/* * 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.protocol; import org.apache.vysper.xmpp.server.ServerRuntimeContext; import org.apache.vysper.xmpp.server.SessionContext; import org.apache.vysper.xmpp.server.response.ServerErrorResponses; import org.apache.vysper.xmpp.stanza.Stanza; import org.apache.vysper.xmpp.stanza.StanzaErrorCondition; import org.apache.vysper.xmpp.stanza.StanzaErrorType; import org.apache.vysper.xmpp.stanza.XMPPCoreStanza; /** * * @author The Apache MINA Project (dev@mina.apache.org) */ public class ServiceUnavailableStanzaErrorHandler implements StanzaHandler { public String getName() { return "stanza_not_supported_error"; } public boolean verify(Stanza stanza) { return true; } public boolean isSessionRequired() { return true; } public ResponseStanzaContainer execute(Stanza stanza, ServerRuntimeContext serverRuntimeContext, boolean isOutboundStanza, SessionContext sessionContext, SessionStateHolder sessionStateHolder) throws ProtocolException { if (!(stanza instanceof XMPPCoreStanza)) { stanza = XMPPCoreStanza.getWrapper(stanza); } if (stanza == null) throw new IllegalArgumentException("cannot coerce into a message, iq or presence stanza"); XMPPCoreStanza coreStanza = (XMPPCoreStanza) stanza; Stanza errorStanza = ServerErrorResponses.getStanzaError( StanzaErrorCondition.SERVICE_UNAVAILABLE, coreStanza, StanzaErrorType.CANCEL, "namespace not supported", null, null); return new ResponseStanzaContainerImpl(errorStanza); } }