| /* |
| * Copyright 1999,2006 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.log4j.helpers; |
| |
| import java.text.DateFormat; |
| import java.text.FieldPosition; |
| import java.text.ParsePosition; |
| import java.text.SimpleDateFormat; |
| |
| import java.util.Date; |
| import java.util.TimeZone; |
| |
| |
| /** |
| Formats a {@link Date} in the format "HH:mm:ss,SSS" for example, |
| "15:49:37,459". |
| |
| @author Ceki Gülcü |
| @author Andrew Vajoczki |
| |
| @since 0.7.5 |
| @deprecated use java.text.SimpleDateFormat to perform date conversion |
| or use org.apache.log4j.helpers.CachedDateFormat to optimize |
| high-frequency date formatting. |
| */ |
| public class AbsoluteTimeDateFormat extends DateFormat { |
| /** |
| String constant used to specify the Absolute time and date format. |
| */ |
| public static final String ABS_TIME_DATE_FORMAT = "ABSOLUTE"; |
| |
| /** |
| String constant used to specify the "Date and Time" date format. |
| */ |
| public static final String DATE_AND_TIME_DATE_FORMAT = "DATE"; |
| |
| /** |
| String constant used to specify the ISO8601 format. |
| */ |
| public static final String ISO8601_DATE_FORMAT = "ISO8601"; |
| |
| /** |
| Equivalent SimpleDateFormat pattern. |
| */ |
| public static final String PATTERN = "HH:mm:ss,SSS"; |
| |
| /** |
| * SimpleDateFormat used to perform format requests. |
| */ |
| private final SimpleDateFormat format; |
| |
| /** |
| * Create a new instance of AbsoluteTimeDateFormat. |
| */ |
| public AbsoluteTimeDateFormat() { |
| format = new SimpleDateFormat(PATTERN); |
| } |
| |
| /** |
| * Create a new instance of AbsoluteTimeDateFormat. |
| * @param timeZone time zone used in conversion, may not be null. |
| */ |
| public AbsoluteTimeDateFormat(final TimeZone timeZone) { |
| format = new SimpleDateFormat(PATTERN); |
| format.setTimeZone(timeZone); |
| } |
| |
| /** |
| * Create a new instance of AbsoluteTimeDateFormat. |
| * @param pattern SimpleDateFormat pattern. |
| */ |
| protected AbsoluteTimeDateFormat(final String pattern) { |
| format = new SimpleDateFormat(pattern); |
| } |
| |
| /** |
| * Create a new instance of AbsoluteTimeDateFormat. |
| * @param pattern SimpleDateFormat pattern. |
| * @param timeZone time zone used in conversion, may not be null. |
| */ |
| protected AbsoluteTimeDateFormat(final String pattern, |
| final TimeZone timeZone) { |
| format = new SimpleDateFormat(pattern); |
| format.setTimeZone(timeZone); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public StringBuffer format( |
| Date date, StringBuffer sbuf, FieldPosition fieldPosition) { |
| return format.format(date, sbuf, fieldPosition); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public Date parse(String s, ParsePosition pos) { |
| return format.parse(s, pos); |
| } |
| } |