/** * Copyright (C) 2010-2017 Structr GmbH * * This file is part of Structr <http://structr.org>. * * Structr is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * Structr is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with Structr. If not, see <http://www.gnu.org/licenses/>. */ package org.structr.websocket.command; import java.util.Arrays; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.structr.core.entity.AbstractRelationship; import org.structr.websocket.StructrWebSocket; import org.structr.websocket.message.WebSocketMessage; //~--- classes ---------------------------------------------------------------- /** * Websocket command to retrieve a single relationship by id. * * * */ public class GetRelationshipCommand extends AbstractCommand { private static final Logger logger = LoggerFactory.getLogger(GetRelationshipCommand.class.getName()); static { StructrWebSocket.addCommand(GetRelationshipCommand.class); } @Override public void processMessage(final WebSocketMessage webSocketData) { final AbstractRelationship rel = getRelationship(webSocketData.getId()); if (rel != null) { webSocketData.setResult(Arrays.asList(rel)); // send only over local connection (no broadcast) getWebSocket().send(webSocketData, true); } else { logger.warn("Relationship not found for id {}!", webSocketData.getId()); // Not necessary to send a 404 here //getWebSocket().send(MessageBuilder.status().code(404).build(), true); } } //~--- get methods ---------------------------------------------------- @Override public String getCommand() { return "GET_RELATIONSHIP"; } }