Properties clone() method in Java with Examples

The Java.util.Properties.clone() method is used to create a shallow copy of this instance with all the elements from this Properties instance.

Syntax:

public Object clone()

Parameters: The method does not take any parameter

Return Value: The function returns the cloned Object which is the shallow copy of this Properties instance.

Below programs illustrate the Java.util.Properties.clone() method.

Example 1:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Java code illustrating clone() method
  
import java.util.*;
  
class PropertiesDemo {
    public static void main(String arg[])
    {
        Properties gfg = new Properties();
        Set URL;
        String str;
  
        gfg.put("ide",
                "ide.geeksforgeeks.org");
        gfg.put("contribute",
                "contribute.geeksforgeeks.org");
        gfg.put("quiz",
                "quiz.geeksforgeeks.org");
  
        // checking what's in table
        System.out.println("Current Properties: "
                           + gfg.toString());
  
        System.out.println("\nCloning the Properties");
        Properties cloned = (Properties)gfg.clone();
  
        // checking what's in table now
        System.out.println("Cloned Properties: "
                           + cloned.toString());
    }
}

chevron_right


Output:

Current Properties: {contribute=contribute.geeksforgeeks.org, quiz=quiz.geeksforgeeks.org, ide=ide.geeksforgeeks.org}

Cloning the Properties
Cloned Properties: {contribute=contribute.geeksforgeeks.org, quiz=quiz.geeksforgeeks.org, ide=ide.geeksforgeeks.org}

Example 2:

filter_none

edit
close

play_arrow

link
brightness_4
code

// Java code illustrating clone() method
  
import java.util.*;
  
class PropertiesDemo {
    public static void main(String arg[])
    {
        Properties gfg = new Properties();
        Set URL;
        String str;
  
        gfg.put(1, "Geeks");
        gfg.put(2, "GeeksforGeeks");
        gfg.put(3, "Geek");
  
        // checking what's in table
        System.out.println("Current Properties: "
                           + gfg.toString());
  
        System.out.println("\nCloning the Properties");
        Properties cloned = (Properties)gfg.clone();
  
        // checking what's in table now
        System.out.println("Cloned Properties: "
                           + cloned.toString());
    }
}

chevron_right


Output:

Current Properties: {3=Geek, 2=GeeksforGeeks, 1=Geeks}

Cloning the Properties
Cloned Properties: {3=Geek, 2=GeeksforGeeks, 1=Geeks}

Reference: https://docs.oracle.com/javase/9/docs/api/java/util/Properties.html#clone–



My Personal Notes arrow_drop_up

Check out this Author's contributed articles.

If you like GeeksforGeeks and would like to contribute, you can also write an article using contribute.geeksforgeeks.org or mail your article to contribute@geeksforgeeks.org. See your article appearing on the GeeksforGeeks main page and help other Geeks.

Please Improve this article if you find anything incorrect by clicking on the "Improve Article" button below.




Article Tags :
Practice Tags :


Be the First to upvote.


Please write to us at contribute@geeksforgeeks.org to report any issue with the above content.