Java tutorial
/* * Spring Agora * https://github.com/ThiagoUriel/spring-agora-web * Copyright (C) 2014 - Thiago Uriel M. Garcia * * This program 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 2 of the License, or * (at your option) any later version. * * This program 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 this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ package io.springagora.store.rest.controllers; import io.springagora.core.domain.Category; import io.springagora.core.exceptions.EntityNotFoundException; import java.util.List; import org.springframework.http.HttpStatus; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseStatus; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping(value = "/categories") public class CategoryRestController { @RequestMapping(method = RequestMethod.GET) @ResponseStatus(value = HttpStatus.OK) public List<Category> listAllCategories() { List<Category> categories = Category.findAll(); if (categories != null && categories.size() > 0) { return categories; } throw new EntityNotFoundException("Sorry, no categories found."); } }