Shuyi Chen | d7955ce | 2013-05-22 14:51:55 -0700 | [diff] [blame] | 1 | /**
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| 2 | * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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| 3 | * you may not use this file except in compliance with the License.
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| 4 | * You may obtain a copy of the License at
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| 5 | *
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| 6 | * http://www.apache.org/licenses/LICENSE-2.0
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| 7 | *
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| 8 | * Unless required by applicable law or agreed to in writing, software
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| 9 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 10 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 11 | * See the License for the specific language governing permissions and
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| 12 | * limitations under the License.
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| 13 | */
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| 14 | package org.jivesoftware.smackx.bytestreams.ibb;
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| 15 |
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| 16 | import org.jivesoftware.smack.Connection;
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| 17 | import org.jivesoftware.smack.XMPPException;
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| 18 | import org.jivesoftware.smack.packet.IQ;
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| 19 | import org.jivesoftware.smackx.bytestreams.BytestreamRequest;
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| 20 | import org.jivesoftware.smackx.bytestreams.ibb.packet.Open;
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| 21 |
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| 22 | /**
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| 23 | * InBandBytestreamRequest class handles incoming In-Band Bytestream requests.
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| 24 | *
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| 25 | * @author Henning Staib
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| 26 | */
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| 27 | public class InBandBytestreamRequest implements BytestreamRequest {
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| 28 |
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| 29 | /* the bytestream initialization request */
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| 30 | private final Open byteStreamRequest;
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| 31 |
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| 32 | /*
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| 33 | * In-Band Bytestream manager containing the XMPP connection and helper
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| 34 | * methods
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| 35 | */
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| 36 | private final InBandBytestreamManager manager;
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| 37 |
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| 38 | protected InBandBytestreamRequest(InBandBytestreamManager manager,
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| 39 | Open byteStreamRequest) {
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| 40 | this.manager = manager;
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| 41 | this.byteStreamRequest = byteStreamRequest;
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| 42 | }
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| 43 |
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| 44 | /**
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| 45 | * Returns the sender of the In-Band Bytestream open request.
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| 46 | *
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| 47 | * @return the sender of the In-Band Bytestream open request
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| 48 | */
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| 49 | public String getFrom() {
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| 50 | return this.byteStreamRequest.getFrom();
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| 51 | }
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| 52 |
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| 53 | /**
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| 54 | * Returns the session ID of the In-Band Bytestream open request.
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| 55 | *
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| 56 | * @return the session ID of the In-Band Bytestream open request
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| 57 | */
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| 58 | public String getSessionID() {
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| 59 | return this.byteStreamRequest.getSessionID();
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| 60 | }
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| 61 |
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| 62 | /**
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| 63 | * Accepts the In-Band Bytestream open request and returns the session to
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| 64 | * send/receive data.
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| 65 | *
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| 66 | * @return the session to send/receive data
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| 67 | * @throws XMPPException if stream is invalid.
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| 68 | */
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| 69 | public InBandBytestreamSession accept() throws XMPPException {
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| 70 | Connection connection = this.manager.getConnection();
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| 71 |
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| 72 | // create In-Band Bytestream session and store it
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| 73 | InBandBytestreamSession ibbSession = new InBandBytestreamSession(connection,
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| 74 | this.byteStreamRequest, this.byteStreamRequest.getFrom());
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| 75 | this.manager.getSessions().put(this.byteStreamRequest.getSessionID(), ibbSession);
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| 76 |
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| 77 | // acknowledge request
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| 78 | IQ resultIQ = IQ.createResultIQ(this.byteStreamRequest);
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| 79 | connection.sendPacket(resultIQ);
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| 80 |
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| 81 | return ibbSession;
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| 82 | }
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| 83 |
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| 84 | /**
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| 85 | * Rejects the In-Band Bytestream request by sending a reject error to the
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| 86 | * initiator.
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| 87 | */
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| 88 | public void reject() {
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| 89 | this.manager.replyRejectPacket(this.byteStreamRequest);
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| 90 | }
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| 91 |
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| 92 | }
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