi@0 65 this.parameter = p;
aoqi@0 66 }
aoqi@0 67
aoqi@0 68 /**
aoqi@0 69 * Returns the unknown annotation value.
aoqi@0 70 * The value may be unavailable if this exception has been
aoqi@0 71 * serialized and then read back in.
aoqi@0 72 *
aoqi@0 73 * @return the unknown element, or {@code null} if unavailable
aoqi@0 74 */
aoqi@0 75 public AnnotationValue getUnknownAnnotationValue() {
aoqi@0 76 return av;
aoqi@0 77 }
aoqi@0 78
aoqi@0 79 /**
aoqi@0 80 * Returns the additional argument.
aoqi@0 81 *
aoqi@0 82 * @return the additional argument
aoqi@0 83 */
aoqi@0 84 public Object getArgument() {
aoqi@0 85 return parameter;
aoqi@0 86 }
aoqi@0 87 }

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