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Conflicts: smack-core/src/main/java/org/jivesoftware/smack/AbstractXMPPConnection.java smack-core/src/main/java/org/jivesoftware/smack/PacketCollector.java smack-core/src/main/java/org/jivesoftware/smack/PacketListener.java smack-core/src/main/java/org/jivesoftware/smack/XMPPConnection.java smack-core/src/main/java/org/jivesoftware/smack/debugger/SmackDebugger.java smack-core/src/main/java/org/jivesoftware/smack/packet/Packet.java smack-core/src/main/java/org/jivesoftware/smack/util/XmlStringBuilder.java smack-core/src/test/java/org/jivesoftware/smack/ThreadedDummyConnection.java smack-extensions/src/main/java/org/jivesoftware/smackx/address/provider/MultipleAddressesProvider.java smack-extensions/src/main/java/org/jivesoftware/smackx/bytestreams/ibb/DataListener.java smack-extensions/src/main/java/org/jivesoftware/smackx/filetransfer/FaultTolerantNegotiator.java smack-extensions/src/main/java/org/jivesoftware/smackx/filetransfer/IBBTransferNegotiator.java smack-extensions/src/main/java/org/jivesoftware/smackx/filetransfer/Socks5TransferNegotiator.java smack-extensions/src/main/java/org/jivesoftware/smackx/filetransfer/StreamNegotiator.java smack-extensions/src/main/java/org/jivesoftware/smackx/muc/MultiUserChat.java smack-extensions/src/main/java/org/jivesoftware/smackx/pubsub/LeafNode.java smack-extensions/src/main/java/org/jivesoftware/smackx/pubsub/Node.java smack-extensions/src/main/java/org/jivesoftware/smackx/pubsub/PubSubManager.java smack-extensions/src/main/java/org/jivesoftware/smackx/pubsub/packet/PubSub.java smack-extensions/src/main/java/org/jivesoftware/smackx/vcardtemp/VCardManager.java smack-extensions/src/test/java/org/jivesoftware/smackx/receipts/DeliveryReceiptTest.java smack-im/src/main/java/org/jivesoftware/smack/chat/ChatManager.java smack-jingle-old/src/main/java/org/jivesoftware/smackx/jingleold/JingleSession.java smack-jingle-old/src/main/java/org/jivesoftware/smackx/jingleold/provider/JingleProvider.java smack-legacy/src/main/java/org/jivesoftware/smackx/workgroup/packet/UserID.java smack-legacy/src/main/java/org/jivesoftware/smackx/xroster/provider/RosterExchangeProvider.java smack-tcp/src/main/java/org/jivesoftware/smack/tcp/XMPPTCPConnection.java version.gradle
117 lines
4.5 KiB
Java
117 lines
4.5 KiB
Java
/**
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*
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* Copyright 2003-2006 Jive Software.
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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.filetransfer;
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import java.io.InputStream;
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import java.io.OutputStream;
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import org.jivesoftware.smack.SmackException.NoResponseException;
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import org.jivesoftware.smack.SmackException.NotConnectedException;
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import org.jivesoftware.smack.XMPPConnection;
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import org.jivesoftware.smack.XMPPException.XMPPErrorException;
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import org.jivesoftware.smack.packet.Stanza;
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import org.jivesoftware.smackx.bytestreams.ibb.InBandBytestreamManager;
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import org.jivesoftware.smackx.bytestreams.ibb.InBandBytestreamRequest;
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import org.jivesoftware.smackx.bytestreams.ibb.InBandBytestreamSession;
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import org.jivesoftware.smackx.bytestreams.ibb.packet.DataPacketExtension;
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import org.jivesoftware.smackx.bytestreams.ibb.packet.Open;
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import org.jivesoftware.smackx.si.packet.StreamInitiation;
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import org.jxmpp.jid.Jid;
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/**
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* The In-Band Bytestream file transfer method, or IBB for short, transfers the
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* file over the same XML Stream used by XMPP. It is the fall-back mechanism in
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* case the SOCKS5 bytestream method of transferring files is not available.
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*
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* @author Alexander Wenckus
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* @author Henning Staib
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* @see <a href="http://xmpp.org/extensions/xep-0047.html">XEP-0047: In-Band
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* Bytestreams (IBB)</a>
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*/
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public class IBBTransferNegotiator extends StreamNegotiator {
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private XMPPConnection connection;
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private InBandBytestreamManager manager;
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/**
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* The default constructor for the In-Band Bytestream Negotiator.
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*
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* @param connection The connection which this negotiator works on.
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*/
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protected IBBTransferNegotiator(XMPPConnection connection) {
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this.connection = connection;
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this.manager = InBandBytestreamManager.getByteStreamManager(connection);
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}
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public OutputStream createOutgoingStream(String streamID, Jid initiator,
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Jid target) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
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InBandBytestreamSession session = this.manager.establishSession(target, streamID);
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session.setCloseBothStreamsEnabled(true);
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return session.getOutputStream();
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}
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public InputStream createIncomingStream(StreamInitiation initiation)
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throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
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/*
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* In-Band Bytestream initiation listener must ignore next in-band bytestream request with
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* given session ID
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*/
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this.manager.ignoreBytestreamRequestOnce(initiation.getSessionID());
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Stanza streamInitiation = initiateIncomingStream(this.connection, initiation);
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return negotiateIncomingStream(streamInitiation);
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}
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@Override
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public void newStreamInitiation(Jid from, String streamID) {
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/*
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* this method is always called prior to #negotiateIncomingStream() so
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* the In-Band Bytestream initiation listener must ignore the next
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* In-Band Bytestream request with the given session ID
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*/
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this.manager.ignoreBytestreamRequestOnce(streamID);
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}
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public String[] getNamespaces() {
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return new String[] { DataPacketExtension.NAMESPACE };
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}
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InputStream negotiateIncomingStream(Stanza streamInitiation) throws NotConnectedException, InterruptedException {
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// build In-Band Bytestream request
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InBandBytestreamRequest request = new ByteStreamRequest(this.manager,
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(Open) streamInitiation);
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// always accept the request
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InBandBytestreamSession session = request.accept();
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session.setCloseBothStreamsEnabled(true);
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return session.getInputStream();
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}
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/**
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* Derive from InBandBytestreamRequest to access protected constructor.
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*/
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private static class ByteStreamRequest extends InBandBytestreamRequest {
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private ByteStreamRequest(InBandBytestreamManager manager, Open byteStreamRequest) {
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super(manager, byteStreamRequest);
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}
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}
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}
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