Java tutorial
/** * Copyright (c) 2017 Andrea Di Giorgi * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package com.github.ithildir.airbot.service.impl; import com.github.ithildir.airbot.model.Location; import com.github.ithildir.airbot.service.UserService; import io.vertx.core.AsyncResult; import io.vertx.core.Future; import io.vertx.core.Handler; import java.util.HashMap; import java.util.Map; /** * @author Andrea Di Giorgi */ public class DummyUserServiceImpl implements UserService { @Override public void getUserLocation(String userId, Handler<AsyncResult<Location>> handler) { Location location = _userLocationsMap.get(userId); handler.handle(Future.succeededFuture(location)); } @Override public void updateUserLocation(String userId, double latitude, double longitude, String country, Handler<AsyncResult<Void>> handler) { Location location = new Location(latitude, longitude, country); _userLocationsMap.put(userId, location); handler.handle(Future.succeededFuture()); } private final Map<String, Location> _userLocationsMap = new HashMap<>(); }