Subversion Repositories SmartDukaan

import java.lang.reflect.Type;

import java.util.ArrayList;

import java.util.List;

import com.google.gson.Gson;

import com.google.gson.reflect.TypeToken;

import com.mongodb.DBCursor;

import com.spice.profitmandi.dao.model.FofoForm;

	private static final String FOFO_DB = "Fofo";

	private static final String FOFO_FORM_COLLECTION = "RegistrationForm";

	public static void persistFofoRegInfo(FofoForm ff){

	    DB db = mongo_dtr.getDB(FOFO_DB);

		DBCollection collection = db.getCollection(FOFO_FORM_COLLECTION);

		if(ff.get_id()==0) {

			BasicDBObject orderBy = new BasicDBObject();

			orderBy.put("_id", -1);

			DBCursor cursor = collection.find().sort(orderBy).limit(1);

			long id = 1l;

			while (cursor.hasNext()) {

				Gson gson = new Gson();

				FofoForm existingFofo = gson.fromJson(cursor.next().toString(), FofoForm.class);

				id = existingFofo.get_id() + 1;

			}

			ff.set_id(id);

		}

		Gson gs = new Gson();

		DBObject dbObject = (DBObject) JSON.parse(gs.toJson(ff));

		collection.save(dbObject);

	}

	public static List<FofoForm> getFofoForms(int offset, int limit) {

		List<FofoForm> ffList = new ArrayList<FofoForm>(); 

		DB db = mongo_dtr.getDB(FOFO_DB);

		DBCollection collection = db.getCollection(FOFO_FORM_COLLECTION);

		BasicDBObject orderBy = new BasicDBObject();

		orderBy.put("_id", -1);

		DBCursor dbc = collection.find().sort(orderBy).limit(limit).skip(offset);

		while (dbc.hasNext()) {

			ffList.add(convertJSONToPojo(dbc.next().toString()));

		}

		return ffList;

	}

	public static String getFofoFormJsonStringByFofoId(int fofoId){

		DB db = mongo_dtr.getDB(FOFO_DB);

		BasicDBObject filter = new BasicDBObject();

		filter.append("_id", fofoId);

		DBCollection collection = db.getCollection(FOFO_FORM_COLLECTION);

		DBObject fofoDbOject = collection.find(filter).one();

		return fofoDbOject.toString();

	}

	public static FofoForm getFofoForm(int fofoId) {

		String fofoFormJsonString = getFofoFormJsonStringByFofoId(fofoId);

		System.out.println(fofoFormJsonString);

		return new Gson().fromJson(fofoFormJsonString, FofoForm.class);

		//return convertJSONToPojo(fofoDbOject.toString());

	}

	private static FofoForm convertJSONToPojo(String json){

	    Type type = new TypeToken< FofoForm >(){}.getType();

	    return new Gson().fromJson(json, type);

	}