BAEL 1269 Intro to JSON-JAVA (#3493)

* Final commit * Made changes as per last review * Moved from core-java to json module
2018-02-01 15:27:48 +05:30
parent 3e4b6df194
commit 15f18bbb83
14 changed files with 498 additions and 0 deletions
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+package com.baeldung.jsonjava;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.json.JSONArray;
+import org.json.JSONObject;
+
+public class JSONArrayDemo {
+    public static void main(String[] args) {
+        System.out.println("5.1. Creating JSON Array: ");
+        creatingJSONArray();
+        
+        System.out.println("\n5.2. Creating JSON Array from JSON string: ");
+        jsonArrayFromJSONString();
+        
+        System.out.println("\n5.3. Creating JSON Array from Collection Object: ");
+        jsonArrayFromCollectionObj();
+    }
+    
+    public static void creatingJSONArray() {
+        JSONArray ja = new JSONArray();
+        ja.put(Boolean.TRUE);
+        ja.put("lorem ipsum");
+         
+        // We can also put a JSONObject in JSONArray
+        JSONObject jo = new JSONObject();
+        jo.put("name", "jon doe");
+        jo.put("age", "22");
+        jo.put("city", "chicago");
+         
+        ja.put(jo);
+         
+        System.out.println(ja.toString());
+    }
+    
+    public static void jsonArrayFromJSONString() {
+        JSONArray ja = new JSONArray("[true, \"lorem ipsum\", 215]");
+        System.out.println(ja);
+    }
+    
+    public static void jsonArrayFromCollectionObj() {
+        List<String> list = new ArrayList<>();
+        list.add("California");
+        list.add("Texas");
+        list.add("Hawaii");
+        list.add("Alaska");
+         
+        JSONArray ja = new JSONArray(list);
+        System.out.println(ja);
+    }
+}