1 /** 2 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License"); 3 * you may not use this file except in compliance with the License. 4 * You may obtain a copy of the License at 5 * 6 * http://www.apache.org/licenses/LICENSE-2.0 7 * 8 * Unless required by applicable law or agreed to in writing, software 9 * distributed under the License is distributed on an "AS IS" BASIS, 10 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11 * See the License for the specific language governing permissions and 12 * limitations under the License. 13 */ 14 package org.jivesoftware.smackx.bytestreams.ibb.packet; 15 16 import org.jivesoftware.smack.packet.IQ; 17 18 /** 19 * Represents a chunk of data sent over an In-Band Bytestream encapsulated in an 20 * IQ stanza. 21 * 22 * @author Henning Staib 23 */ 24 public class Data extends IQ { 25 26 /* the data packet extension */ 27 private final DataPacketExtension dataPacketExtension; 28 29 /** 30 * Constructor. 31 * 32 * @param data data packet extension containing the encoded data 33 */ Data(DataPacketExtension data)34 public Data(DataPacketExtension data) { 35 if (data == null) { 36 throw new IllegalArgumentException("Data must not be null"); 37 } 38 this.dataPacketExtension = data; 39 40 /* 41 * also set as packet extension so that data packet extension can be 42 * retrieved from IQ stanza and message stanza in the same way 43 */ 44 addExtension(data); 45 setType(IQ.Type.SET); 46 } 47 48 /** 49 * Returns the data packet extension. 50 * <p> 51 * Convenience method for <code>packet.getExtension("data", 52 * "http://jabber.org/protocol/ibb")</code>. 53 * 54 * @return the data packet extension 55 */ getDataPacketExtension()56 public DataPacketExtension getDataPacketExtension() { 57 return this.dataPacketExtension; 58 } 59 getChildElementXML()60 public String getChildElementXML() { 61 return this.dataPacketExtension.toXML(); 62 } 63 64 } 65