Java : TemporalAdjuster with Examples
Published : November 13, 2023
TemporalAdjuster (Java SE 20 & JDK 20) with Examples.
You will find code examples on most TemporalAdjuster methods.
Summary
Strategy for adjusting a temporal object.
final var temporal = LocalDateTime.of(2100, 4, 10, 17, 30);
System.out.println(temporal); // 2100-04-10T17:30
final TemporalAdjuster adjuster = LocalDate.of(1999, 1, 2);
System.out.println(adjuster); // 1999-01-02
final var ret = adjuster.adjustInto(temporal);
System.out.println(ret); // 1999-01-02T17:30
Please see also : TemporalAdjusters
final var date = LocalDate.of(2100, Month.APRIL, 15);
System.out.println(date); // 2100-04-15
final var adjuster1 = TemporalAdjusters.firstDayOfMonth();
System.out.println(date.with(adjuster1)); // 2100-04-01
final var adjuster2 = TemporalAdjusters.lastDayOfMonth();
System.out.println(date.with(adjuster2)); // 2100-04-30
Methods
Temporal adjustInto (Temporal temporal)
Adjusts the specified temporal object.
final var temporal = LocalDateTime.of(2100, 4, 10, 17, 30);
System.out.println(temporal); // 2100-04-10T17:30
final TemporalAdjuster adjuster = LocalDate.of(1999, 1, 2);
System.out.println(adjuster); // 1999-01-02
final var ret = adjuster.adjustInto(temporal);
System.out.println(ret); // 1999-01-02T17:30
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