package com.dayu.baselibrary.view.datepicker;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Locale;
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/**
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* 说明：日期格式化工具
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* 作者：liuwan1992
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* 添加时间：2018/12/17
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* 修改人：liuwan1992
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* 修改时间：2018/12/18
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*/
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public class DateFormatUtils {
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private static final String DATE_FORMAT_PATTERN_YMD = "yyyy-MM-dd";
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private static final String DATE_FORMAT_PATTERN_YMD_HM = "yyyy-MM-dd HH:mm";
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/**
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* 时间戳转字符串
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*
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* @param timestamp 时间戳
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* @param isPreciseTime 是否包含时分
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* @return 格式化的日期字符串
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*/
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public static String long2Str(long timestamp, boolean isPreciseTime) {
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return long2Str(timestamp, getFormatPattern(isPreciseTime));
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}
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private static String long2Str(long timestamp, String pattern) {
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return new SimpleDateFormat(pattern, Locale.CHINA).format(new Date(timestamp));
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}
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/**
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* 字符串转时间戳
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*
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* @param dateStr 日期字符串
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* @param isPreciseTime 是否包含时分
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* @return 时间戳
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*/
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public static long str2Long(String dateStr, boolean isPreciseTime) {
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return str2Long(dateStr, getFormatPattern(isPreciseTime));
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}
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private static long str2Long(String dateStr, String pattern) {
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try {
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return new SimpleDateFormat(pattern, Locale.CHINA).parse(dateStr).getTime();
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} catch (Throwable ignored) {
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}
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return 0;
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}
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private static String getFormatPattern(boolean showSpecificTime) {
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if (showSpecificTime) {
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return DATE_FORMAT_PATTERN_YMD_HM;
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} else {
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return DATE_FORMAT_PATTERN_YMD;
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}
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}
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}
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