LocalDate / LocalDateTime / LocalTime of system conversion and Date

// 01. java.util.Date --> java.time.LocalDateTime
public void UDateToLocalDateTime() {
java.util.Date date = new java.util.Date();
Instant instant = date.toInstant();
ZoneId zone = ZoneId.systemDefault();
Localdateti to localdateti to = localdatetime.ofınstant (instant, zone);
}

// 02. java.util.Date --> java.time.LocalDate
public void UDateToLocalDate() {
java.util.Date date = new java.util.Date();
Instant instant = date.toInstant();
ZoneId zone = ZoneId.systemDefault();
Localdateti to localdateti to = localdatetime.ofınstant (instant, zone);
LOCALDATE LOCALDATE = localdatetime.tolocaldat A ();
}

// 03. java.util.Date --> java.time.LocalTime
public void UDateToLocalTime() {
java.util.Date date = new java.util.Date();
Instant instant = date.toInstant();
ZoneId zone = ZoneId.systemDefault();
Localdateti to localdateti to = localdatetime.ofınstant (instant, zone);
LocalTime localTime = localDateTime.toLocalTime();
}


// 04. java.time.LocalDateTime --> java.util.Date
public void LocalDateTimeToUdate() {
Localdateti to localdateti to = localdatetime.now ();
ZoneId zone = ZoneId.systemDefault();
Instant instant = localDateTime.atZone(zone).toInstant();
java.util.Date date = Date.from(instant);
}


// 05. java.time.LocalDate --> java.util.Date
public void LocalDateToUdate() {
LOCALDATE LOCALDATE = localdate.now ();
ZoneId zone = ZoneId.systemDefault();
Instant instant = localDate.atStartOfDay().atZone(zone).toInstant();
java.util.Date date = Date.from(instant);
}

// 06. java.time.LocalTime --> java.util.Date
public void LocalTimeToUdate() {
LocalTime localTime = LocalTime.now();
LOCALDATE LOCALDATE = localdate.now ();
Localdateti to localdateti to = localdatetime.of (LOCALDATE LOCALTIME);
ZoneId zone = ZoneId.systemDefault();
Instant instant = localDateTime.atZone(zone).toInstant();
java.util.Date date = Date.from(instant);
}

 

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Origin www.cnblogs.com/yangzhilong/p/11090146.html