How to use JSON object in java?

Let us discuss how to use JSON object in java with the help of below example.

Steps:

1. Include JSON jar in classpath.
2. Create JSONObject object.
3. Add data to JSONObject.
3. Process the object.

Example:

JSONTest.java

package com.javawithease.business; import net.sf.json.JSONObject; /** * This class show use JSON object in java. * @author javawithease */ public class JSONTest { public static void main(String args[]){ //Create JSON object JSONObject obj = new JSONObject();   //Add data to JSON object. obj.put("name", "Bharat"); obj.put("rollNo", "MCA/07/05"); obj.put("id", new Integer(50));   //Print JSON object. System.out.print(obj); } }

Output:

{"name":"Bharat","rollNo":"MCA/07/05","id":50}