Subversion Repositories SmartDukaan

package in.shop2020.web;

import in.shop2020.model.Item;

import in.shop2020.server.ItemRepository;

import java.lang.reflect.Type;

import java.util.ArrayList;

import java.util.List;

import java.util.Map;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import com.google.gson.Gson;

import com.google.gson.reflect.TypeToken;

public class UploadCatalogItemsServlet extends HttpServlet {

    private static final long serialVersionUID = -3936645972813167428L;

    private static final Logger log = LoggerFactory.getLogger(UploadCatalogItemsServlet.class);

    private ItemRepository itemRepository = new ItemRepository();

    public void doPost(HttpServletRequest req, HttpServletResponse resp) {

        String data = req.getParameter("data");

        Gson gson = new Gson();

        List<Map<String, String>> jsonItems = new ArrayList<Map<String, String>>();

        Type listOfMapType = new TypeToken<List<Map<String, String>>>() {}.getType();

        jsonItems = gson.fromJson(data, listOfMapType);

        List<Item> items = new ArrayList<Item>();

        for (Map<String, String> jsonItem : jsonItems) {

            Item item = new Item();

            item.setId(Long.parseLong(jsonItem.get(Item.ID_KEY)));

            item.setBrand(jsonItem.get(Item.BRAND_KEY));

            item.setCatalogId(Long.parseLong(jsonItem.get(Item.CATALOG_ID_KEY)));

            item.setColor(jsonItem.get(Item.COLOR_KEY));

            item.setName(jsonItem.get(Item.NAME_KEY));

            items.add(item);

        }

        itemRepository.createAll(items);

    }

    public void doGet(HttpServletRequest req, HttpServletResponse resp) {

        doPost(req, resp);

    }

}