package com.app.mvc.util;
import com.google.common.base.Strings;
import org.joda.time.DateTime;
import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.DateTimeFormatter;
import java.sql.Time;
import java.sql.Timestamp;
import java.util.Date;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Created by jimin on 15/11/29.
*/
public class DateTimeUtil {
private static final String DATETIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
private static final String DATE_PATTERN = "yyyy-MM-dd";
private static final String TIME_PATTERN = "HH:mm:ss";
private static final String ALL_PATTERN = "yyyyMMddHHmmss";
public static final DateTimeFormatter DATE_FORMATTER = DateTimeFormat.forPattern(DATE_PATTERN);
public static final DateTimeFormatter DATETIME_FORMATTER = DateTimeFormat.forPattern(DATETIME_PATTERN);
public static final DateTimeFormatter TIME_FORMATTER = DateTimeFormat.forPattern(TIME_PATTERN);
public static final DateTimeFormatter ALL_FORMATTER = DateTimeFormat.forPattern(ALL_PATTERN);
/**
* 提供string->DateTime的转换，只支持以下的格式：
* <ol>
* <li>yyyy-MM-dd HH:mm:ss</li>
* <li>yyyy-MM-dd</li>
* </ol>
* </p>
* <p/>
* 无需进行指定，工具能够自动识别具体的格式
*
* @param date 只支持两种
* @return
*/
public static DateTime jodaOf(String date) {
checkArgument(!Strings.isNullOrEmpty(date));//fast fail
DateTime d;
if (date.contains(":")) {//弱判断
d = DateTime.parse(date, DATETIME_FORMATTER);
} else {
d = DateTime.parse(date, DATE_FORMATTER);
}
return d;
}
/**
* 根据不同的pattern进行构造DateTime对象
*
* @param date
* @param pattern
* @return
*/
public static DateTime jodaOf(String date, String pattern) {
checkArgument(!Strings.isNullOrEmpty(date));//fast fail
return DateTime.parse(date, DateTimeFormat.forPattern(pattern));
}
/**
* 解析时间字符串
*
* @param date
* @return
*/
public static Date dateOf(String date) {
return toDate(jodaOf(date));
}
/**
* 解析时间字符串
*
* @param date
* @return
*/
public static Time timeOf(String date) {
return toTime(jodaOf(date));
}
/**
* 解析时间字符串
*
* @param date
* @return
*/
public static Timestamp timestampOf(String date) {
return toTimestamp(jodaOf(date));
}
/**
* 解析时间字符串
*
* @param date
* @return
*/
public static java.sql.Date sqlDateOf(String date) {
return toSqlDate(jodaOf(date));
}
/**
* 简化创建joda 的 DateTime方式
* 等价于：new DateTime(unixStamp);
*
* @param unixStamp
* @return
*/
public static <T extends Date> DateTime jodaOf(T unixStamp) {
checkNotNull(unixStamp);
return new DateTime(unixStamp);
}
/**
* joda 转换为 Date的便捷方法
*
* @param dateTime
* @return
*/
public static java.util.Date toDate(DateTime dateTime) {
checkNotNull(dateTime);
return dateTime.toDate();
}
/**
* joda 转换为 Date的便捷方法
*
* @param dateTime
* @return
*/
public static java.sql.Date toSqlDate(DateTime dateTime) {
checkNotNull(dateTime);
return new java.sql.Date(dateTime.getMillis());
}
/**
* joda 转换为 Time的便捷方法
*
* @param dateTime
* @return
*/
public static Time toTime(DateTime dateTime) {
checkNotNull(dateTime);
return new Time(dateTime.getMillis());
}
/**
* joda 转换为 Timestamp的便捷方法
*
* @param dateTime
* @return
*/
public static Timestamp toTimestamp(DateTime dateTime) {
checkNotNull(dateTime);
return new Timestamp(dateTime.getMillis());
}
/**
* 提供DateTime->String的转换
* <pre>
* System.out.println(dateFrom(new DateTime(2014,9,2,3,0,0)));
* --> 2014-09-02
* </pre>
*
* @param date
* @return
*/
public static String dateFrom(DateTime date) {
checkNotNull(date);
return date.toString(DATE_PATTERN);
}
/**
* --> 2014-09-02
*
* @param date
* @return
*/
public static <T extends Date> String dateFrom(T date) {
checkNotNull(date);
return dateFrom(new DateTime(date));
}
/**
* 提供DateTime->String的转换
* <pre>
* System.out.println(dateTimeFrom(new DateTime(2014,9,2,3,0,0)));
* -->2014-9-2 03:00:00
* </pre>
*
* @param dateTime
* @return
*/
public static String dateTimeFrom(DateTime dateTime) {
checkNotNull(dateTime);
return dateTime.toString(DATETIME_PATTERN);
}
/**
* -->2014-9-2 03:00:00
*
* @param dateTime
* @return
*/
public static <T extends Date> String dateTimeFrom(T dateTime) {
checkNotNull(dateTime);
return dateTimeFrom(new DateTime(dateTime));
}
/**
* 提供DateTime->String的转换
* <pre>
* System.out.println(timeFrom(new DateTime(2014,9,2,3,0,0)));
* -->03:00:00
* </pre>
*
* @param time
* @return
*/
public static String timeFrom(DateTime time) {
checkNotNull(time);
return time.toString(TIME_FORMATTER);
}
public static String allFrom(DateTime time) {
checkNotNull(time);
return time.toString(ALL_FORMATTER);
}
/**
* -->03:00:00
*
* @param time
* @return
*/
public static <T extends Date> String timeFrom(T time) {
checkNotNull(time);
return timeFrom(new DateTime(time));
}
/**
* 进行日期的格式化
*
* @param input 日期
* @param pattern 模式，参考joda日期格式
* @param <T> 从date继承的日期对象
* @return
*/
public static <T extends Date> String formatTime(T input, String pattern) {
return jodaOf(input).toString(DateTimeFormat.forPattern(pattern));
}
/**
* 进行日期的格式化
*
* @param input 从1970-01-01 00:00:00的毫秒时间
* @param pattern 模式，参考joda日期格式
* @return
*/
public static String formatTime(long input, String pattern) {
return jodaOf(new Date(input)).toString(DateTimeFormat.forPattern(pattern));
}
/**
* 创建对象并增加n天
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T addDays(T ts, int amount) {
checkArgument(amount >= 0, "days必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).plusDays(amount).getMillis());
