| /* |
| * 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.servicemix.kernel.gshell.log.layout; |
| |
| import java.text.FieldPosition; |
| import java.text.ParsePosition; |
| import java.util.Calendar; |
| import java.util.Date; |
| import java.util.TimeZone; |
| |
| /** |
| * Copied from log4j |
| */ |
| // Contributors: Arndt Schoenewald <arndt@ibm23093i821.mc.schoenewald.de> |
| /** |
| Formats a {@link Date} in the format "yyyy-MM-dd HH:mm:ss,SSS" for example |
| "1999-11-27 15:49:37,459". |
| |
| <p>Refer to the <a |
| href=http://www.cl.cam.ac.uk/~mgk25/iso-time.html>summary of the |
| International Standard Date and Time Notation</a> for more |
| information on this format. |
| |
| @author Ceki Gülcü |
| @author Andrew Vajoczki |
| |
| @since 0.7.5 |
| */ |
| public class ISO8601DateFormat extends AbsoluteTimeDateFormat { |
| |
| public |
| ISO8601DateFormat() { |
| } |
| |
| public |
| ISO8601DateFormat(TimeZone timeZone) { |
| super(timeZone); |
| } |
| |
| static private long lastTime; |
| static private char[] lastTimeString = new char[20]; |
| |
| /** |
| Appends a date in the format "YYYY-mm-dd HH:mm:ss,SSS" |
| to <code>sbuf</code>. For example: "1999-11-27 15:49:37,459". |
| |
| @param sbuf the <code>StringBuffer</code> to write to |
| */ |
| public |
| StringBuffer format(Date date, StringBuffer sbuf, |
| FieldPosition fieldPosition) { |
| |
| long now = date.getTime(); |
| int millis = (int)(now % 1000); |
| |
| if ((now - millis) != lastTime) { |
| // We reach this point at most once per second |
| // across all threads instead of each time format() |
| // is called. This saves considerable CPU time. |
| |
| calendar.setTime(date); |
| |
| int start = sbuf.length(); |
| |
| int year = calendar.get(Calendar.YEAR); |
| sbuf.append(year); |
| |
| String month; |
| switch(calendar.get(Calendar.MONTH)) { |
| case Calendar.JANUARY: month = "-01-"; break; |
| case Calendar.FEBRUARY: month = "-02-"; break; |
| case Calendar.MARCH: month = "-03-"; break; |
| case Calendar.APRIL: month = "-04-"; break; |
| case Calendar.MAY: month = "-05-"; break; |
| case Calendar.JUNE: month = "-06-"; break; |
| case Calendar.JULY: month = "-07-"; break; |
| case Calendar.AUGUST: month = "-08-"; break; |
| case Calendar.SEPTEMBER: month = "-09-"; break; |
| case Calendar.OCTOBER: month = "-10-"; break; |
| case Calendar.NOVEMBER: month = "-11-"; break; |
| case Calendar.DECEMBER: month = "-12-"; break; |
| default: month = "-NA-"; break; |
| } |
| sbuf.append(month); |
| |
| int day = calendar.get(Calendar.DAY_OF_MONTH); |
| if(day < 10) |
| sbuf.append('0'); |
| sbuf.append(day); |
| |
| sbuf.append(' '); |
| |
| int hour = calendar.get(Calendar.HOUR_OF_DAY); |
| if(hour < 10) { |
| sbuf.append('0'); |
| } |
| sbuf.append(hour); |
| sbuf.append(':'); |
| |
| int mins = calendar.get(Calendar.MINUTE); |
| if(mins < 10) { |
| sbuf.append('0'); |
| } |
| sbuf.append(mins); |
| sbuf.append(':'); |
| |
| int secs = calendar.get(Calendar.SECOND); |
| if(secs < 10) { |
| sbuf.append('0'); |
| } |
| sbuf.append(secs); |
| |
| sbuf.append(','); |
| |
| // store the time string for next time to avoid recomputation |
| sbuf.getChars(start, sbuf.length(), lastTimeString, 0); |
| lastTime = now - millis; |
| } |
| else { |
| sbuf.append(lastTimeString); |
| } |
| |
| |
| if (millis < 100) |
| sbuf.append('0'); |
| if (millis < 10) |
| sbuf.append('0'); |
| |
| sbuf.append(millis); |
| return sbuf; |
| } |
| |
| /** |
| This method does not do anything but return <code>null</code>. |
| */ |
| public |
| Date parse(java.lang.String s, ParsePosition pos) { |
| return null; |
| } |
| } |
| |