001 /* AnnotationTypeMismatchException.java - Thrown when annotation has changed 002 Copyright (C) 2004, 2005 Free Software Foundation 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 package java.lang.annotation; 039 040 import java.lang.reflect.Method; 041 042 /** 043 * Thrown when accessing an element within an annotation for 044 * which the type has changed, since compilation or serialization 045 * took place. The mismatch between the compiled or serialized 046 * type and the current type causes this exception to be thrown. 047 * 048 * @author Tom Tromey (tromey@redhat.com) 049 * @author Andrew John Hughes (gnu_andrew@member.fsf.org) 050 * @since 1.5 051 */ 052 public class AnnotationTypeMismatchException extends RuntimeException 053 { 054 055 /** 056 * For compatability with Sun's JDK 057 */ 058 private static final long serialVersionUID = 8125925355765570191L; 059 060 /** 061 * Constructs an <code>AnnotationTypeMismatchException</code> 062 * which is due to a mismatched type in the annotation 063 * element, <code>m</code>. The erroneous type used for the 064 * data in <code>m</code> is represented by the string, 065 * <code>type</code>. This string is of an undefined format, 066 * and may contain the value as well as the type. 067 * 068 * @param m the element from the annotation. 069 * @param type the name of the erroneous type found in <code>m</code>. 070 */ 071 public AnnotationTypeMismatchException(Method m, String type) 072 { 073 this.element = m; 074 this.foundType = type; 075 } 076 077 /** 078 * Returns the element from the annotation, for which a 079 * mismatch occurred. 080 * 081 * @return the element with the mismatched type. 082 */ 083 public Method element() 084 { 085 return element; 086 } 087 088 /** 089 * Returns the erroneous type used by the element, 090 * represented as a <code>String</code>. The format 091 * of this <code>String</code> is not explicitly specified, 092 * and may contain the value as well as the type. 093 * 094 * @return the type found in the element. 095 */ 096 public String foundType() 097 { 098 return foundType; 099 } 100 101 // Names are chosen from serialization spec. 102 /** 103 * The element from the annotation. 104 * 105 * @serial the element with the mismatched type. 106 */ 107 private Method element; 108 109 /** 110 * The erroneous type used by the element. 111 * 112 * @serial the type found in the element. 113 */ 114 private String foundType; 115 116 }