Java tutorial
/* * Copyright 2016 the original author or authors. * * 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 org.mimacom.sample.integration.patterns.user.service.web; import org.mimacom.sample.integration.patterns.user.service.domain.User; import org.mimacom.sample.integration.patterns.user.service.integration.SimpleSearchServiceIntegration; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.http.ResponseEntity; 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.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.bind.annotation.ResponseStatus; import java.lang.invoke.MethodHandles; import java.util.List; import java.util.concurrent.ConcurrentHashMap; import static java.lang.String.format; import static org.springframework.http.HttpStatus.CREATED; import static org.springframework.http.HttpStatus.NOT_FOUND; import static org.springframework.http.HttpStatus.OK; import static org.springframework.web.bind.annotation.RequestMethod.GET; import static org.springframework.web.bind.annotation.RequestMethod.POST; @RequestMapping("/users") @ResponseBody public class SimpleUserController { private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); private final SimpleSearchServiceIntegration simpleSearchServiceIntegration; private final ConcurrentHashMap<String, User> userRepository; public SimpleUserController(SimpleSearchServiceIntegration simpleSearchServiceIntegration) { this.simpleSearchServiceIntegration = simpleSearchServiceIntegration; this.userRepository = new ConcurrentHashMap<>(); } @ResponseStatus(CREATED) @RequestMapping(method = POST) public String createUser(@RequestBody User user, @RequestParam(required = false) Integer waitTime) { LOG.info("created user '{}' '{}'", user.getFirstName(), user.getLastName()); this.userRepository.put(user.getId(), user); if (waitTime == null) { this.simpleSearchServiceIntegration.indexUser(user); } else { this.simpleSearchServiceIntegration.indexUserSlow(user, waitTime); } return user.getId(); } @RequestMapping(value = "/{id}", method = GET) public ResponseEntity<?> getUser(@PathVariable String id) { if (this.userRepository.containsKey(id)) { return new ResponseEntity<>(this.userRepository.get(id), OK); } else { return new ResponseEntity<>(format("user with id '%s' does not exist", id), NOT_FOUND); } } @RequestMapping(value = "/search-by-firstname") public List<User> searchUserByFirstName(@RequestParam String firstName) { return this.simpleSearchServiceIntegration.searchUserByFirstName(firstName); } }