import com.sun.org.apache.bcel.internal.generic.LLOAD; import javax.tools.JavaCompiler; import java.time.*; import java.time.format.DateTimeFormatter; import java.time.format.FormatStyle; import java.time.temporal.TemporalAccessor; /** * @version v1.0 * @ProjectName: cshjavatest * @ClassName: TestLocalDateTime * @Description: TODO(一句话描述该类的功能) * @Author: CSH * @Date: 2020/5/1 16:39 */ public class TestLocalDateTime { public static void main(String[] args) { /*** * 自定义日期格式转换为时间戳 */ DateTimeFormatter dateTimeFormatter=DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"); LocalDateTime parse = LocalDateTime.parse("2018-05-29 13:52:50", dateTimeFormatter); long l = LocalDateTime.from(parse).atZone(ZoneId.systemDefault()).toInstant().toEpochMilli(); // long l2 = Instant.from(parse).toEpochMilli(); System.out.println(l); java.sql.Date sDate=new java.sql.Date(l); System.out.println(sDate); java.sql.Timestamp jsTimestamp=new java.sql.Timestamp(System.currentTimeMillis()); System.out.println(jsTimestamp); } }