scripting/workben/installer/LogStream.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 package installer;
  20 import java.io.PrintStream;
  21 import java.io.FileOutputStream;
  22
  23 import java.util.Date;
  24 import java.text.DateFormat;
  25 import java.text.SimpleDateFormat;
  26
  27
  28 //import java.io.PrintWriter;
  29 public class LogStream extends PrintStream
  30 {
  31     static final private DateFormat formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss z: ");
  32
  33     private String getTimeStamp()
  34     {
  35          String timeStamp = formatter.format( new Date() );
  36          return timeStamp;
  37     }
  38     public LogStream( String logFileName ) throws java.io.FileNotFoundException
  39     {
  40         super( new FileOutputStream( logFileName ) );
  41     }
  42     public  void println(String x)
  43     {
  44         super.println( getTimeStamp() + x );
  45     }
  46     public static void main(String[] args)
  47     {
  48         if ( args.length > 0 )
  49         {
  50             try
  51             {
  52                 LogStream log = new LogStream( args[0] );
  53                 System.setErr(log);
  54                 System.setOut(log);
  55                 System.out.println("Test from logger from out");
  56                 System.err.println("Test from logger from err");
  57                 System.out.println("finised test from out");
  58                 System.err.println("finised test from err");
  59             }
  60             catch( java.io.FileNotFoundException fe )
  61             {
  62                 System.err.println("Error creating logStream: " + fe );
  63                 fe.printStackTrace();
  64             }
  65         }
  66         else
  67         {
  68             System.err.println("specify log file java LogStream [logfile]");
  69             System.exit(1);
  70         }
  71     }
  72 }