Java tutorial
/* * JBoss, Home of Professional Open Source * Copyright 2014, Red Hat, Inc. and/or its affiliates, and individual * contributors by the @authors tag. See the copyright.txt in the * distribution for a full listing of individual contributors. * * 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 br.com.avilardo.spring.sample.controller; import io.swagger.annotations.Api; import io.swagger.annotations.ApiOperation; import io.swagger.annotations.ApiParam; import java.util.ArrayList; import java.util.List; import org.springframework.http.HttpStatus; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.bind.annotation.ResponseStatus; import br.com.avilardo.spring.sample.model.Channel; @Controller @Api(value = "Channels") @RequestMapping("/channels") public class ChannelRestController { private static List<Channel> channelList; @ApiOperation(value = "get a list of channels", response = Channel.class, notes = "Returns all channels in cache") @RequestMapping(method = RequestMethod.GET, produces = "application/json") public @ResponseBody List<Channel> listAllChannels() { return ChannelRestController.getChannelList(); } @ApiOperation(value = "get a channel by id", response = Channel.class, notes = "Returns a specific channel") @RequestMapping(value = "/{id}", method = RequestMethod.GET, produces = "application/json") public @ResponseBody Channel lookupChannelById( @ApiParam(value = "The id of the channel to return") @PathVariable("id") Integer id) { Channel c = null; try { c = ChannelRestController.getChannelList().get(id); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } if (c == null) { c = new Channel("N/A", "Not found"); } return c; } @ApiOperation(value = "delete a channel by id", notes = "Remove a specific channel from cache") @RequestMapping(value = { "/{id}" }, method = RequestMethod.DELETE) @ResponseBody @ResponseStatus(HttpStatus.OK) public void deleteChannel(@ApiParam(value = "The id of the channel to return") @PathVariable("id") Integer id) { ChannelRestController.getChannelList().remove(id.intValue()); } @ApiOperation(value = "create a new channel", response = Channel.class, notes = "Create a new channel in cache") @RequestMapping(method = RequestMethod.POST, consumes = "application/json", produces = "application/json") @ResponseBody @ResponseStatus(HttpStatus.OK) public Channel createChannel(@ApiParam(value = "The channel to be created") @RequestBody Channel channel) { ChannelRestController.getChannelList().add(channel); return channel; } private static List<Channel> getChannelList() { if (channelList == null) { channelList = new ArrayList<Channel>(); channelList.add(new Channel("viva", "descViva")); channelList.add(new Channel("off", "descOff")); channelList.add(new Channel("bis", "descBis")); } return channelList; } }