1 /* 2 * Copyright (c) 2003, 2013, 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 */ 25 26 package java.lang.annotation; 27 28 /** 29 * Thrown to indicate that a program has attempted to access an element of 30 * an annotation type that was added to the annotation type definition after 31 * the annotation was compiled (or serialized). This exception will not be 32 * thrown if the new element has a default value. 33 * This exception can be thrown by the {@linkplain 34 * java.lang.reflect.AnnotatedElement API used to read annotations 35 * reflectively}. 36 * 37 * @author Josh Bloch 38 * @see java.lang.reflect.AnnotatedElement 39 * @since 1.5 40 */ 41 public class IncompleteAnnotationException extends RuntimeException { 42 private static final long serialVersionUID = 8445097402741811912L; 43 44 private Class<? extends Annotation> annotationType; 45 private String elementName; 46 47 /** 48 * Constructs an IncompleteAnnotationException to indicate that 49 * the named element was missing from the specified annotation type. 50 * 51 * @param annotationType the Class object for the annotation type 52 * @param elementName the name of the missing element 53 * @throws NullPointerException if either parameter is {@code null} 54 */ IncompleteAnnotationException( Class<? extends Annotation> annotationType, String elementName)55 public IncompleteAnnotationException( 56 Class<? extends Annotation> annotationType, 57 String elementName) { 58 super(annotationType.getName() + " missing element " + 59 elementName.toString()); 60 61 this.annotationType = annotationType; 62 this.elementName = elementName; 63 } 64 65 /** 66 * Returns the Class object for the annotation type with the 67 * missing element. 68 * 69 * @return the Class object for the annotation type with the 70 * missing element 71 */ annotationType()72 public Class<? extends Annotation> annotationType() { 73 return annotationType; 74 } 75 76 /** 77 * Returns the name of the missing element. 78 * 79 * @return the name of the missing element 80 */ elementName()81 public String elementName() { 82 return elementName; 83 } 84 } 85