net.ymate.platform.commons.util.DateTimeUtils Maven / Gradle / Ivy
/*
* Copyright 2007-2107 the original author or authors.
*
* 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 net.ymate.platform.commons.util;
import org.apache.commons.lang.StringUtils;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
/**
*
* DateTimeUtils
*
*
* 日期时间数据处理工具类；
*
*
* @author 刘镇([email protected])
* @version 0.0.0
*
*
* 版本号 动作 修改人 修改时间
*
*
*
* 0.0.0
* 创建类
* 刘镇
* 2010-4-18上午02:40:41
*
*
*/
public class DateTimeUtils {
public static final long SECOND = 1000; // 1秒
public static final long MINUTE = SECOND * 60; // 1分钟
public static final long HOUR = MINUTE * 60; // 1小时
public static final long DAY = HOUR * 24; // 1天
public static final long WEEK = DAY * 7; // 1周
public static final long YEAR = DAY * 365; // 1年（or 366 ???）
/**
* 日期格式化字符串：yyyy-MM-dd HH:mm:ss.SSS
*/
public static final String YYYY_MM_DD_HH_MM_SS_SSS = "yyyy-MM-dd HH:mm:ss.SSS";
/**
* 日期格式化字符串：yyyy-MM-dd HH:mm:ss
*/
public static final String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
/**
* 日期格式化字符串：yyyy-MM-dd
*/
public static final String YYYY_MM_DD = "yyyy-MM-dd";
/**
* 日期格式化字符串：yyyy-MM
*/
public static final String YYYY_MM = "yyyy-MM";
/**
* 日期格式化字符串：yyyy-MM-dd HH:mm
*/
public static final String YYYY_MM_DD_HH_MM = "yyyy-MM-dd HH:mm";
private static Map __timeZoneIDs = new LinkedHashMap(32);
static {
__timeZoneIDs.put("-12", new String[]{"GMT-12:00", "(GMT -12:00) Eniwetok, Kwajalein"});
__timeZoneIDs.put("-11", new String[]{"GMT-11:00", "(GMT -11:00) Midway Island, Samoa"});
__timeZoneIDs.put("-10", new String[]{"GMT-10:00", "(GMT -10:00) Hawaii"});
__timeZoneIDs.put("-9", new String[]{"GMT-09:00", "(GMT -09:00) Alaska"});
__timeZoneIDs.put("-8", new String[]{"GMT-08:00", "(GMT -08:00) Pacific Time (US & Canada), Tijuana"});
__timeZoneIDs.put("-7", new String[]{"GMT-07:00", "(GMT -07:00) Mountain Time (US & Canada), Arizona"});
__timeZoneIDs.put("-6", new String[]{"GMT-06:00", "(GMT -06:00) Central Time (US & Canada), Mexico City"});
__timeZoneIDs.put("-5", new String[]{"GMT-05:00", "(GMT -05:00) Eastern Time (US & Canada), Bogota, Lima, Quito"});
__timeZoneIDs.put("-4", new String[]{"GMT-04:00", "(GMT -04:00) Atlantic Time (Canada), Caracas, La Paz"});
__timeZoneIDs.put("-3.5", new String[]{"GMT-03:30", "(GMT -03:30) Newfoundland"});
__timeZoneIDs.put("-3", new String[]{"GMT-03:00", "(GMT -03:00) Brassila, Buenos Aires, Georgetown, Falkland Is"});
__timeZoneIDs.put("-2", new String[]{"GMT-02:00", "(GMT -02:00) Mid-Atlantic, Ascension Is., St. Helena"});
__timeZoneIDs.put("-1", new String[]{"GMT-01:00", "(GMT -01:00) Azores, Cape Verde Islands"});
__timeZoneIDs.put("0", new String[]{"GMT", "(GMT) Casablanca, Dublin, Edinburgh, London, Lisbon, Monrovia"});
__timeZoneIDs.put("1", new String[]{"GMT+01:00", "(GMT +01:00) Amsterdam, Berlin, Brussels, Madrid, Paris, Rome"});
__timeZoneIDs.put("2", new String[]{"GMT+02:00", "(GMT +02:00) Cairo, Helsinki, Kaliningrad, South Africa"});
__timeZoneIDs.put("3", new String[]{"GMT+03:00", "(GMT +03:00) Baghdad, Riyadh, Moscow, Nairobi"});
__timeZoneIDs.put("3.5", new String[]{"GMT+03:30", "(GMT +03:30) Tehran"});
__timeZoneIDs.put("4", new String[]{"GMT+04:00", "(GMT +04:00) Abu Dhabi, Baku, Muscat, Tbilisi"});
__timeZoneIDs.put("4.5", new String[]{"GMT+04:30", "(GMT +04:30) Kabul"});
__timeZoneIDs.put("5", new String[]{"GMT+05:00", "(GMT +05:00) Ekaterinburg, Islamabad, Karachi, Tashkent"});
__timeZoneIDs.put("5.5", new String[]{"GMT+05:30", "(GMT +05:30) Bombay, Calcutta, Madras, New Delhi"});
__timeZoneIDs.put("5.75", new String[]{"GMT+05:45", "(GMT +05:45) Katmandu"});
__timeZoneIDs.put("6", new String[]{"GMT+06:00", "(GMT +06:00) Almaty, Colombo, Dhaka, Novosibirsk"});
__timeZoneIDs.put("6.5", new String[]{"GMT+06:30", "(GMT +06:30) Rangoon"});
__timeZoneIDs.put("7", new String[]{"GMT+07:00", "(GMT +07:00) Bangkok, Hanoi, Jakarta"});
__timeZoneIDs.put("8", new String[]{"GMT+08:00", "(GMT +08:00) Beijing, Hong Kong, Perth, Singapore, Taipei"});
__timeZoneIDs.put("9", new String[]{"GMT+09:00", "(GMT +09:00) Osaka, Sapporo, Seoul, Tokyo, Yakutsk"});
__timeZoneIDs.put("9.5", new String[]{"GMT+09:30", "(GMT +09:30) Adelaide, Darwin"});
__timeZoneIDs.put("10", new String[]{"GMT+10:00", "(GMT +10:00) Canberra, Guam, Melbourne, Sydney, Vladivostok"});
__timeZoneIDs.put("11", new String[]{"GMT+11:00", "(GMT +11:00) Magadan, New Caledonia, Solomon Islands"});
__timeZoneIDs.put("12", new String[]{"GMT+12:00", "(GMT +12:00) Auckland, Wellington, Fiji, Marshall Island"});
}
public static Map getTimeZoneIDs() {
return __timeZoneIDs;
}
public static SimpleDateFormat getSimpleDateFormat(String format, String timeoffset) {
SimpleDateFormat _format = new SimpleDateFormat(format, Locale.ENGLISH);
if (StringUtils.isNotBlank(timeoffset) && __timeZoneIDs.containsKey(timeoffset)) {
_format.setTimeZone(TimeZone.getTimeZone(__timeZoneIDs.get(timeoffset)[0]));
}
return _format;
}
/**
* 时间修正
*/
private static String timeOffset;
/**
* 私有构造器， 防止被实例化
*/
private DateTimeUtils() {
}
/**
* 设定时间修正
*
* @param timeOffset
* @return
*/
public static void setTimeOffset(String timeOffset) {
DateTimeUtils.timeOffset = timeOffset;
}
/**
* 统一的获取当前时间的方法
*
* @return
*/
public static long currentTimeMillis() {
return System.currentTimeMillis();
}
/**
* 获取全局时间的秒数
*
* @return
*/
public static long currentTimeMillisUTC() {
return currentTimeMillis() / 1000L;
}
/**
* 获得当前时间
*
* @return
*/
public static Date currentTime() {
return new Date(currentTimeMillis());
}
/**
* 系统当前时间
*
* @return
*/
public static long systemTimeMillis() {
return System.currentTimeMillis();
}
/**
* 系统当前时间
*
* @return
*/
public static Date systemTime() {
return new Date(System.currentTimeMillis());
}
/**
* 获取当前UTC时间
*
* @return
*/
public static int systemTimeUTC() {
return (int) (systemTimeMillis() / 1000);
}
/**
* 格式化日期时间输出字符串
*
* @param time 日期时间值
* @param pattern 日期时间输出模式，若为空则使用yyyy-MM-dd HH:mm:ss.SSS作为默认
* @return
*/
public static String formatTime(long time, String pattern) {
if (time < 0) {
time = 0;
}
if (StringUtils.isBlank(pattern)) {
pattern = YYYY_MM_DD_HH_MM_SS;
}
return getSimpleDateFormat(pattern, timeOffset).format(new Date(time));
}
public static String formatTime(long time, String pattern, String timeoffset) {
if (time < 0) {
time = 0;
}
if (StringUtils.isBlank(pattern)) {
pattern = YYYY_MM_DD_HH_MM_SS;
}
return getSimpleDateFormat(pattern, timeoffset).format(new Date(time));
}
public static Date parseDateTime(String dateTime, String pattern) throws ParseException {
if (StringUtils.isBlank(pattern)) {
pattern = YYYY_MM_DD_HH_MM_SS;
}
return getSimpleDateFormat(pattern, timeOffset).parse(dateTime);
}
}