1 /*
2 * Copyright 2004 Sun Microsystems, Inc. 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. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package java.lang;
27
28 /**
29 * Thrown when an application tries to access an enum constant by name
30 * and the enum type contains no constant with the specified name.
31 *
32 * @author Josh Bloch
33 * @since 1.5
34 */
35 public class EnumConstantNotPresentException extends RuntimeException {
36 /**
37 * The type of the missing enum constant.
38 */
39 private Class<? extends Enum> enumType;
40
41 /**
42 * The name of the missing enum constant.
43 */
44 private String constantName;
45
46 /**
47 * Constructs an <tt>EnumConstantNotPresentException</tt> for the
48 * specified constant.
49 *
50 * @param enumType the type of the missing enum constant
51 * @param constantName the name of the missing enum constant
52 */
53 public EnumConstantNotPresentException(Class<? extends Enum> enumType,
54 String constantName) {
55 super(enumType.getName() + "." + constantName);
56 this.enumType = enumType;
57 this.constantName = constantName;
58 }
59
60 /**
61 * Returns the type of the missing enum constant.
62 *
63 * @return the type of the missing enum constant
64 */
65 public Class<? extends Enum> enumType() { return enumType; }
66
67 /**
68 * Returns the name of the missing enum constant.
69 *
70 * @return the name of the missing enum constant
71 */
72 public String constantName() { return constantName; }
73 }
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