icu.develop.expression.filter.utils

类 DateUtils

java.lang.Object

icu.develop.expression.filter.utils.DateUtils

public class DateUtils
extends Object

Date utils

作者:

Jiaju Zhuang

字段概要

字段

限定符和类型	字段和说明
static String	DATE_FORMAT_10
static String	DATE_FORMAT_14
static String	DATE_FORMAT_16
static String	DATE_FORMAT_16_FORWARD_SLASH
static String	DATE_FORMAT_17
static String	DATE_FORMAT_19
static String	DATE_FORMAT_19_FORWARD_SLASH
private static ThreadLocal<Map<String,SimpleDateFormat>>	DATE_FORMAT_THREAD_LOCAL Is a cache of dates
private static Pattern	date_ptrn1
private static Pattern	date_ptrn2
private static Pattern	date_ptrn3a
private static Pattern	date_ptrn3b
private static Pattern	date_ptrn4
private static Pattern	date_ptrn5
private static Pattern	date_ptrn6
private static ThreadLocal<Map<Short,Boolean>>	DATE_THREAD_LOCAL Is a cache of dates
static String	defaultDateFormat
static String	defaultLocalDateFormat
private static String	MINUS

构造器概要

构造器

限定符	构造器和说明
private	DateUtils()

方法概要

限定符和类型	方法和说明
static String	format(Date date) Format date yyyy-MM-dd HH:mm:ss
static String	format(Date date, String dateFormat) Format date
static String	format(LocalDate date, String dateFormat) Format date
static String	format(LocalDate date, String dateFormat, Locale local) Format date
static String	format(LocalDateTime date, String dateFormat) Format date
static String	format(LocalDateTime date, String dateFormat, Locale local) Format date
private static DateFormat	getCacheDateFormat(String dateFormat)
static boolean	isADateFormatUncached(Short formatIndex, String formatString)
static boolean	isInternalDateFormat(short format)
static Date	parseDate(String dateString) convert string to date
static Date	parseDate(String dateString, String dateFormat) convert string to date
static LocalDate	parseLocalDate(String dateString, String dateFormat, Locale local) convert string to date
static LocalDateTime	parseLocalDateTime(String dateString, String dateFormat, Locale local) convert string to date
static void	removeThreadLocalCache()
static String	switchDateFormat(String dateString) switch date format

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

DATE_THREAD_LOCAL

private static final ThreadLocal<Map<Short,Boolean>> DATE_THREAD_LOCAL

Is a cache of dates

DATE_FORMAT_THREAD_LOCAL

private static final ThreadLocal<Map<String,SimpleDateFormat>> DATE_FORMAT_THREAD_LOCAL

Is a cache of dates

date_ptrn1

private static final Pattern date_ptrn1

date_ptrn2

private static final Pattern date_ptrn2

date_ptrn3a

private static final Pattern date_ptrn3a

date_ptrn3b

private static final Pattern date_ptrn3b

date_ptrn4

private static final Pattern date_ptrn4

date_ptrn5

private static final Pattern date_ptrn5

date_ptrn6

private static final Pattern date_ptrn6

DATE_FORMAT_10

public static final String DATE_FORMAT_10

另请参阅:

常量字段值

DATE_FORMAT_14

public static final String DATE_FORMAT_14

另请参阅:

常量字段值

DATE_FORMAT_16

public static final String DATE_FORMAT_16

另请参阅:

常量字段值

DATE_FORMAT_16_FORWARD_SLASH

public static final String DATE_FORMAT_16_FORWARD_SLASH

另请参阅:

常量字段值

DATE_FORMAT_17

public static final String DATE_FORMAT_17

另请参阅:

常量字段值

DATE_FORMAT_19

public static final String DATE_FORMAT_19

另请参阅:

常量字段值

DATE_FORMAT_19_FORWARD_SLASH

public static final String DATE_FORMAT_19_FORWARD_SLASH

另请参阅:

常量字段值

MINUS

private static final String MINUS

另请参阅:

常量字段值

defaultDateFormat

public static String defaultDateFormat

defaultLocalDateFormat

public static String defaultLocalDateFormat

构造器详细资料

DateUtils

private DateUtils()

方法详细资料

parseDate

public static Date parseDate(String dateString,
                             String dateFormat)
                      throws ParseException

convert string to date

参数:

dateString - 字符串

dateFormat - 格式

返回:

转换后的日期

抛出:

ParseException - 异常

parseLocalDateTime

public static LocalDateTime parseLocalDateTime(String dateString,
                                               String dateFormat,
                                               Locale local)

convert string to date

参数:

dateString - 字符串

dateFormat - 格式

local - Locale

返回:

日期对象

parseLocalDate

public static LocalDate parseLocalDate(String dateString,
                                       String dateFormat,
                                       Locale local)

convert string to date

参数:

dateString - 字符串

dateFormat - 格式

local - Locale

返回:

日期

parseDate

public static Date parseDate(String dateString)
                      throws ParseException

convert string to date

参数:

dateString - 日期字符串

返回:

日期

抛出:

ParseException - 异常

switchDateFormat

public static String switchDateFormat(String dateString)

switch date format

参数:

dateString - 日期字符串

返回:

字符串

format

public static String format(Date date)

Format date

yyyy-MM-dd HH:mm:ss

参数:

date - 日期对象

返回:

日期字符串

format

public static String format(Date date,
                            String dateFormat)

Format date

参数:

date - 日期对象

dateFormat - 格式

返回:

字符串

format

public static String format(LocalDateTime date,
                            String dateFormat,
                            Locale local)

Format date

参数:

date - 日期对象

dateFormat - 格式

local - Locale

返回:

日期字符串

format

public static String format(LocalDate date,
                            String dateFormat)

Format date

参数:

date - 日期对象

dateFormat - 格式

返回:

日期字符串

format

public static String format(LocalDate date,
                            String dateFormat,
                            Locale local)

Format date

参数:

date - 日期对象

dateFormat - 格式

local - Locale

返回:

日期字符串

format

public static String format(LocalDateTime date,
                            String dateFormat)

Format date

参数:

date - 日期对象

dateFormat - 格式

返回:

日期字符串

getCacheDateFormat

private static DateFormat getCacheDateFormat(String dateFormat)

isADateFormatUncached

public static boolean isADateFormatUncached(Short formatIndex,
                                            String formatString)

isInternalDateFormat

public static boolean isInternalDateFormat(short format)

removeThreadLocalCache

public static void removeThreadLocalCache()