Java tutorial
/* * Copyright 2002-2011 the original author or authors, or Red-Black IT Ltd, as appropriate. * * 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 com.redblackit.web.controller; import com.redblackit.version.CompositeVersionInfo; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpStatus; import org.springframework.stereotype.Controller; 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 com.redblackit.version.VersionInfo; /** * @author djnorth * * MVC controller for admin and status REST requests */ @Controller @RequestMapping("/rest") public class AdminRestController { /** * Version object */ private CompositeVersionInfo versionInfo; /** * Constructor taking version info * * @param versionInfo */ @Autowired public AdminRestController(CompositeVersionInfo versionInfo) { this.versionInfo = versionInfo; } /** * Handle about request (designed for robots) * * @return version string */ @RequestMapping(value = "/version/summary", method = RequestMethod.GET) public @ResponseBody String getVersionSummary() { return versionInfo.getVersionString(); } /** * Handle about request (designed for robots) * * @return object */ @RequestMapping(value = "/version", method = RequestMethod.GET) public @ResponseBody CompositeVersionInfo getVersion() { return versionInfo; } /** * Handle about head request (designed for robots) * * @return object */ @RequestMapping(value = "/version", method = RequestMethod.HEAD) @ResponseStatus(HttpStatus.NO_CONTENT) public void getVersionHead() { // That's it folks } }