Java tutorial
/* * Copyright 2004-2010 the Seasar Foundation and the Others. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, * either express or implied. See the License for the specific language * governing permissions and limitations under the License. */ package sample.web.category; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.transaction.annotation.Transactional; 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 sample.service.CategoryService; import sample.service.ProductService; @Controller @RequestMapping("/category") @Transactional public class CategoryController { private final CategoryService categoryService; private final ProductService productService; @Autowired public CategoryController(CategoryService categoryService, ProductService productService) { this.categoryService = categoryService; this.productService = productService; } @RequestMapping(value = "/{id}", method = RequestMethod.GET) public String category(@PathVariable("id") String id, Model model) { model.addAttribute("category", categoryService.getCategory(id)); model.addAttribute("productList", productService.getProductListByCategory(id)); return "category/list"; } }