Parsing JSON Object in Java

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Stormy Sandpiper answered on May 10, 2020 Popularity 10/10 Helpfulness 3/10

answer Parsing JSON Object in Java

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Parsing JSON Object in Java

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JSONObject obj = new JSONObject("{interests : [{interestKey:Dogs}, {interestKey:Cats}]}");

List<String> list = new ArrayList<String>();
JSONArray array = obj.getJSONArray("interests");
for(int i = 0 ; i < array.length() ; i++){
    list.add(array.getJSONObject(i).getString("interestKey"));
}

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Source: stackoverflow.com

Tags: java javascript json object parsing

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Contributed on Nov 01 2021

Stormy Sandpiper

0 Answers Avg Quality 2/10

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how to parse json in java

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import org.json.*;

String jsonString = ... ; //assign your JSON String here
JSONObject obj = new JSONObject(jsonString);
String pageName = obj.getJSONObject("pageInfo").getString("pageName");

JSONArray arr = obj.getJSONArray("posts");
for (int i = 0; i < arr.length(); i++)
{
    String post_id = arr.getJSONObject(i).getString("post_id");
    ......
}

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Source: stackoverflow.com

Tags: java

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Contributed on Sep 11 2020

Ugliest Unicorn

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java parse json

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//from object to JSON 
Gson gson = new Gson();
gson.toJson(yourObject);

// from JSON to object 
yourObject o = gson.fromJson(JSONString,yourObject.class);

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Source: stackoverflow.com

Tags: java

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Contributed on May 10 2020

Alert Alligator

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json parse java

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public static void main(String[] args) throws Exception {
    JSONObject jsonObject = (JSONObject) readJsonSimpleDemo("example.json");
    System.out.println(jsonObject);
    System.out.println(jsonObject.get("age"));
}
    
public static Object readJsonSimpleDemo(String filename) throws Exception {
    FileReader reader = new FileReader(filename);
    JSONParser jsonParser = new JSONParser();
    return jsonParser.parse(reader);
}

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Source: stackabuse.com

Tags: java

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Contributed on Apr 27 2021

Stormy Sloth

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java parse JSON

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use 'org.json' import

JSONObject obj = new JSONObject(jsonString);
String value1 = obj.getString("key1");
int value2 = obj.getInt("key2");

Popularity 8/10 Helpfulness 3/10 Language java

Source: Grepper

Tags: java json

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Contributed on Jul 26 2023

Cabs

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parse json java

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-1

import org.json.*;
//JSON de test
string maTasse = {\couleur\: \Rouge\};
JSONObject tasse = new JSONObject(maTasse);
System.out.println(tasse.getString(couleur)); //Rouge

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Source: www.journaldunet.fr

Tags: java

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Contributed on Mar 24 2022

azhar damir

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Parsing JSON Object in Java

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