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.packet;
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| 15 |
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| 16 | import org.jivesoftware.smack.packet.IQ;
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| 17 |
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| 18 | /**
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| 19 | * Represents a chunk of data sent over an In-Band Bytestream encapsulated in an
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| 20 | * IQ stanza.
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| 21 | *
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| 22 | * @author Henning Staib
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| 23 | */
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| 24 | public class Data extends IQ {
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| 25 |
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| 26 | /* the data packet extension */
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| 27 | private final DataPacketExtension dataPacketExtension;
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| 28 |
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| 29 | /**
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| 30 | * Constructor.
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| 31 | *
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| 32 | * @param data data packet extension containing the encoded data
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| 33 | */
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| 34 | public Data(DataPacketExtension data) {
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| 35 | if (data == null) {
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| 36 | throw new IllegalArgumentException("Data must not be null");
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| 37 | }
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| 38 | this.dataPacketExtension = data;
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| 39 |
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| 40 | /*
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| 41 | * also set as packet extension so that data packet extension can be
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| 42 | * retrieved from IQ stanza and message stanza in the same way
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| 43 | */
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| 44 | addExtension(data);
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| 45 | setType(IQ.Type.SET);
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| 46 | }
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| 47 |
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| 48 | /**
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| 49 | * Returns the data packet extension.
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| 50 | * <p>
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| 51 | * Convenience method for <code>packet.getExtension("data",
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| 52 | * "http://jabber.org/protocol/ibb")</code>.
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| 53 | *
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| 54 | * @return the data packet extension
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| 55 | */
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| 56 | public DataPacketExtension getDataPacketExtension() {
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| 57 | return this.dataPacketExtension;
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| 58 | }
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| 59 |
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| 60 | public String getChildElementXML() {
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| 61 | return this.dataPacketExtension.toXML();
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| 62 | }
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| 63 |
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| 64 | }
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