mirror of
https://github.com/vanitasvitae/Smack.git
synced 2024-08-21 16:30:25 +02:00
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@11821 b35dd754-fafc-0310-a699-88a17e54d16e
127 lines
4.3 KiB
Java
127 lines
4.3 KiB
Java
/**
|
|
* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
package org.jivesoftware.smackx.bytestreams.ibb.packet;
|
|
|
|
import org.jivesoftware.smack.packet.IQ;
|
|
import org.jivesoftware.smackx.bytestreams.ibb.InBandBytestreamManager;
|
|
import org.jivesoftware.smackx.bytestreams.ibb.InBandBytestreamManager.StanzaType;
|
|
|
|
/**
|
|
* Represents a request to open an In-Band Bytestream.
|
|
*
|
|
* @author Henning Staib
|
|
*/
|
|
public class Open extends IQ {
|
|
|
|
/* unique session ID identifying this In-Band Bytestream */
|
|
private final String sessionID;
|
|
|
|
/* block size in which the data will be fragmented */
|
|
private final int blockSize;
|
|
|
|
/* stanza type used to encapsulate the data */
|
|
private final StanzaType stanza;
|
|
|
|
/**
|
|
* Creates a new In-Band Bytestream open request packet.
|
|
* <p>
|
|
* The data sent over this In-Band Bytestream will be fragmented in blocks
|
|
* with the given block size. The block size should not be greater than
|
|
* 65535. A recommended default value is 4096.
|
|
* <p>
|
|
* The data can be sent using IQ stanzas or message stanzas.
|
|
*
|
|
* @param sessionID unique session ID identifying this In-Band Bytestream
|
|
* @param blockSize block size in which the data will be fragmented
|
|
* @param stanza stanza type used to encapsulate the data
|
|
*/
|
|
public Open(String sessionID, int blockSize, StanzaType stanza) {
|
|
if (sessionID == null || "".equals(sessionID)) {
|
|
throw new IllegalArgumentException("Session ID must not be null or empty");
|
|
}
|
|
if (blockSize <= 0) {
|
|
throw new IllegalArgumentException("Block size must be greater than zero");
|
|
}
|
|
|
|
this.sessionID = sessionID;
|
|
this.blockSize = blockSize;
|
|
this.stanza = stanza;
|
|
setType(Type.SET);
|
|
}
|
|
|
|
/**
|
|
* Creates a new In-Band Bytestream open request packet.
|
|
* <p>
|
|
* The data sent over this In-Band Bytestream will be fragmented in blocks
|
|
* with the given block size. The block size should not be greater than
|
|
* 65535. A recommended default value is 4096.
|
|
* <p>
|
|
* The data will be sent using IQ stanzas.
|
|
*
|
|
* @param sessionID unique session ID identifying this In-Band Bytestream
|
|
* @param blockSize block size in which the data will be fragmented
|
|
*/
|
|
public Open(String sessionID, int blockSize) {
|
|
this(sessionID, blockSize, StanzaType.IQ);
|
|
}
|
|
|
|
/**
|
|
* Returns the unique session ID identifying this In-Band Bytestream.
|
|
*
|
|
* @return the unique session ID identifying this In-Band Bytestream
|
|
*/
|
|
public String getSessionID() {
|
|
return sessionID;
|
|
}
|
|
|
|
/**
|
|
* Returns the block size in which the data will be fragmented.
|
|
*
|
|
* @return the block size in which the data will be fragmented
|
|
*/
|
|
public int getBlockSize() {
|
|
return blockSize;
|
|
}
|
|
|
|
/**
|
|
* Returns the stanza type used to encapsulate the data.
|
|
*
|
|
* @return the stanza type used to encapsulate the data
|
|
*/
|
|
public StanzaType getStanza() {
|
|
return stanza;
|
|
}
|
|
|
|
@Override
|
|
public String getChildElementXML() {
|
|
StringBuilder buf = new StringBuilder();
|
|
buf.append("<open ");
|
|
buf.append("xmlns=\"");
|
|
buf.append(InBandBytestreamManager.NAMESPACE);
|
|
buf.append("\" ");
|
|
buf.append("block-size=\"");
|
|
buf.append(blockSize);
|
|
buf.append("\" ");
|
|
buf.append("sid=\"");
|
|
buf.append(sessionID);
|
|
buf.append("\" ");
|
|
buf.append("stanza=\"");
|
|
buf.append(stanza.toString().toLowerCase());
|
|
buf.append("\"");
|
|
buf.append("/>");
|
|
return buf.toString();
|
|
}
|
|
|
|
}
|