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jalviewX

  1. Project Clover database Wed Oct 31 2018 15:13:58 GMT
  2. Package jalview.gui

File JalviewAppender.java

 

Coverage histogram

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12% of files have more coverage

Code metrics

2
5
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1
63
27
4
0.8
1.67
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1.33

Classes

Class Line # Actions
JalviewAppender 33 5 4 1
0.990%
 

Contributing tests

This file is covered by 1 test. .

Source view

1    /*
2    * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
3    * Copyright (C) $$Year-Rel$$ The Jalview Authors
4    *
5    * This file is part of Jalview.
6    *
7    * Jalview is free software: you can redistribute it and/or
8    * modify it under the terms of the GNU General Public License
9    * as published by the Free Software Foundation, either version 3
10    * of the License, or (at your option) any later version.
11    *
12    * Jalview is distributed in the hope that it will be useful, but
13    * WITHOUT ANY WARRANTY; without even the implied warranty
14    * of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15    * PURPOSE. See the GNU General Public License for more details.
16    *
17    * You should have received a copy of the GNU General Public License
18    * along with Jalview. If not, see <http://www.gnu.org/licenses/>.
19    * The Jalview Authors are detailed in the 'AUTHORS' file.
20    */
21    package jalview.gui;
22   
23    import javax.swing.JTextArea;
24    import javax.swing.SwingUtilities;
25   
26    import org.apache.log4j.WriterAppender;
27    import org.apache.log4j.spi.LoggingEvent;
28   
29    /**
30    * From http://textareaappender.zcage.com/ the means to capture the logs, too.
31    * Simple example of creating a Log4j appender that will write to a JTextArea.
32    */
 
33    public class JalviewAppender extends WriterAppender
34    {
35   
36    static private JTextArea jTextArea = null;
37   
38    /** Set the target JTextArea for the logging information to appear. */
 
39  11 toggle static public void setTextArea(JTextArea jTextArea)
40    {
41  11 JalviewAppender.jTextArea = jTextArea;
42    }
43   
44    /**
45    * Format and then append the loggingEvent to the stored JTextArea.
46    */
 
47  2128 toggle public void append(LoggingEvent loggingEvent)
48    {
49  2128 final String message = this.layout.format(loggingEvent);
50   
51    // Append formatted message to textarea using the Swing Thread.
52  2128 SwingUtilities.invokeLater(new Runnable()
53    {
 
54  2128 toggle public void run()
55    {
56  2128 if (jTextArea != null)
57    {
58  2128 jTextArea.append(message);
59    }
60    }
61    });
62    }
63    }