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Java > Open Source Codes > org > springframework > binding > expression > EvaluationException


1 /*
2  * Copyright 2002-2006 the original author or authors.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.springframework.binding.expression;
17
18 import org.springframework.core.NestedRuntimeException;
19
20 /**
21  * Indicates an expression evaluation failed.
22  * @author Keith Donald
23  */
24 public class EvaluationException extends NestedRuntimeException {
25
26     /**
27      * The evaluation attempt that failed.
28      */
29     private EvaluationAttempt evaluationAttempt;
30
31     /**
32      * Creates a new evaluation exception.
33      * @param evaluationAttempt
34      * @param cause
35      */
36     public EvaluationException(EvaluationAttempt evaluationAttempt, Throwable JavaDoc cause) {
37         super("Expression " + evaluationAttempt
38                 + " failed - make sure the expression is evaluatable on the target object", cause);
39         this.evaluationAttempt = evaluationAttempt;
40     }
41
42     /**
43      * Returns the evaluation attempt that failed.
44      */
45     public EvaluationAttempt getEvaluationAttempt() {
46         return evaluationAttempt;
47     }
48 }
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