MenoData

import net.time4j.Duration;
import net.time4j.ClockUnit;

import java.text.ParseException;
import java.time.LocalTime;
import java.time.temporal.TemporalAmount;

public class DurationFormatPattern {
  public static void main(String... args) throws ParseException {	
    String input = "5.2345";	

MenoData

public class PatternWith00Literals {

	private static final Map<String, ChronoFormatter<PlainDate>> PARSERS;

	static {
		Map<String, ChronoFormatter<PlainDate>> parsers = new HashMap<>();
		parsers.put("ddMMyyyy", create("0000yyyy|00MMyyyy|dd00yyyy|ddMMyyyy"));
		parsers.put("MMddyyyy", create("0000yyyy|MM00yyyy|00ddyyyy|MMddyyyy"));
		parsers.put("yyyyMMdd", create("yyyy0000|yyyyMM00|yyyy00dd|yyyyMMdd"));
		PARSERS = Collections.unmodifiableMap(parsers);

MenoData

import net.time4j.PlainDate;
import net.time4j.calendar.*;
import net.time4j.format.expert.*;
import java.util.Locale;
import java.text.ParseException;

public class OldJapaneseDate {
  public static void main(String... args) throws ParseException {
    ChronoFormatter<JapaneseCalendar> jf =
      ChronoFormatter.ofPattern("Gy年M月d日", PatternType.CLDR, Locale.JAPANESE,	JapaneseCalendar.axis());

MenoData

import net.time4j.*;
import net.time4j.format.expert.*;

public class UntilMidnight {
  public static void main(String... args) throws ParseException {
    PlainTime t = Iso8601Format.EXTENDED_WALL_TIME.parse("12:03:00");
    Duration<ClockUnit> duration =
      Duration.inClockUnits().between(t, PlainTime.midnightAtEndOfDay()); // until 24:00
    Duration.Formatter<ClockUnit> f = Duration.formatter(ClockUnit.class, "hh:mm:ss");
    System.out.println(f.format(duration)); // 11:57:00

MenoData

import net.time4j.PlainTime;
import net.time4j.format.expert.Iso8601Format;
import java.text.ParseException;
import java.time.LocalTime;

import static net.time4j.PlainTime.*;

public class RoundingOfTime {

  public static void main(String... args) throws ParseException {

MenoData

// example shows how to set up a Time4J-formatter to parse calendar dates like "2017-01-18" or "2017/01/18" etc.
// and finally converts to old type java.util.Date (as bridge to legacy APIs)
// see also: http://time4j.net/javadoc-en/net/time4j/format/expert/ChronoFormatter.Builder.html#skipUnknown-java.util.function.IntPredicate-int-

import java.text.*;
import java.util.*;
import net.time4j.*;
import net.time4j.format.expert.*;

public class SkipDemo {

MenoData

import net.time4j.*;

public class PreviousWakeupTime {

  public static void main(String... args) {
    // example in local time (ignoring timezone)
    PlainTimestamp tsp =
        PlainTimestamp.nowInSystemTime()
            .with(PlainTime.COMPONENT.setToPrevious(PlainTime.of(7, 45)));
    System.out.println(tsp); // 2016-11-07T07:45 (called on 2016-11-08T06:38)

MenoData

import net.time4j.*;
import net.time4j.tz.ZonalOffset;
import net.time4j.format.expert.*;
import java.util.Locale;

public class PrintingMaxMoment {
  public static void main(String... args) {
    ChronoFormatter<Moment> cf =
      ChronoFormatter.setUp(Moment.axis(), Locale.ROOT)
      .addInteger(PlainDate.YEAR, 4, 9, SignPolicy.SHOW_WHEN_NEGATIVE) // suppress leading plus-sign

MenoData

import java.time.*;
import net.time4j.*;
import net.time4j.format.expert.*;
import java.util.Locale;

public class DoubleTimeAndZoneInfo {
  
  private static final ChronoFormatter<Moment> FORMATTER =
  		ChronoFormatter.setUp(Moment.axis(), Locale.US)
  		.addPattern("HHmm z (", PatternType.CLDR)

MenoData

import java.util.Locale;

import net.time4j.PlainDate;
import net.time4j.format.expert.ChronoFormatter;
import net.time4j.format.expert.PatternType;
import net.time4j.tz.OffsetSign;
import net.time4j.tz.ZonalOffset;


/**