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8  * particular file as subject to the "Classpath" exception as provided
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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
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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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  * This exception can be thrown by the {@linkplain
32  * java.lang.reflect.AnnotatedElement API used to read annotations
33  * reflectively}.
34  *
35  * @author  Josh Bloch
36  * @see     java.lang.reflect.AnnotatedElement
37  * @since   1.5
38  */
39 @SuppressWarnings("rawtypes") /* rawtypes are part of the public api */
40 public class EnumConstantNotPresentException extends RuntimeException {
41     private static final long serialVersionUID = -6046998521960521108L;
42 
43     /**
44      * The type of the missing enum constant.
45      */
46     private Class<? extends Enum> enumType;
47 
48     /**
49      * The name of the missing enum constant.
50      */
51     private String constantName;
52 
53     /**
54      * Constructs an <tt>EnumConstantNotPresentException</tt> for the
55      * specified constant.
56      *
57      * @param enumType the type of the missing enum constant
58      * @param constantName the name of the missing enum constant
59      */
EnumConstantNotPresentException(Class<? extends Enum> enumType, String constantName)60     public EnumConstantNotPresentException(Class<? extends Enum> enumType,
61                                            String constantName) {
62         super(enumType.getName() + "." + constantName);
63         this.enumType = enumType;
64         this.constantName  = constantName;
65     }
66 
67     /**
68      * Returns the type of the missing enum constant.
69      *
70      * @return the type of the missing enum constant
71      */
enumType()72     public Class<? extends Enum> enumType() { return enumType; }
73 
74     /**
75      * Returns the name of the missing enum constant.
76      *
77      * @return the name of the missing enum constant
78      */
constantName()79     public String constantName() { return constantName; }
80 }
81