javascript object to json
var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);javascript object to json
var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);new jsonobject java
String message;
JSONObject json = new JSONObject();
json.put("name", "student");
JSONArray array = new JSONArray();
JSONObject item = new JSONObject();
item.put("information", "test");
item.put("id", 3);
item.put("name", "course1");
array.add(item);
json.put("course", array);
message = json.toString();
// message
// {"course":[{"id":3,"information":"test","name":"course1"}],"name":"student"}how to convert jsonobject to json string in java
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
public class TestJSON {
public static void main(String[] args) {
JSONObject jObject = new JSONObject();
jObject.put("EmployeeId", new Integer(121));
jObject.put("Name", "Ramesh");
jObject.put("Salary", new Double(15000.00));
jObject.put("isPermanent", new Boolean(true));
jObject.put("Nickname", null);
//convert from JSONObject to JSON string
String jsonText = jObject.toJSONString();
System.out.println(jsonText);
JSONParser parser = new JSONParser();
//convert from JSON string to JSONObject
JSONObject newJObject = null;
try {
newJObject = (JSONObject) parser.parse(jsonText);
} catch (ParseException e) {
e.printStackTrace();
}
System.out.println(newJObject.get("EmployeeId"));
System.out.println(newJObject.get("Name"));
System.out.println(newJObject.get("Salary"));
System.out.println(newJObject.get("isPermanent"));
System.out.println(newJObject.get("Nickname"));
}
}convert json string to json object in java
try {
JSONObject jsonObject = new JSONObject("{\"phonetype\":\"N95\",\"cat\":\"WP\"}");
}catch (JSONException err){
Log.d("Error", err.toString());
}js json to object
var jsonPerson = '{"first_name":"billy", "age":23}';
var personObject = JSON.parse(jsonPerson); //parse json string into JS objecthow to convert json to java object
Jackson Data-bind depdendency that take care of
Converting between
JSON to Java Object
and
Java Object to JSON
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.12.0</version>
</dependency>Copyright © 2021 Codeinu
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