/**
*
* Copyright 2003-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.geronimo.system.logging.log4j;
import org.apache.log4j.helpers.PatternConverter;
/**
* A simple extension of the log4j pattern parser which adds support for the
* 'a' letter for a NamedNDC.
*
* @version $Rev: 355877 $ $Date: 2005-12-10 21:48:27 -0500 (Sat, 10 Dec 2005) $
*/
public class PatternParser
extends org.apache.log4j.helpers.PatternParser {
public PatternParser(String pattern) {
super(pattern);
}
protected void finalizeConverter(char c) {
PatternConverter pc = null;
switch (c) {
case 'a':
String key = extractOption();
pc = new NamedNDCConverter(formattingInfo, key);
currentLiteral.setLength(0);
break;
default:
super.finalizeConverter(c);
return;
}
addConverter(pc);
}
}