Java

Iterate over JSON Array containing JSON Objects

See more JSON Examples

Demonstrates how to load a JSON array and iterate over the JSON objects. Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    // Loads the following JSON array and iterates over the objects:
    // 
    // [
    // {"tagId":95,"tagDescription":"hola 1","isPublic":true},
    // {"tagId":98,"tagDescription":"hola 1","isPublic":true},
    // {"tagId":101,"tagDescription":"hola 1","isPublic":true},
    // {"tagId":104,"tagDescription":"hola 1","isPublic":true},
    // {"tagId":107,"tagDescription":"hola 1","isPublic":true},
    // {"tagId":110,"tagDescription":"hola 1","isPublic":true},
    // {"tagId":113,"tagDescription":"hola 1","isPublic":true},
    // {"tagId":114,"tagDescription":"hola 2","isPublic":true},
    // {"tagId":111,"tagDescription":"hola 2","isPublic":true},
    // {"tagId":108,"tagDescription":"hola 2","isPublic":true},
    // {"tagId":105,"tagDescription":"hola 2","isPublic":true},
    // {"tagId":102,"tagDescription":"hola 2","isPublic":true},
    // {"tagId":99,"tagDescription":"hola 2","isPublic":true},
    // {"tagId":96,"tagDescription":"hola 2","isPublic":true},
    // {"tagId":97,"tagDescription":"hola 3","isPublic":true},
    // {"tagId":100,"tagDescription":"hola 3","isPublic":true},
    // {"tagId":103,"tagDescription":"hola 3","isPublic":true},
    // {"tagId":106,"tagDescription":"hola 3","isPublic":true},
    // {"tagId":109,"tagDescription":"hola 3","isPublic":true},
    // {"tagId":112,"tagDescription":"hola 3","isPublic":true},
    // {"tagId":115,"tagDescription":"hola 3","isPublic":true},
    // {"tagId":93,"tagDescription":"new tag","isPublic":true},
    // {"tagId":94,"tagDescription":"new tag","isPublic":true},
    // {"tagId":89,"tagDescription":"tag 1","isPublic":true},
    // {"tagId":90,"tagDescription":"tag 2","isPublic":true},
    // {"tagId":91,"tagDescription":"tag private 1","isPublic":false},
    // {"tagId":92,"tagDescription":"tag private 2","isPublic":false}
    // ]

    // Load a file containing the above JSON..
    CkStringBuilder sbJsonArray = new CkStringBuilder();
    success = sbJsonArray.LoadFile("qa_data/json/arraySample.json","utf-8");

    CkJsonArray arr = new CkJsonArray();
    success = arr.LoadSb(sbJsonArray);

    int tagId;
    String tagDescription;
    boolean isPublic;

    int i = 0;
    int count = arr.get_Size();
    CkJsonObject obj;
    while (i < count) {
        obj = arr.ObjectAt(i);
        tagId = obj.IntOf("tagId");
        tagDescription = obj.stringOf("tagDescription");
        isPublic = obj.BoolOf("isPublic");

        System.out.println("tagId: " + tagId);
        System.out.println("tagDescription: " + tagDescription);
        System.out.println("isPublic: " + isPublic);
        System.out.println("--");

        i = i+1;
        }
  }
}