java.util.UUID.timestamp() Method

Description

The timestamp() method is used to return the timestamp value associated with this UUID.

Declaration

Following is the declaration for java.util.UUID.timestamp() method.

public long timestamp()

Parameters

• NA

Return Value

The method call returns the timestamp value associated with this UUID.

Exception

• UnsupportedOperationException--This exception is thrown if this UUID is not a version 1 UUID.

Example

The following example shows the usage of java.util.UUID.timestamp()

package com.tutorialspoint;

import java.util.*;

public class UUIDDemo {
   public static void main(String[] args) {
      // creating UUID      
      UUID uid = UUID.fromString("38400000-8cf0-11bd-b23e-10b96e4ef00d");     
        
      // checking time stamp value
      System.out.println("Time stamp value: "+uid.timestamp());    
   }    
}

Let us compile and run the above program, this will produce the following result.

Time stamp value: 125411328000000000