/* * 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.modules.core.im.handler; import java.util.List; import org.apache.vysper.xml.fragment.XMLElement; import org.apache.vysper.xmpp.addressing.Entity; import org.apache.vysper.xmpp.delivery.failure.DeliveryException; import org.apache.vysper.xmpp.delivery.failure.IgnoreFailureStrategy; import org.apache.vysper.xmpp.modules.roster.persistence.RosterManager; import org.apache.vysper.xmpp.server.ServerRuntimeContext; import org.apache.vysper.xmpp.server.SessionContext; import org.apache.vysper.xmpp.stanza.PresenceStanza; import org.apache.vysper.xmpp.stanza.PresenceStanzaType; import org.apache.vysper.xmpp.stanza.Stanza; import org.apache.vysper.xmpp.stanza.StanzaBuilder; import org.apache.vysper.xmpp.stanza.XMPPCoreStanza; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * * @author The Apache MINA Project (dev@mina.apache.org) */ public abstract class AbstractPresenceSpecializedHandler { final Logger logger = LoggerFactory.getLogger(AbstractPresenceSpecializedHandler.class); protected PresenceStanza buildPresenceStanza(Entity from, Entity to, PresenceStanzaType type, List<XMLElement> innerElements) { StanzaBuilder builder = StanzaBuilder.createPresenceStanza(from, to, null, type, null, null); if (innerElements != null) { for (XMLElement innerElement : innerElements) { builder.addPreparedElement(innerElement); } } return (PresenceStanza) XMPPCoreStanza.getWrapper(builder.build()); } protected void relayStanza(Entity receiver, Stanza stanza, SessionContext sessionContext) { try { sessionContext.getServerRuntimeContext().getStanzaRelay().relay(receiver, stanza, new IgnoreFailureStrategy()); } catch (DeliveryException e) { logger.warn("presence relaying failed ", e); } } abstract/*package*/Stanza executeCorePresence(ServerRuntimeContext serverRuntimeContext, boolean isOutboundStanza, SessionContext sessionContext, PresenceStanza presenceStanza, RosterManager rosterManager); }