/*
* Copyright (C) 2012 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.crsh.text.renderers;
import org.crsh.text.Color;
import org.crsh.text.LineRenderer;
import org.crsh.text.Renderer;
import org.crsh.text.ui.LabelElement;
import org.crsh.util.BaseIterator;
import java.util.Iterator;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.SimpleFormatter;
/**
* A renderer for {@link java.util.logging.LogRecord} objects based on the {@link java.util.logging.SimpleFormatter}
* formatter.
*
* @author Julien Viet
*/
public class LogRecordRenderer extends Renderer<LogRecord> {
@Override
public Class<LogRecord> getType() {
return LogRecord.class;
}
@Override
public LineRenderer renderer(final Iterator<LogRecord> stream) {
return LineRenderer.vertical(new Iterable<LineRenderer>() {
@Override
public Iterator<LineRenderer> iterator() {
return new BaseIterator<LineRenderer>() {
final SimpleFormatter formatter = new SimpleFormatter();
@Override
public boolean hasNext() {
return stream.hasNext();
}
@Override
public LineRenderer next() {
LogRecord record = stream.next();
String line = formatter.format(record);
Color color;
if (record.getLevel() == Level.SEVERE) {
color = Color.red;
} else if (record.getLevel() == Level.WARNING) {
color = Color.yellow;
} else if (record.getLevel() == Level.INFO) {
color = Color.green;
} else {
color = Color.blue;
}
return new LabelElement(line).style(color.fg()).renderer();
}
};
}
});
}
}