return cloned;
}
/**
* 创建对象，并增加n分钟
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T addMinutes(T ts, int amount) {
checkArgument(amount >= 0, "minutes必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).plusMinutes(amount).getMillis());
return cloned;
}
/**
* 创建对象，并增加n小时
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T addHours(T ts, int amount) {
checkArgument(amount >= 0, "hours必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).plusHours(amount).getMillis());
return cloned;
}
/**
* 创建对象，并增加n秒钟
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T addSeconds(T ts, int amount) {
checkArgument(amount >= 0, "seconds必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).plusSeconds(amount).getMillis());
return cloned;
}
/**
* 创建对象，并增加n个月
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T addMonth(T ts, int amount) {
checkArgument(amount >= 0, "month必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).plusMonths(amount).getMillis());
return cloned;
}
/**
* 创建对象并减少n天
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T minusDays(T ts, int amount) {
checkArgument(amount >= 0, "days必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).minusDays(amount).getMillis());
return cloned;
}
/**
* 创建对象，并减少分钟
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T minusMinutes(T ts, int amount) {
checkArgument(amount >= 0, "minutes必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).minusMinutes(amount).getMillis());
return cloned;
}
/**
* 创建对象，并减少n小时
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T minusHours(T ts, int amount) {
checkArgument(amount >= 0, "hours必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).minusHours(amount).getMillis());
return cloned;
}
/**
* 创建对象，并减少n秒钟
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T minusSeconds(T ts, int amount) {
checkArgument(amount >= 0, "seconds必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).minusSeconds(amount).getMillis());
return cloned;
}
/**
* 创建对象，并减少n个月
*
* @param ts
* @param amount
* @param <T>
* @return
*/
public static <T extends Date> T minusMonth(T ts, int amount) {
checkArgument(amount >= 0, "month必须 >= 0 ");
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).minusMonths(amount).getMillis());
return cloned;
}
/**
* 几号？[1-31]
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> int dayOfMonth(T ts) {
checkNotNull(ts);
return new DateTime(ts.getTime()).getDayOfMonth();
}
/**
* 周几？[1-7]
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> int dayOfWeek(T ts) {
checkNotNull(ts);
return new DateTime(ts.getTime()).getDayOfWeek();
}
/**
* 年内第多少天？[1-365]
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> int dayOfYear(T ts) {
checkNotNull(ts);
return new DateTime(ts.getTime()).getDayOfYear();
}
/**
* 几点？24小时制
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> int hourOfDay(T ts) {
checkNotNull(ts);
return new DateTime(ts.getTime()).getHourOfDay();
}
/**
* 几分？[1-60]
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> int minuteOfHour(T ts) {
checkNotNull(ts);
return new DateTime(ts.getTime()).getMinuteOfHour();
}
/**
* 几秒？[1-60]
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> int secondOfMinute(T ts) {
checkNotNull(ts);
return new DateTime(ts.getTime()).getSecondOfMinute();
}
/**
* 2014-03-02 23:00:23 -> 2014-03-02 00:00:00
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> T firstOfDay(T ts) {
checkNotNull(ts);
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).withTime(0, 0, 0, 0).getMillis());
return cloned;
}
/**
* 2014-03-02 23:00:23 -> 2014-03-02 23:59:59
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> T lastOfDay(T ts) {
checkNotNull(ts);
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).withTime(0, 0, 0, 0).plusDays(1).minusSeconds(1).getMillis());
return cloned;
}
/**
* 2014-03-02 23:00:23 -> 2014-03-01 00:00:00
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> T firstOfMonth(T ts) {
checkNotNull(ts);
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).withTime(0, 0, 0, 0).withDayOfMonth(1).getMillis());
return cloned;
}
/**
* 2014-03-02 23:00:23 -> 2014-03-31 23:59:59
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> T lastOfMonth(T ts) {
checkNotNull(ts);
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).withTime(0, 0, 0, 0).withDayOfMonth(1).plusMonths(1).minusSeconds(1).getMillis());
return cloned;
}
/**
* 2014-03-02 23:00:23 -> 2014-12-31 23:59:59
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> T lastOfYear(T ts) {
checkNotNull(ts);
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).withTime(0, 0, 0, 0).withDayOfYear(1).minusSeconds(1).plusYears(1).getMillis());
return cloned;
}
/**
* 2014-03-02 23:00:23 -> 2014-01-01 00:00:00
*
* @param ts
* @param <T>
* @return
*/
public static <T extends Date> T firstOfYear(T ts) {
checkNotNull(ts);
T cloned = (T) ts.clone();
cloned.setTime(new DateTime(ts.getTime()).withTime(0, 0, 0, 0).withDayOfMonth(1).withDayOfYear(1).getMillis());
return cloned;
}
/**
* 当前时间的timestamp
*
* @return
*/
public static Timestamp currentTimestamp() {
return new Timestamp(System.currentTimeMillis());
}
/**
* 当前毫秒时间
*
* @return
*/
public static long currentMillis() {
return System.currentTimeMillis();
}
}