Convert Java Object to JSON String | Code Factory

Download code and jars : Link.

File : EmployeeBean.java

package com.codeFactory.bean;

public class EmployeeBean {

    private int id;
    private String name;
    private String gender;
    private String designation;

    // Getters and Setters...

}

File : Main.java

package com.codeFactory.main;

import java.util.HashMap;

import java.util.Map;

import com.codeFactory.bean.EmployeeBean;

import com.fasterxml.jackson.core.JsonProcessingException;

import com.fasterxml.jackson.databind.ObjectMapper;

public class Main {

    public static void main(String args[]) {

        EmployeeBean employeeBean = new EmployeeBean();

        employeeBean.setId(1);

        employeeBean.setName("employee1");

        employeeBean.setGender("male");

        employeeBean.setDesignation("JAVA");

        ObjectMapper objectMapper = new ObjectMapper();

        Map<String, String> map = new HashMap<String, String>();

        map.put("1", "Welcome");

        map.put("2", "to");

        map.put("3", "Code Factory");

        try {

                String jsonStr = objectMapper.writeValueAsString(map);

                System.out.println(jsonStr);

        } catch (JsonProcessingException e) {

                e.printStackTrace();

        }

    }

}

Tags :

Convert Java Object to JSON String

Convert Java Object to / from JSON

Converting Java objects to JSON with Jackson

How to convert Java object to JSON string?

how to convert Java object into JSON string using Jackson

To convert your object in JSON with Jackson

Convert POJO to Json