/**
* 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.core.rolling.helper;
import java.util.Date;
import java.util.List;
import java.util.TimeZone;
import ch.qos.logback.core.CoreConstants;
import ch.qos.logback.core.pattern.DynamicConverter;
import ch.qos.logback.core.util.CachingDateFormatter;
import ch.qos.logback.core.util.DatePatternToRegexUtil;
/**
* Returns a date formatted by SimpleDateFormatter.
*
* @author Ceki Gücü
*/
public class DateTokenConverter<E> extends DynamicConverter<E> implements MonoTypedConverter {
/**
* The conversion word/character with which this converter is registered.
*/
public final static String CONVERTER_KEY = "d";
public final static String AUXILIARY_TOKEN = "AUX";
public static final String DEFAULT_DATE_PATTERN = CoreConstants.DAILY_DATE_PATTERN;
private String datePattern;
private TimeZone timeZone;
private CachingDateFormatter cdf;
// is this token converter primary or auxiliary? Only the primary converter
// determines the rolling period
private boolean primary = true;
public void start() {
this.datePattern = getFirstOption();
if (this.datePattern == null) {
this.datePattern = DEFAULT_DATE_PATTERN;
}
final List<String> optionList = getOptionList();
if (optionList != null) {
for (int optionIndex = 1; optionIndex < optionList.size(); optionIndex++) {
String option = optionList.get(optionIndex);
if (AUXILIARY_TOKEN.equalsIgnoreCase(option)) {
primary = false;
} else {
timeZone = TimeZone.getTimeZone(option);
}
}
}
cdf = new CachingDateFormatter(datePattern);
if (timeZone != null) {
cdf.setTimeZone(timeZone);
}
}
public String convert(Date date) {
return cdf.format(date.getTime());
}
public String convert(Object o) {
if (o == null) {
throw new IllegalArgumentException("Null argument forbidden");
}
if (o instanceof Date) {
return convert((Date) o);
}
throw new IllegalArgumentException("Cannot convert "+o+" of type"+o.getClass().getName());
}
/**
* Return the date pattern.
*/
public String getDatePattern() {
return datePattern;
}
public TimeZone getTimeZone() {
return timeZone;
}
public boolean isApplicable(Object o) {
return (o instanceof Date);
}
public String toRegex() {
DatePatternToRegexUtil datePatternToRegexUtil = new DatePatternToRegexUtil(datePattern);
return datePatternToRegexUtil.toRegex();
}
public boolean isPrimary() {
return primary;
}
}