198 lines
3.8 KiB
Java
198 lines
3.8 KiB
Java
|
/*
|
||
|
* $Id: AseAwkPanel.java,v 1.1 2007-04-12 10:08:08 bacon Exp $
|
||
|
*/
|
||
|
|
||
|
import java.awt.*;
|
||
|
import java.awt.event.*;
|
||
|
|
||
|
import java.net.URL;
|
||
|
import java.io.File;
|
||
|
import java.io.IOException;
|
||
|
import java.io.StringReader;
|
||
|
import java.io.StringWriter;
|
||
|
|
||
|
import ase.awk.StdAwk;
|
||
|
|
||
|
public class AseAwkPanel extends Panel
|
||
|
{
|
||
|
class Awk extends StdAwk
|
||
|
{
|
||
|
private AseAwkPanel awkPanel;
|
||
|
|
||
|
private StringReader srcIn;
|
||
|
private StringWriter srcOut;
|
||
|
|
||
|
public Awk (AseAwkPanel awkPanel) throws Exception
|
||
|
{
|
||
|
super ();
|
||
|
this.awkPanel = awkPanel;
|
||
|
}
|
||
|
|
||
|
protected int openSource (int mode)
|
||
|
{
|
||
|
if (mode == SOURCE_READ)
|
||
|
{
|
||
|
srcIn = new StringReader (awkPanel.getSourceInput());
|
||
|
return 1;
|
||
|
}
|
||
|
else if (mode == SOURCE_WRITE)
|
||
|
{
|
||
|
srcOut = new StringWriter ();
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
return -1;
|
||
|
}
|
||
|
|
||
|
protected int closeSource (int mode)
|
||
|
{
|
||
|
if (mode == SOURCE_READ)
|
||
|
{
|
||
|
srcIn.close ();
|
||
|
return 0;
|
||
|
}
|
||
|
else if (mode == SOURCE_WRITE)
|
||
|
{
|
||
|
awkPanel.setSourceOutput (srcOut.toString());
|
||
|
|
||
|
try { srcOut.close (); }
|
||
|
catch (IOException e) { return -1; }
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
return -1;
|
||
|
}
|
||
|
|
||
|
protected int readSource (char[] buf, int len)
|
||
|
{
|
||
|
try { return srcIn.read (buf, 0, len); }
|
||
|
catch (IOException e) { return -1; }
|
||
|
}
|
||
|
|
||
|
protected int writeSource (char[] buf, int len)
|
||
|
{
|
||
|
srcOut.write (buf, 0, len);
|
||
|
return len;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
private TextArea srcIn;
|
||
|
private TextArea srcOut;
|
||
|
private TextArea conIn;
|
||
|
private TextArea conOut;
|
||
|
private TextField jniLib;
|
||
|
|
||
|
public AseAwkPanel ()
|
||
|
{
|
||
|
jniLib = new TextField ();
|
||
|
|
||
|
srcIn = new TextArea ();
|
||
|
srcOut = new TextArea ();
|
||
|
conIn = new TextArea ();
|
||
|
conOut = new TextArea ();
|
||
|
|
||
|
Button runBtn = new Button ("Run Awk");
|
||
|
|
||
|
runBtn.addActionListener (new ActionListener ()
|
||
|
{
|
||
|
public void actionPerformed (ActionEvent e)
|
||
|
{
|
||
|
runAwk ();
|
||
|
}
|
||
|
});
|
||
|
|
||
|
Panel topPanel = new Panel ();
|
||
|
BorderLayout topPanelLayout = new BorderLayout ();
|
||
|
topPanel.setLayout (topPanelLayout);
|
||
|
|
||
|
topPanelLayout.setHgap (2);
|
||
|
topPanelLayout.setVgap (2);
|
||
|
topPanel.add (new Label ("JNI Library: "), BorderLayout.WEST);
|
||
|
topPanel.add (jniLib, BorderLayout.CENTER);
|
||
|
|
||
|
Panel centerPanel = new Panel ();
|
||
|
GridLayout centerPanelLayout = new GridLayout (2, 2);
|
||
|
|
||
|
centerPanel.setLayout (centerPanelLayout);
|
||
|
|
||
|
centerPanelLayout.setHgap (2);
|
||
|
centerPanelLayout.setVgap (2);
|
||
|
|
||
|
centerPanel.add (srcIn);
|
||
|
centerPanel.add (srcOut);
|
||
|
centerPanel.add (conIn);
|
||
|
centerPanel.add (conOut);
|
||
|
|
||
|
BorderLayout mainLayout = new BorderLayout ();
|
||
|
mainLayout.setHgap (2);
|
||
|
mainLayout.setVgap (2);
|
||
|
|
||
|
setLayout (mainLayout);
|
||
|
|
||
|
add (topPanel, BorderLayout.NORTH);
|
||
|
add (centerPanel, BorderLayout.CENTER);
|
||
|
add (runBtn, BorderLayout.SOUTH);
|
||
|
|
||
|
URL url = this.getClass().getResource ("AseAwkApplet.class");
|
||
|
File file = new File (url.getFile());
|
||
|
|
||
|
if (System.getProperty ("os.name").toLowerCase().startsWith ("windows"))
|
||
|
{
|
||
|
jniLib.setText (file.getParentFile().getParentFile().getParent() + "/lib/aseawk_jni.dll");
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
jniLib.setText (file.getParentFile().getParentFile().getParent() + "/lib/.libs/libaseawk_jni.dylib");
|
||
|
}
|
||
|
}
|
||
|
|
||
|
public String getSourceInput ()
|
||
|
{
|
||
|
return srcIn.getText ();
|
||
|
}
|
||
|
|
||
|
public void setSourceOutput (String output)
|
||
|
{
|
||
|
srcOut.setText (output);
|
||
|
}
|
||
|
|
||
|
private void runAwk ()
|
||
|
{
|
||
|
Awk awk = null;
|
||
|
|
||
|
try
|
||
|
{
|
||
|
try
|
||
|
{
|
||
|
System.load (jniLib.getText());
|
||
|
}
|
||
|
catch (Exception e)
|
||
|
{
|
||
|
System.err.println ("xxx fuck you - cannot load library: " + e.getMessage());
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
|
||
|
try
|
||
|
{
|
||
|
awk = new Awk (this);
|
||
|
}
|
||
|
catch (Exception e)
|
||
|
{
|
||
|
System.err.println ("cannot create awk - " + e.getMessage());
|
||
|
}
|
||
|
|
||
|
awk.parse ();
|
||
|
awk.run ();
|
||
|
}
|
||
|
catch (ase.awk.Exception e)
|
||
|
{
|
||
|
System.out.println ("ase.awk.Exception - " + e.getMessage());
|
||
|
}
|
||
|
finally
|
||
|
{
|
||
|
if (awk != null) awk.close ();
|
||
|
}
|
||
|
}
|
||
|
}
|