/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.util.Calendar; import java.util.TimeZone; import java.util.Date; import java.text.FieldPosition; import java.text.ParsePosition; import java.text.DateFormatSymbols; /** Formats a {@link Date} in the format "dd MMM yyyy HH:mm:ss,SSS" for example, "06 Nov 1994 15:49:37,459". @author Ceki Gülcü @since 0.7.5 */ public class DateTimeDateFormat extends AbsoluteTimeDateFormat { private static final long serialVersionUID = 5547637772208514971L; String[] shortMonths; public DateTimeDateFormat() { super(); shortMonths = new DateFormatSymbols().getShortMonths(); } public DateTimeDateFormat(TimeZone timeZone) { this(); setCalendar(Calendar.getInstance(timeZone)); } /** Appends to sbuf the date in the format "dd MMM yyyy HH:mm:ss,SSS" for example, "06 Nov 1994 08:49:37,459". @param sbuf the string buffer to write to */ public StringBuffer format(Date date, StringBuffer sbuf, FieldPosition fieldPosition) { calendar.setTime(date); int day = calendar.get(Calendar.DAY_OF_MONTH); if(day < 10) sbuf.append('0'); sbuf.append(day); sbuf.append(' '); sbuf.append(shortMonths[calendar.get(Calendar.MONTH)]); sbuf.append(' '); int year = calendar.get(Calendar.YEAR); sbuf.append(year); sbuf.append(' '); return super.format(date, sbuf, fieldPosition); } /** This method does not do anything but return null. */ public Date parse(java.lang.String s, ParsePosition pos) { return null; } }