Java Requires Chilkat v11.1.0+

Create more Complex JSON Document

See more JSON Examples

Sample code to create the following JSON document:

    {  
        "Title": "The Cuckoo's Calling",  
        "Author": "Robert Galbraith",  
        "Genre": "classic crime novel",  
        "Detail": {  
            "Publisher": "Little Brown",  
            "Publication_Year": 2013,  
            "ISBN-13": 9781408704004,  
            "Language": "English",  
            "Pages": 494  
        },  
        "Price": [  
            {  
                "type": "Hardcover",  
                "price": 16.65  
            },  
            {  
                "type": "Kindle Edition",  
                "price": 7.00  
            }  
        ]  
    }  

Chilkat2 Java

import com.chilkatsoft.chilkat2.JsonArray;
import com.chilkatsoft.chilkat2.JsonObject;

public class ChilkatExample {

    public static void main(String[] args) {
        JsonObject json = new JsonObject();

        // The only reason for failure in the following lines of code would be an out-of-memory condition..

        // An index value of -1 is used to append at the end.
        int index = -1;

        json.addStringAt(-1, "Title", "The Cuckoo's Calling");
        json.addStringAt(-1, "Author", "Robert Galbraith");
        json.addStringAt(-1, "Genre", "classic crime novel");

        // Let's create the Detail JSON object:
        JsonObject detail = new JsonObject();
        json.appendObject2("Detail", detail);

        detail.addStringAt(-1, "Publisher", "Little Brown");
        detail.addIntAt(-1, "Publication_Year", 2013);
        detail.addNumberAt(-1, "ISBN-13", "9781408704004");
        detail.addStringAt(-1, "Language", "English");
        detail.addIntAt(-1, "Pages", 494);

        // Add the array for Price
        JsonArray aPrice = new JsonArray();
        json.appendArray2("Price", aPrice);

        // Entry in aPrice will be a JSON object.

        // Append a new/empty ojbect to the end of the aPrice array.
        JsonObject priceObj = new JsonObject();

        aPrice.addObjectAt2(-1, priceObj);
        priceObj.addStringAt(-1, "type", "Hardcover");
        priceObj.addNumberAt(-1, "price", "16.65");

        aPrice.addObjectAt2(-1, priceObj);
        priceObj.addStringAt(-1, "type", "Kindle Edition");
        priceObj.addNumberAt(-1, "price", "7.00");

        json.setEmitCompact(false);
        System.out.println(json.emit());
    }
}