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1   /**
2    *
3    * Copyright 2003-2004 The Apache Software Foundation
4    *
5    *  Licensed under the Apache License, Version 2.0 (the "License");
6    *  you may not use this file except in compliance with the License.
7    *  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.security.remoting.jmx;
19  
20  import java.lang.reflect.InvocationTargetException;
21  import java.lang.reflect.Method;
22  
23  import org.apache.geronimo.interceptor.Interceptor;
24  import org.apache.geronimo.interceptor.Invocation;
25  import org.apache.geronimo.interceptor.InvocationResult;
26  import org.apache.geronimo.interceptor.SimpleInvocationResult;
27  
28  /**
29   * @version $Rev: 417891 $ $Date: 2006-06-28 15:45:07 -0700 (Wed, 28 Jun 2006) $
30   */
31  public class ReflexiveInterceptor implements Interceptor {
32  
33      Object target;
34  
35      public ReflexiveInterceptor(Object target) {
36          this.target = target;
37      }
38  
39      public InvocationResult invoke(Invocation invocation) throws Throwable {
40          try {
41              SerializableInvocation proxyInvocation = (SerializableInvocation) invocation;
42              Method m = proxyInvocation.getMethod();
43              Object args[] = proxyInvocation.getArgs();
44              Object rc = m.invoke(target, args);
45              return new SimpleInvocationResult(true, rc);
46  
47          } catch (InvocationTargetException e) {
48              Throwable t = e.getCause();
49              if (t instanceof Exception && t instanceof RuntimeException == false) {
50                  return new SimpleInvocationResult(false, (Exception)t);
51              } else {
52                  throw t;
53              }
54          }
55      }
56  
57  }