LoggingInterceptor


1   /*****************************************************************************
2    * Copyright (c) PicoContainer Organization. All rights reserved.            *
3    * ------------------------------------------------------------------------- *
4    * The software in this package is published under the terms of the BSD      *
5    * style license a copy of which has been included with this distribution in *
6    * the LICENSE.txt file.                                                     *
7    *                                                                           *
8    * Idea by Rachel Davies, Original code by various                           *
9    *****************************************************************************/
10  package org.nanocontainer.aop;
11  
12  import org.aopalliance.intercept.MethodInterceptor;
13  import org.aopalliance.intercept.MethodInvocation;
14  
15  /**
16   * @author Stephen Molitor
17   */
18  public class LoggingInterceptor implements MethodInterceptor {
19  
20      private final StringBuffer   log;
21  
22      public LoggingInterceptor(StringBuffer   log) {
23          this.log = log;
24      }
25  
26      public Object   invoke(MethodInvocation invocation) throws Throwable   {
27          log.append("start");
28          Object   result = invocation.proceed();
29          log.append("end");
30          return result;
31      }
32  
33  }

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