Get Clone of Java HashMap Example

Get Clone of Java HashMap Example


Posted in : Java Posted on : December 2, 2010 at 5:30 PM Comments : [ 0 ]

This Java Example shows how to get clone of the HashMap object in java.

Get Clone of Java HashMap Example

This Java Example shows how to get clone of the HashMap object in java. To get clone of the HashMap object we use Object clone() method. This method returns a shallow copy of this HashMap instance.the keys and values themselves are not cloned.

 Example: CloneOfHashMap.java

package devmanuals.com;

import java.util.*;

public class CloneOfHashMap {
	public static void main(String args[]) {
		HashMap hm = new HashMap();
		hm.put(1, "Gyan");
		hm.put(2, "Ankit");
		hm.put(3, "Arun");
		hm.put(4, "Anand");
		hm.put(5, "Ram");
		System.out.println("The Entries of map are : " + hm);
		System.out.println("The Entries of clone map are :" + hm.clone());

	}
}

Output:

The Entries of map are :
{1=Gyan, 2=Ankit, 3=Arun, 4=Anand, 5=Ram} 

The Entries of clone map are :
{1=Gyan, 2=Ankit, 3=Arun, 4=Anand, 5=Ram}

Download The Code

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