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JeffLi1993JeffLi1993
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1. 基于 JDK 8 time包的时间工具类
雨神相助 #bysocket
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Lines changed: 41 additions & 24 deletions

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‎src/org/javacore/time/TimeUtil.java‎

Lines changed: 41 additions & 24 deletions
Original file line numberDiff line numberDiff line change
@@ -10,12 +10,17 @@
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*/
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public final class TimeUtil {
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private TimeUtil() {}
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private TimeUtil() {
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}
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/** 时间间隔之间的空格 */
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/**
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* 时间间隔之间的空格
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*/
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private static final String SPACE_OF_TIME = " ";
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/** 获取默认时间格式: yyyy-MM-dd HH:mm:ss */
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/**
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* 获取默认时间格式: yyyy-MM-dd HH:mm:ss
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*/
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private static final DateTimeFormatter defaultDateTimeFormatter = DateTimeFormatter.ofPattern(TimeFormat.LONG_DATE_PATTERN_LINE);
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/**
@@ -25,19 +30,19 @@ private TimeUtil() {}
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* @return
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*/
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public final static LocalDateTime parseTime(String timeStr) {
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LocalDateTime dateTime = LocalDateTime.parse(timeStr,defaultDateTimeFormatter);
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LocalDateTime dateTime = LocalDateTime.parse(timeStr, defaultDateTimeFormatter);
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return dateTime;
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}
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/**
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* String 转时间
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*
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* @param timeStr
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* @param format 时间格式
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* @param format 时间格式
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* @return
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*/
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public final static LocalDateTime parseTime(String timeStr, String format) {
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LocalDateTime dateTime = LocalDateTime.parse(timeStr,getDateTimeFormatter(format));
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LocalDateTime dateTime = LocalDateTime.parse(timeStr, getDateTimeFormatter(format));
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return dateTime;
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}
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@@ -103,33 +108,45 @@ public static void main(String[] args) {
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LocalDateTime dateTime = LocalDateTime.now();
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System.out.println(parseTime(dateTime));
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LocalDateTime dateTime1 = LocalDateTime.of(2016,8,25,23,10,10);
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System.out.println(parseTime(dateTime1,TimeFormat.LONG_DATE_PATTERN_LINE));
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LocalDateTime dateTime1 = LocalDateTime.of(2016, 8, 25, 23, 10, 10);
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System.out.println(parseTime(dateTime1, TimeFormat.LONG_DATE_PATTERN_LINE));
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// String 转时间
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String dateTimeStr = "2016-08-25 23:10:10";
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System.out.println(parseTime(dateTimeStr));
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String dateTimeStr1 = "2016-08-25 23:10:10";
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System.out.println(parseTime(dateTimeStr1,TimeFormat.LONG_DATE_PATTERN_LINE));
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System.out.println(parseTime(dateTimeStr1, TimeFormat.LONG_DATE_PATTERN_LINE));
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}
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}
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/**
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* 时间格式
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*
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*/
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class TimeFormat {
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/** 默认时间格式 */
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public static final String SHORT_DATE_PATTERN_LINE = "yyyy-MM-dd";
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public static final String SHORT_DATE_PATTERN_SLASH = "yyyy/MM/dd";
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public static final String SHORT_DATE_PATTERN_DOUBLE_SLASH = "yyyy\\MM\\dd";
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public static final String SHORT_DATE_PATTERN_NONE = "yyyyMMdd";
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public static final String LONG_DATE_PATTERN_LINE = "yyyy-MM-dd HH:mm:ss";
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public static final String LONG_DATE_PATTERN_SLASH = "yyyy/MM/dd HH:mm:ss";
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public static final String LONG_DATE_PATTERN_DOUBLE_SLASH = "yyyy\\MM\\dd HH:mm:ss";
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public static final String LONG_DATE_PATTERN_NONE = "yyyyMMdd HH:mm:ss";
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_LINE = "yyyy-MM-dd HH:mm:ss.SSS";
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_SLASH = "yyyy/MM/dd HH:mm:ss.SSS";
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_DOUBLE_SLASH = "yyyy\\MM\\dd HH:mm:ss.SSS";
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_NONE = "yyyyMMdd HH:mm:ss.SSS";
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/**
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* 短时间格式
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*/
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public static final String SHORT_DATE_PATTERN_LINE = "yyyy-MM-dd";
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public static final String SHORT_DATE_PATTERN_SLASH = "yyyy/MM/dd";
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public static final String SHORT_DATE_PATTERN_DOUBLE_SLASH = "yyyy\\MM\\dd";
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public static final String SHORT_DATE_PATTERN_NONE = "yyyyMMdd";
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/**
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* 长时间格式
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*/
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public static final String LONG_DATE_PATTERN_LINE = "yyyy-MM-dd HH:mm:ss";
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public static final String LONG_DATE_PATTERN_SLASH = "yyyy/MM/dd HH:mm:ss";
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public static final String LONG_DATE_PATTERN_DOUBLE_SLASH = "yyyy\\MM\\dd HH:mm:ss";
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public static final String LONG_DATE_PATTERN_NONE = "yyyyMMdd HH:mm:ss";
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/**
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* 长时间格式 带毫秒
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*/
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_LINE = "yyyy-MM-dd HH:mm:ss.SSS";
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_SLASH = "yyyy/MM/dd HH:mm:ss.SSS";
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_DOUBLE_SLASH = "yyyy\\MM\\dd HH:mm:ss.SSS";
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public static final String LONG_DATE_PATTERN_WITH_MILSEC_NONE = "yyyyMMdd HH:mm:ss.SSS";
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}

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