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Improve performance by limiting the amount of lines in the Optimization Log

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This commit is contained in:
Fabian Becker 2014-10-20 18:18:23 +02:00
parent 0a7907f3f6
commit b7b88f4415
3 changed files with 32 additions and 30 deletions
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13
src/eva2/gui/JTextEditorInternalFrame.java
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@ -1,17 +1,4 @@
package eva2.gui; package eva2.gui;
/*
* Title: EvA2
* Description:
* Copyright: Copyright (c) 2003
* Company: University of Tuebingen, Computer Architecture
* @author Holger Ulmer, Felix Streichert, Hannes Planatscher
* @version: $Revision: 10 $
* $Date: 2006-01-18 11:02:22 +0100 (Wed, 18 Jan 2006) $
* $Author: streiche $
*/
/*==========================================================================*
* IMPORTS
*==========================================================================*/
import javax.swing.*; import javax.swing.*;
import javax.swing.event.DocumentEvent; import javax.swing.event.DocumentEvent;

40
src/eva2/gui/JTextoutputFrame.java
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@ -1,15 +1,14 @@
package eva2.gui; package eva2.gui;
/*
* Title: EvA2 Description: Copyright: Copyright (c) 2003 Company: University of Tuebingen, Computer
* Architecture @author Holger Ulmer, Felix Streichert, Hannes Planatscher @version: $Revision: 255
* $ $Date: 2007-11-15 14:58:12 +0100 (Thu, 15 Nov 2007) $ $Author: mkron $
*/
import eva2.optimization.tools.FileTools; import eva2.optimization.tools.FileTools;
import javax.swing.*; import javax.swing.*;
import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener; import javax.swing.event.ChangeListener;
import javax.swing.text.AbstractDocument;
import javax.swing.text.AttributeSet;
import javax.swing.text.BadLocationException;
import javax.swing.text.DocumentFilter;
import java.awt.*; import java.awt.*;
import java.awt.event.*; import java.awt.event.*;
import java.io.Serializable; import java.io.Serializable;
@ -80,6 +79,8 @@ public class JTextoutputFrame implements JTextoutputFrameInterface, ActionListen
textArea.setEditable(false); textArea.setEditable(false);
textArea.setCaretPosition(0); textArea.setCaretPosition(0);
textArea.setFont(new Font("Courier New", Font.PLAIN, 12)); textArea.setFont(new Font("Courier New", Font.PLAIN, 12));
((AbstractDocument)textArea.getDocument()).setDocumentFilter(new LineBufferDocumentFilter(textArea, 2500));
frame.getContentPane().setLayout(new BorderLayout()); frame.getContentPane().setLayout(new BorderLayout());
final JScrollPane scrollpane = new JScrollPane(textArea); final JScrollPane scrollpane = new JScrollPane(textArea);
@ -92,10 +93,10 @@ public class JTextoutputFrame implements JTextoutputFrameInterface, ActionListen
@Override @Override
public void stateChanged(ChangeEvent e) { public void stateChanged(ChangeEvent e) {
JViewport viewport = (JViewport) e.getSource(); JViewport viewport = (JViewport) e.getSource();
int Height = viewport.getViewSize().height; int height = viewport.getViewSize().height;
if (Height != lastHeight) { if (height != lastHeight) {
lastHeight = Height; lastHeight = height;
int x = Height - viewport.getExtentSize().height; int x = height - viewport.getExtentSize().height;
viewport.setViewPosition(new Point(0, x)); viewport.setViewPosition(new Point(0, x));
} }
} }
@ -164,3 +165,24 @@ class PopupListener extends MouseAdapter {
} }
} }
} }
class LineBufferDocumentFilter extends DocumentFilter {
private JTextArea area;
private int max;
public LineBufferDocumentFilter(JTextArea area, int max) {
this.area = area;
this.max = max;
}
@Override
public void insertString(FilterBypass fb, int offset, String text, AttributeSet attr) throws BadLocationException {
super.insertString(fb, offset, text, attr);
int lines = area.getLineCount();
if (lines > max) {
int linesToRemove = lines - max -1;
int lengthToRemove = area.getLineStartOffset(linesToRemove);
remove(fb, 0, lengthToRemove);
}
}
}

9
src/eva2/gui/JTextoutputFrameInterface.java
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@ -3,14 +3,7 @@ package eva2.gui;
import eva2.optimization.stat.InterfaceTextListener; import eva2.optimization.stat.InterfaceTextListener;
/* /*
* Title: EvA2 *
* Description:
* Copyright: Copyright (c) 2003
* Company: University of Tuebingen, Computer Architecture
* @author Holger Ulmer, Felix Streichert, Hannes Planatscher
* @version: $Revision: 10 $
* $Date: 2006-01-18 11:02:22 +0100 (Wed, 18 Jan 2006) $
* $Author: streiche $
*/ */
public interface JTextoutputFrameInterface extends InterfaceTextListener { public interface JTextoutputFrameInterface extends InterfaceTextListener {