java.util.UUID.timestamp() Method


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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()

Live Demo
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

java_util_uuid.htm

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