SimpleInvocationResult


1   /**
2    *  Licensed to the Apache Software Foundation (ASF) under one or more
3    *  contributor license agreements.  See the NOTICE file distributed with
4    *  this work for additional information regarding copyright ownership.
5    *  The ASF licenses this file to You under the Apache License, Version 2.0
6    *  (the "License"); you may not use this file except in compliance with
7    *  the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   *  Unless required by applicable law or agreed to in writing, software
12   *  distributed under the License is distributed on an "AS IS" BASIS,
13   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   */
17  
18  package org.apache.geronimo.interceptor;
19  
20  import java.io.Serializable  ;
21  
22  import org.apache.geronimo.interceptor.InvocationResult;
23  
24  /**
25   *
26   *
27   *
28   * @version $Rev: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
29   */
30  public class SimpleInvocationResult implements InvocationResult, Serializable   {
31      private final Object   result;
32      private final boolean normal;
33  
34      /**
35       * Create a object representing the normal result of an Invocation
36       * @param normal true if the target returned; false if it threw an application Exception
37       * @param result the result or Exception
38       */
39      public SimpleInvocationResult(boolean normal, Object   result) {
40          assert (normal || result instanceof Throwable  ) : "Result must be normal or a Throwable";
41          this.normal = normal;
42          this.result = result;
43      }
44  
45      public boolean isNormal() {
46          return normal;
47      }
48  
49      public boolean isException() {
50          return !normal;
51      }
52  
53      public Object   getResult() {
54          assert (normal == true);
55          return result;
56      }
57  
58      public Exception   getException() {
59          assert (normal == false);
60          return (Exception  ) result;
61      }
62  }
63
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