java8 Date,Timestamp,LocalDate,LocalTime,LocalDateTime,Instant互转

timestamp转LocalDateTime

// 方式一 long timestamp = System.currentTimeMillis(); LocalDateTime localDateTime = LocalDateTime.ofInstant( Instant.ofEpochMilli(timestamp), ZoneId.of("Asia/Shanghai")); System.out.println("now is " + localDateTime.format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"))); // 方式二 localDateTime = new Timestamp(timestamp).toLocalDateTime();