import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import com.google.gson.*;
import com.google.gson.JsonObject;
import com.google.gson.JsonElement;
import java.util.Iterator;
import java.util.List;
import java.util.ArrayList;
import org.json.*;
public class JsonParsing {


static JsonParser parser = new JsonParser();


public static void createHashMapFromJsonString(String json, int row_num)

    {

        JsonObject object = (JsonObject) parser.parse(json.toString());
        Set<Map.Entry<String, JsonElement>> set = ((JsonObject) object).entrySet();
        Iterator<Map.Entry<String, JsonElement>> iterator = set.iterator();
        ArrayList<String> map = new ArrayList<String>();
        while (iterator.hasNext()) {

            Map.Entry<String, JsonElement> entry = iterator.next();
            String key = entry.getKey();
            JsonElement value = entry.getValue();

            if (null != value) {
                if (!value.isJsonPrimitive()) {
                    if (value.isJsonObject()) {

                        createHashMapFromJsonString(value.toString(), row_num);

                    } else if (value.isJsonArray() && value.toString().contains(":")) {

                        ArrayList<String> list = new ArrayList<>();
                        JsonArray array = value.getAsJsonArray();
                        if (null != array) {
                            for (JsonElement element : array) {
                                createHashMapFromJsonString(element.toString(), row_num);
                            }
                            map.add(key+list);
                        }
                    }
                    else if (value.isJsonArray() && !value.toString().contains(":"))
                    {
                        map.add(key+value.getAsJsonArray());
                    }
                }
                else
                {
                    map.add(key+value.getAsString());
                }
            }
            map.add(key+value.toString());
            System.out.println(key+":"+value+":"+row_num);
        }


}

public static void main(String args[])
{
    String json_input = "{"MedicationOrders":[{"AHFS":["28:08.08"]}]}";
    int row_num = 0;
    if(json_input.trim().charAt(0) == '[')
    {
        try
        {
        JSONArray jsonArray = new JSONArray(json_input);
        for (int i = 0; i < jsonArray.length(); i++)
        {
        JSONObject jsonobject = jsonArray.getJSONObject(i);
        String json = jsonobject.toString();
        createHashMapFromJsonString(json,row_num);
        row_num++;
        }
        }
        catch (JSONException e)
         {
        }
    }
    else
    {

        createHashMapFromJsonString(json_input,row_num);
    }

}
}