java-time

问题 I am unable to get the microseconds using java.time.Instant (Instant.now()) from android. I am getting the date time without microseconds like 2020-04-10T12:43:40. 442Z from android But when I execute a independent java program, with the use of java.time.Instant (Instant.now()) I am getting the date time with microseconds like 2020-04-10T12:43:40. 442179Z It seems the issue is with java versions in android studio. Please help me to fix this issue. Note: I have installed Android Studio - 3.6.1

问题 I use the new java.time implementation of Java 8 and wonder about the output of a UTC to CET time conversion result. ZonedDateTime utcTime = ZonedDateTime.of(2014, 7, 1, 8, 0, 0, 0, ZoneId.of("UTC")); ZonedDateTime cetTime = ZonedDateTime.ofInstant(utcTime.toInstant(), ZoneId.of("CET")); System.out.println("Summer-UTC-Time: " + utcTime); System.out.println("Summer-CET-Time: " + cetTime); System.out.println(); utcTime = ZonedDateTime.of(2014, 1, 1, 8, 0, 0, 0, ZoneId.of("UTC")); cetTime =

问题 Our client found an interesting bug today. Consider the following method: final DateTimeFormatter englishFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.ENGLISH); System.out.println(LocalDate.parse("04/01/17", englishFormatter)); System.out.println(LocalDate.parse("4/1/17", englishFormatter)); final DateTimeFormatter germanFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.GERMAN); System.out.println(LocalDate.parse("01.04.17"

问题 Our client found an interesting bug today. Consider the following method: final DateTimeFormatter englishFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.ENGLISH); System.out.println(LocalDate.parse("04/01/17", englishFormatter)); System.out.println(LocalDate.parse("4/1/17", englishFormatter)); final DateTimeFormatter germanFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.GERMAN); System.out.println(LocalDate.parse("01.04.17"

问题 Our client found an interesting bug today. Consider the following method: final DateTimeFormatter englishFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.ENGLISH); System.out.println(LocalDate.parse("04/01/17", englishFormatter)); System.out.println(LocalDate.parse("4/1/17", englishFormatter)); final DateTimeFormatter germanFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.GERMAN); System.out.println(LocalDate.parse("01.04.17"

问题 Our client found an interesting bug today. Consider the following method: final DateTimeFormatter englishFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.ENGLISH); System.out.println(LocalDate.parse("04/01/17", englishFormatter)); System.out.println(LocalDate.parse("4/1/17", englishFormatter)); final DateTimeFormatter germanFormatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT).withLocale(Locale.GERMAN); System.out.println(LocalDate.parse("01.04.17"

问题 I have a variable MINDATE in MyConstants file. You can see the declaration below. public static final LocalDateTime MINDATE = LocalDateTime.of(LocalDate.of(2011, 1, 1), LocalTime.MIDNIGHT); I am consuming this variable in another class just by using MyConstants.MINDATE then I get the following exception Exception in thread "main" java.lang.ExceptionInInitializerError at com.cw.na.vos.DateTest.main(DateTest.java:14) Caused by: java.lang.IllegalArgumentException: Unknown pattern letter: T at

问题 I have a variable MINDATE in MyConstants file. You can see the declaration below. public static final LocalDateTime MINDATE = LocalDateTime.of(LocalDate.of(2011, 1, 1), LocalTime.MIDNIGHT); I am consuming this variable in another class just by using MyConstants.MINDATE then I get the following exception Exception in thread "main" java.lang.ExceptionInInitializerError at com.cw.na.vos.DateTest.main(DateTest.java:14) Caused by: java.lang.IllegalArgumentException: Unknown pattern letter: T at

问题 I have a variable MINDATE in MyConstants file. You can see the declaration below. public static final LocalDateTime MINDATE = LocalDateTime.of(LocalDate.of(2011, 1, 1), LocalTime.MIDNIGHT); I am consuming this variable in another class just by using MyConstants.MINDATE then I get the following exception Exception in thread "main" java.lang.ExceptionInInitializerError at com.cw.na.vos.DateTest.main(DateTest.java:14) Caused by: java.lang.IllegalArgumentException: Unknown pattern letter: T at

问题 This question already has answers here : How to parse case-insensitive strings with jsr310 DateTimeFormatter? (3 answers) Closed 4 years ago . I am trying to parse date of dd-MMM-yyyy format. package com.company; import javax.swing.text.DateFormatter; import java.time.format.DateTimeFormatter; import java.time.*; import java.util.Locale; public class Main { public static void main(String[] args) { // write your code here MonthDay m; Locale.setDefault(Locale.ENGLISH); DateTimeFormatter dTF =