PDI java code json

1. class

org.json.simple Class	Description
JSONParser	This class parses JSON text
JSONValue	This class has methods to parse JSON string into Java objects
JSONObject	It's an unordered collection of name/value pairs
JSONArray	It's an ordered sequence of values

 

2. usage

import org.json.simple.JSONArray;
import org.json.simple.JSONObject;
import org.json.simple.JSONValue;

 

String contentStr = get(Fields.In, "test").getString(r);
JSONObject data = (JSONObject) JSONValue.parse(contentStr);

String name = (String) data.get("id");