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76 lines
2.6 KiB
Java
76 lines
2.6 KiB
Java
/**
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*
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* Copyright the original author or authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.bytestreams.ibb;
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import org.jivesoftware.smack.SmackException.NotConnectedException;
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import org.jivesoftware.smack.SmackException.NotLoggedInException;
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import org.jivesoftware.smack.iqrequest.AbstractIqRequestHandler;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smackx.bytestreams.ibb.packet.Data;
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import org.jivesoftware.smackx.bytestreams.ibb.packet.DataPacketExtension;
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/**
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* DataListener handles all In-Band Bytestream IQ stanzas containing a data
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* stanza extension that don't belong to an existing session.
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* <p>
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* If a data stanza is received it looks if a stored In-Band Bytestream session
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* exists. If no session with the given session ID exists an
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* <item-not-found/> error is returned to the sender.
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* <p>
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* Data packets belonging to a running In-Band Bytestream session are processed
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* by more specific listeners registered when an {@link InBandBytestreamSession}
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* is created.
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*
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* @author Henning Staib
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*/
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class DataListener extends AbstractIqRequestHandler {
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/* manager containing the listeners and the XMPP connection */
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private final InBandBytestreamManager manager;
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/**
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* Constructor.
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*
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* @param manager the In-Band Bytestream manager
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*/
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DataListener(InBandBytestreamManager manager) {
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super(DataPacketExtension.ELEMENT, DataPacketExtension.NAMESPACE, IQ.Type.set, Mode.async);
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this.manager = manager;
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}
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@Override
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public IQ handleIQRequest(IQ iqRequest) {
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Data data = (Data) iqRequest;
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InBandBytestreamSession ibbSession = this.manager.getSessions().get(
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data.getDataPacketExtension().getSessionID());
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try {
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if (ibbSession == null) {
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this.manager.replyItemNotFoundPacket(data);
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}
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else {
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ibbSession.processIQPacket(data);
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}
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}
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catch (NotConnectedException | InterruptedException | NotLoggedInException e) {
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return null;
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}
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return null;
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}
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}
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