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.context.MessageSource; import org.springframework.context.i18n.LocaleContextHolder; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.servlet.ModelAndView; import ru.trett.cis.interfaces.InventoryService; import ru.trett.cis.models.Asset; import ru.trett.cis.models.Invoice; import javax.inject.Inject; import java.util.List; import java.util.Locale; @Controller @RequestMapping("/invoice") public class InvoiceController { private final InventoryService inventoryService; private final MessageSource messageSource; private final Locale locale = LocaleContextHolder.getLocale(); @Inject public InvoiceController(InventoryService inventoryService, MessageSource messageSource) { this.inventoryService = inventoryService; this.messageSource = messageSource; } @RequestMapping(value = "{id}") public ModelAndView list(@PathVariable("id") String id, ModelAndView mv) { Invoice invoice = inventoryService.findById(Invoice.class, Long.parseLong(id)); List<Asset> assets = inventoryService.getAssetListForInvoice(invoice); mv.addObject("assets", assets); mv.addObject("invoice", invoice); mv.addObject("issuer", invoice.getIssuer()); mv.setViewName("invoice/index"); return mv; } @RequestMapping(value = "/list") public String list(Model model) { model.addAttribute("object", "Invoice"); return "invoice/table"; } @RequestMapping(value = "/{id}/delete", method = RequestMethod.GET) public String delete(@PathVariable("id") String invoiceId, Model model) { Invoice invoice = inventoryService.findById(Invoice.class, Long.parseLong(invoiceId)); if (invoice.getStatus() == Invoice.Status.PUBLISHED) { model.addAttribute("message", messageSource.getMessage("must.not.be.published", null, locale)); return "error"; } inventoryService.deleteInvoice(invoice); return "invoice/table"; } }