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 edu.ijse.tcd.controller; import edu.ijse.tcd.dto.SparePart; import edu.ijse.tcd.service.SparePartService; import java.util.ArrayList; import javax.validation.Valid; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; /** * * @author asankad */ @Controller @RequestMapping("/") public class SparePartController { @Autowired private SparePartService sparePartService; @RequestMapping(value = "sparePart", method = RequestMethod.GET) public String loadSparePart(ModelMap map) { SparePart sparePart = new SparePart(); ArrayList<SparePart> spareParts = sparePartService.getSparePart(); map.addAttribute("SparePartList", spareParts); map.addAttribute("sparePart", sparePart); return "sparePart"; } @RequestMapping(value = "addSparePart", method = RequestMethod.POST) public String addSparePart(@Valid SparePart sparePart, BindingResult bindingResult, ModelMap map) { if (bindingResult.hasErrors()) { ArrayList<SparePart> spareParts = sparePartService.getSparePart(); map.addAttribute("SparePartList", spareParts); map.addAttribute("sparePart", sparePart); return "sparePart"; } sparePartService.addSparePart(sparePart); ArrayList<SparePart> spareParts = sparePartService.getSparePart(); map.addAttribute("SparePartList", spareParts); map.addAttribute("sparePart", new SparePart()); return "sparePart"; } }