001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    package org.apache.commons.net;
019    
020    import java.io.PrintWriter;
021    import org.apache.commons.net.ProtocolCommandEvent;
022    import org.apache.commons.net.ProtocolCommandListener;
023    
024    /***
025     * This is a support class for some of the example programs.  It is
026     * a sample implementation of the ProtocolCommandListener interface
027     * which just prints out to a specified stream all command/reply traffic.
028     * <p>
029     *
030     * @since 2.0
031     ***/
032    
033    public class PrintCommandListener implements ProtocolCommandListener
034    {
035        private final PrintWriter __writer;
036    
037        public PrintCommandListener(PrintWriter writer)
038        {
039            __writer = writer;
040        }
041    
042        public void protocolCommandSent(ProtocolCommandEvent event)
043        {
044            __writer.print(event.getMessage());
045            __writer.flush();
046        }
047    
048        public void protocolReplyReceived(ProtocolCommandEvent event)
049        {
050            __writer.print(event.getMessage());
051            __writer.flush();
052        }
053    }
054