java.util.UUID.compareTo() Method


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Description

The compareTo(UUID val) method is used to compare this UUID with the specified UUID.

Declaration

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

public int compareTo(UUID val)

Parameters

val − This is the UUID to which this UUID is to be compared.

Return Value

The method call returns -1, 0 or 1 as this UUID is less than, equal to, or greater than val.

Exception

NA

Example

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

Live Demo
package com.tutorialspoint;

import java.util.*;

public class UUIDDemo {
   public static void main(String[] args) {

      // creating UUIDs      
      UUID u1 = UUID.fromString("38400000-8cf0-11bd-b23e-10b96e4ef00d");
      UUID u2 = UUID.fromString("38400000-8cf0-11bd-b23e-10b96e4ef00d");

      // comparing uuids
      System.out.println("Comparing two UUIDs: "+u1.compareTo(u2));    
   }    
}

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

Comparing two UUIDs: 0

java_util_uuid.htm

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