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/* DocumentAdapter.java -- Updates properties.
Copyright (C) 2010 Red Hat
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package net.sourceforge.jnlp.controlpanel;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.text.BadLocationException;
import javax.swing.text.Document;
import net.sourceforge.jnlp.config.DeploymentConfiguration;
/**
* Updates the property as it happens.
*
* @author Andrew Su (asu@redhat.com, andrew.su@utoronto.ca)
*
*/
public class DocumentAdapter implements DocumentListener {
String[] fields;
int index;
String property;
DeploymentConfiguration config;
int mode;
/**
* This creates a new instance of DocumentAdapter.
*
* @param fields The list of property.
* @param index Location of property to modify.
*/
public DocumentAdapter(String[] fields, int index) {
this.fields = fields;
this.index = index;
mode = 1;
}
/**
* This creates a new instance of DocumentAdapter. This allows modifying
* the configuration directly.
*
* @param config ConfigurationFile containing the properties.
* @param property Name of property to modify.
*/
public DocumentAdapter(DeploymentConfiguration config, String property) {
this.property = property;
this.config = config;
mode = 2;
}
@Override
public void insertUpdate(DocumentEvent e) {
update(e);
}
@Override
public void removeUpdate(DocumentEvent e) {
update(e);
}
@Override
public void changedUpdate(DocumentEvent e) {
}
/**
* Update the property as on the appropriate items.
*
* @param e The event that caused the call.
*/
private void update(DocumentEvent e) {
Document d = e.getDocument();
try {
String value = d.getText(0, d.getLength()).trim();
value = (value.length() == 0) ? null : value;
if (mode == 1) {
fields[index] = value;
} else if (mode == 2) {
config.setProperty(property, value);
}
} catch (BadLocationException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
}
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