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    package org.apache.activemq.console.util;
018    
019    import java.io.BufferedReader;
020    import java.io.InputStreamReader;
021    
022    import org.apache.activemq.broker.util.CommandMessageListener;
023    
024    /**
025     * A simple interactive console which can be used to communicate with a running
026     * broker assuming that the classpath is fully setup
027     * 
028     * @version $Revision: 564977 $
029     */
030    public final class SimpleConsole {
031        
032        private SimpleConsole() {
033        }
034    
035        public static void main(String[] args) {
036            CommandMessageListener listener = new CommandMessageListener(null);
037    
038            try {
039                BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
040                while (true) {
041                    String line = reader.readLine();
042                    if (line == null || "quit".equalsIgnoreCase(line)) {
043                        break;
044                    }
045                    line = line.trim();
046                    if (line.length() == 0) {
047                        continue;
048                    }
049    
050                    System.out.println(listener.processCommandText(line));
051                }
052            } catch (Exception e) {
053                System.out.println("Caught: " + e);
054                e.printStackTrace();
055            }
056        }
057    }