ErrorReader


1   /*
2   LoaderGenerator - tool for generated xml, sql and doml file needed for Octopus.
3   
4   
5       Copyright (C) 2003  Together
6   
7       This library is free software; you can redistribute it and/or
8       modify it under the terms of the GNU Lesser General Public
9       License as published by the Free Software Foundation; either
10      version 2.1 of the License, or (at your option) any later version.
11  
12      This library is distributed in the hope that it will be useful,
13      but WITHOUT ANY WARRANTY; without even the implied warranty of
14      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15      Lesser General Public License for more details.
16  
17      You should have received a copy of the GNU Lesser General Public
18      License along with this library; if not, write to the Free Software
19      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
20  */
21  
22  package org.webdocwf.util.loader.wizard;
23  
24  import java.io.BufferedReader  ;
25  import java.io.PrintStream  ;
26  import java.io.IOException  ;
27  
28  
29  /**
30   * This thread is used for reading error messages occured while executing process.
31   */
32  public class ErrorReader extends Thread   {
33      BufferedReader   er;
34      boolean trace = false;
35      /**
36       * Constructor.
37       *
38       * @param bufferedReader buffer reading that reads error messages.
39       */
40      public ErrorReader(BufferedReader   bufferedReader) {
41          er = bufferedReader;
42      }
43  
44      /**
45       * Constructor.
46       *
47       * @param bufferedReader buffer reading that reads error messages.
48       * @param trace shows error messages trace.
49       */
50      public ErrorReader(BufferedReader   bufferedReader, boolean trace) {
51          er = bufferedReader;
52          this.trace = trace;
53      }
54  
55      /**
56       * Run the thread
57       */
58      public void run() {
59          try {
60              for(; !er.ready(); Thread.sleep(100L)) { }
61              String   s;
62              while((s = er.readLine()) != null) {
63                  if (trace)
64                      System.out.println(s+"\n");
65              }
66          } catch (IOException   e) {
67          } catch (InterruptedException   e) {
68          }
69      }
70  }
71
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