java string to localdatetime code example

Example 1: convert string to localdatetime

//convert String to LocalDateTime
String str = "2016-03-04 11:30";
DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm");
LocalDateTime dateTime = LocalDateTime.parse(str, formatter);

Example 2: java 8 string to localdate

package com.mkyong.date;

import java.time.LocalDate;

public class JavaDateExample1 {

    public static void main(String[] args) {

        String date = "2016-08-16";

        //default, ISO_LOCAL_DATE
        LocalDate localDate = LocalDate.parse(date);

        System.out.println(localDate);

    }
}
Copy

Example 3: how to turna date into a LocalDateTime java

public LocalDateTime convertToLocalDateTimeViaInstant(Date dateToConvert) {
    return dateToConvert.toInstant()
      .atZone(ZoneId.systemDefault())
      .toLocalDateTime();
}

Example 4: how to turna date into a LocalDateTime java

public LocalDateTime convertToLocalDateTimeViaMilisecond(Date dateToConvert) {
    return Instant.ofEpochMilli(dateToConvert.getTime())
      .atZone(ZoneId.systemDefault())
      .toLocalDateTime();
}

Example 5: formatting specific date and time in localdatetime

String dateTime = "1995-07-25 15:03:45";
DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
LocalDateTime date = LocalDateTime.parse(dateTime, dateTimeFormatter);