package org.jtheque.core.utils.impl; import org.jtheque.core.utils.WebHelper; import org.jtheque.errors.ErrorService; import org.jtheque.errors.Errors; import org.jtheque.events.EventLevel; import org.jtheque.events.EventService; import org.jtheque.events.Events; import org.jtheque.utils.collections.ArrayUtils; import org.jtheque.utils.io.WebUtils; import javax.annotation.Resource; /* * Copyright JTheque (Baptiste Wicht) * * 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. */ /** * A simple helper to manage services who needs web access. * * @author Baptiste Wicht */ public class SimpleWebHelper implements WebHelper { @Resource private EventService eventService; @Resource private ErrorService errorService; @Override public boolean isReachable(String url) { if (WebUtils.isURLReachable(url)) { return true; } addNotReachableError(url); eventService.addEvent( Events.newEvent(EventLevel.ERROR, "System", "events.network.error", EventService.CORE_EVENT_LOG)); return false; } /** * Add a not reachable error to the errors. * * @param url the not reachable URL. */ private void addNotReachableError(String url) { if (WebUtils.isInternetReachable()) { errorService.addError(Errors.newI18nError( "network.resource.title", ArrayUtils.EMPTY_ARRAY, "network.resource", new Object[]{url})); } else { errorService.addError(Errors.newI18nError( "network.internet.title", ArrayUtils.EMPTY_ARRAY, "network.internet", new Object[]{url})); } } }