A Java program to create a Randomly Generated UUID i.e. Version 4 UUID. Read blog at coderolls.com/create-uuid-in-java

CreateUUID.java

import java.util.UUID;

/**
 * A Java program to create a Randomly Generated UUID i.e. Version 4 UUID
 * @author Gaurav Kukade at coderolls.com
 *
 */
public class CreateUUID {

	public static void main(String[] args) {
		
		// creating random uuid i.e. version 4 UUID
		UUID uuid = UUID.randomUUID();
		
		System.out.println("Printing the randomly generated UUID value......\n");
		
		System.out.println("uuid: "+uuid);
		
	}

}

Output:

Printing the randomly generated UUID value......

uuid: e3aed661-ccc2-42fd-ad69-734fee350cd2