Java tutorial
/* * CIS - cool inventory system * * Copyright 2016 Roman Tretyakov <roman@trett.ru> * * ******************************************************************** * * CIS is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Foobar is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with CIS. If not, see <http://www.gnu.org/licenses/>. */ package ru.trett.cis.controllers; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.*; import org.springframework.web.bind.support.SessionStatus; import org.springframework.web.servlet.ModelAndView; import ru.trett.cis.interfaces.InventoryService; import ru.trett.cis.models.Asset; import ru.trett.cis.models.CostCenter; import ru.trett.cis.models.Employee; import ru.trett.cis.models.Invoice; import ru.trett.cis.validators.EmployeeValidator; import javax.inject.Inject; import javax.validation.Valid; import java.util.List; import java.util.Set; @Controller @SessionAttributes("employee") @RequestMapping("/employee") public class EmployeeController { private final InventoryService inventoryService; private final EmployeeValidator employeeValidator; @Inject public EmployeeController(EmployeeValidator employeeValidator, InventoryService inventoryService) { this.employeeValidator = employeeValidator; this.inventoryService = inventoryService; } @RequestMapping(value = "/list") public String employeeList(Model model) { model.addAttribute("object", "Employee"); return "employee/table"; } @RequestMapping public String showForm(Model model) { model.addAttribute("employee", new Employee()); return "employee/form"; } @RequestMapping(method = RequestMethod.POST) public String processForm(@ModelAttribute @Valid Employee employee, BindingResult result, SessionStatus status) { employeeValidator.validate(employee, result); if (result.hasErrors()) return "employee/form"; CostCenter costCenter = inventoryService.getCostCenterByNumber(employee.getCostCenter().getNumber()); employee.setCostCenter(costCenter); inventoryService.save(employee); status.setComplete(); return "redirect:/employee/list"; } @RequestMapping(value = "/{id}") public ModelAndView showUpdateForm(@PathVariable("id") String id, ModelAndView mv) { mv.addObject("employee", inventoryService.findById(Employee.class, Long.parseLong(id))); mv.setViewName("employee/form"); return mv; } @RequestMapping(value = "/{id}/delete") public String delete(@PathVariable("id") long id) { inventoryService.remove(Employee.class, id); return "redirect:/employee/list"; } @RequestMapping(value = "/search") public String searchEmployee() { return "employee/search"; } @RequestMapping(value = "/{id}/assets") public String showAssets(@PathVariable("id") String employeeId, Model model) { Employee employee = inventoryService.findById(Employee.class, Long.parseLong(employeeId)); List<Asset> assets = inventoryService.getAssetsByEmployee(employee); Set<Invoice> invoices = inventoryService.getInvoicesForEmployee(employee); model.addAttribute("assets", assets); model.addAttribute("invoices", invoices); model.addAttribute("employee", employee); return "employee/assets"; } }