Main


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
14   * implied.
15   * 
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  
20  package org.apache.excalibur.instrument.client;
21  
22  import java.io.File  ;
23  
24  import org.apache.avalon.framework.logger.ConsoleLogger;
25  
26  /**
27   *
28   * @author <a HREF="mailto:dev@avalon.apache.org">Avalon Development Team</a>
29   * @version CVS $Revision: 1.4 $ $Date: 2004/02/28 11:47:23 $
30   * @since 4.1
31   */
32  public class Main
33  {
34      /*---------------------------------------------------------------
35       * Methods
36       *-------------------------------------------------------------*/
37      private static void showUsage()
38      {
39          System.out.println( "Usage:");
40          System.out.println( "java -classpath {classpath} org.apache.excalibur.instrument.client.Main [-debug] [state file]" );
41          System.out.println();
42          System.out.println( "    -debug     - Enables debug output." );
43          System.out.println( "    state file - Name of a state file to read at startup.  Defaults to: ../conf/default.desktop" );
44          System.out.println();
45      }
46      
47      
48      /*---------------------------------------------------------------
49       * Main Method
50       *-------------------------------------------------------------*/
51      /**
52       * Main method used to lauch an InstrumentClient application.
53       */
54      public static void main( String   args[] )
55      {
56          // Parse the command line.  Want to replace this with something more powerful later.
57          boolean debug = false;
58          String   defaultStateFileName = "../conf/default.desktop";
59          switch( args.length )
60          {
61          case 0:
62              break;
63              
64          case 1:
65              if ( args[0].equalsIgnoreCase( "-debug" ) )
66              {
67                  debug = true;
68              }
69              else
70              {
71                  defaultStateFileName = args[0];
72              }
73              break;
74              
75          case 2:
76              if ( args[0].equalsIgnoreCase( "-debug" ) )
77              {
78                  debug = true;
79              }
80              else
81              {
82                  showUsage();
83                  System.exit( 1 );
84              }
85              defaultStateFileName = args[1];
86              break;
87              
88          default:
89              showUsage();
90              System.exit( 1 );
91          }
92          
93          File   defaultStateFile = new File  ( defaultStateFileName );
94          
95          InstrumentClientFrame client = new InstrumentClientFrame( "Instrument Client" );
96          int logLevel = ( debug ? ConsoleLogger.LEVEL_DEBUG : ConsoleLogger.LEVEL_INFO );
97          client.enableLogging( new ConsoleLogger( logLevel ) );
98          client.initialize();
99          client.setDefaultStateFile( defaultStateFile );
100         client.show();
101     }
102 }
103 
104
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