/**
* Logback: the reliable, generic, fast and flexible logging framework.
* Copyright (C) 1999-2013, QOS.ch. All rights reserved.
*
* This program and the accompanying materials are dual-licensed under
* either the terms of the Eclipse Public License v1.0 as published by
* the Eclipse Foundation
*
* or (per the licensee's choosing)
*
* under the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation.
*/
package ch.qos.logback.classic.pattern;
import java.util.List;
import java.util.TimeZone;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.CoreConstants;
import ch.qos.logback.core.util.CachingDateFormatter;
public class DateConverter extends ClassicConverter {
long lastTimestamp = -1;
String timestampStrCache = null;
CachingDateFormatter cachingDateFormatter = null;
public void start() {
String datePattern = getFirstOption();
if (datePattern == null) {
datePattern = CoreConstants.ISO8601_PATTERN;
}
if (datePattern.equals(CoreConstants.ISO8601_STR)) {
datePattern = CoreConstants.ISO8601_PATTERN;
}
try {
cachingDateFormatter = new CachingDateFormatter(datePattern);
// maximumCacheValidity =
// CachedDateFormat.getMaximumCacheValidity(pattern);
} catch (IllegalArgumentException e) {
addWarn("Could not instantiate SimpleDateFormat with pattern "
+ datePattern, e);
// default to the ISO8601 format
cachingDateFormatter = new CachingDateFormatter(CoreConstants.ISO8601_PATTERN);
}
List optionList = getOptionList();
// if the option list contains a TZ option, then set it.
if (optionList != null && optionList.size() > 1) {
TimeZone tz = TimeZone.getTimeZone((String) optionList.get(1));
cachingDateFormatter.setTimeZone(tz);
}
}
public String convert(ILoggingEvent le) {
long timestamp = le.getTimeStamp();
return cachingDateFormatter.format(timestamp);
}
}