/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.apache.vysper.xmpp.addressing; import org.apache.vysper.xmpp.server.ServerRuntimeContext; /** * provides utility methods for {@link org.apache.vysper.xmpp.addressing.Entity} */ public class EntityUtils { /** * checks a JID to be addressed to the server's domain * @param toVerify - JID to be verified * @param serverJID - JID of the server * @return TRUE iff toVerify JID equals the server's JID */ public static boolean isAddressingServer(Entity toVerify, Entity serverJID) { return toVerify.getDomain().equals(serverJID.getDomain()); } /** * checks a JID to be addressed to any of the server's component * @param toVerify - JID to be verified * @param serverJID - JID of the server * @return TRUE iff toVerify's domain is a component of the given server JID */ public static boolean isAddressingServerComponent(Entity toVerify, Entity serverJID) { return toVerify.getDomain().endsWith("." + serverJID.getDomain()); } /** * creates a JID with only a domain part set, the domain part being assembled from a subdomain and the server domain. * @param subdomain * @param serverRuntimeContext to retrieve the server JID * @return subdomain.serverdomain.tld */ public static Entity createComponentDomain(String subdomain, ServerRuntimeContext serverRuntimeContext) { try { return EntityImpl.parse(subdomain + "." + serverRuntimeContext.getServerEnitity().getDomain()); } catch (EntityFormatException e) { // only happens when server entity is bad. throw new RuntimeException("could not create component domain", e); } } }