converting json object to string in java code example

Example 1: how to convert jsonobject to string in java

JSONObject json = new JSONObject();

json.toString();

Example 2: convert java object to json

Jackson Data-bind depdendency that take care of 
Converting between 
JSON to Java Object 
and 
Java Object to JSON


    com.fasterxml.jackson.core
    jackson-databind
    2.12.0