Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package org.khmeracademy.btb.auc.pojo.controller; import java.util.ArrayList; import java.util.HashMap; import java.util.Map; import org.khmeracademy.btb.auc.pojo.entity.Top_Bidder; import org.khmeracademy.btb.auc.pojo.service.Top_Bidder_service; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpStatus; import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.bind.annotation.RestController; /** * * @author KUYLIM */ @RestController @RequestMapping(value = "/api/top-bidder") public class Top_Bidder_controller { @Autowired Top_Bidder_service top_bidder_service; @RequestMapping(value = "/get-top-bidder", method = RequestMethod.GET, produces = "application/json") @ResponseBody public ResponseEntity<Map<String, Object>> getTopBidder() { Map<String, Object> map = new HashMap<String, Object>(); try { ArrayList<Top_Bidder> top_bidder = top_bidder_service.getTop_Bidder(); if (!top_bidder.isEmpty()) { map.put("DATA", top_bidder); map.put("STATUS", true); map.put("MESSAGE", "DATA FOUND!"); } else { map.put("STATUS", true); map.put("MESSAGE", "DATA NOT FOUND"); } } catch (Exception e) { map.put("STATUS", false); map.put("MESSAGE", "Error!"); e.printStackTrace(); } return new ResponseEntity<Map<String, Object>>(map, HttpStatus.OK); } }