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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.commons.net;
19  
20  import java.io.PrintWriter;
21  import org.apache.commons.net.ProtocolCommandEvent;
22  import org.apache.commons.net.ProtocolCommandListener;
23  
24  /***
25   * This is a support class for some of the example programs.  It is
26   * a sample implementation of the ProtocolCommandListener interface
27   * which just prints out to a specified stream all command/reply traffic.
28   * <p>
29   *
30   * @since 2.0
31   ***/
32  
33  public class PrintCommandListener implements ProtocolCommandListener
34  {
35      private PrintWriter __writer;
36  
37      public PrintCommandListener(PrintWriter writer)
38      {
39          __writer = writer;
40      }
41  
42      public void protocolCommandSent(ProtocolCommandEvent event)
43      {
44          __writer.print(event.getMessage());
45          __writer.flush();
46      }
47  
48      public void protocolReplyReceived(ProtocolCommandEvent event)
49      {
50          __writer.print(event.getMessage());
51          __writer.flush();
52      }
53  }
54