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Diffstat (limited to 'protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/IBBExtensions.java')
| -rw-r--r-- | protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/IBBExtensions.java | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/IBBExtensions.java b/protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/IBBExtensions.java new file mode 100644 index 000000000..48c1cb150 --- /dev/null +++ b/protocols/bundles/org.jivesoftware.smack/src/org/jivesoftware/smackx/packet/IBBExtensions.java @@ -0,0 +1,241 @@ +/** + * $RCSfile$ + * $Revision$ + * $Date$ + * + * Copyright 2003-2006 Jive Software. + * + * 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.packet; + +import org.jivesoftware.smack.packet.IQ; +import org.jivesoftware.smack.packet.PacketExtension; + +/** + * The different extensions used throughtout the negotiation and transfer + * process. + * + * @author Alexander Wenckus + * + */ +public class IBBExtensions { + + public static final String NAMESPACE = "http://jabber.org/protocol/ibb"; + + private abstract static class IBB extends IQ { + final String sid; + + private IBB(final String sid) { + this.sid = sid; + } + + /** + * Returns the unique stream ID for this file transfer. + * + * @return Returns the unique stream ID for this file transfer. + */ + public String getSessionID() { + return sid; + } + + public String getNamespace() { + return NAMESPACE; + } + } + + /** + * Represents a request to open the file transfer. + * + * @author Alexander Wenckus + * + */ + public static class Open extends IBB { + + public static final String ELEMENT_NAME = "open"; + + private final int blockSize; + + /** + * Constructs an open packet. + * + * @param sid + * The streamID of the file transfer. + * @param blockSize + * The block size of the file transfer. + */ + public Open(final String sid, final int blockSize) { + super(sid); + this.blockSize = blockSize; + } + + /** + * The size blocks in which the data will be sent. + * + * @return The size blocks in which the data will be sent. + */ + public int getBlockSize() { + return blockSize; + } + + public String getElementName() { + return ELEMENT_NAME; + } + + public String getChildElementXML() { + StringBuffer buf = new StringBuffer(); + buf.append("<").append(getElementName()).append(" xmlns=\"").append(getNamespace()).append("\" "); + buf.append("sid=\"").append(getSessionID()).append("\" "); + buf.append("block-size=\"").append(getBlockSize()).append("\""); + buf.append("/>"); + return buf.toString(); + } + } + + /** + * A data packet containing a portion of the file being sent encoded in + * base64. + * + * @author Alexander Wenckus + * + */ + public static class Data implements PacketExtension { + + private long seq; + + private String data; + + public static final String ELEMENT_NAME = "data"; + + final String sid; + + /** + * Returns the unique stream ID identifying this file transfer. + * + * @return Returns the unique stream ID identifying this file transfer. + */ + public String getSessionID() { + return sid; + } + + public String getNamespace() { + return NAMESPACE; + } + + /** + * A constructor. + * + * @param sid + * The stream ID. + */ + public Data(final String sid) { + this.sid = sid; + } + + public Data(final String sid, final long seq, final String data) { + this(sid); + this.seq = seq; + this.data = data; + } + + public String getElementName() { + return ELEMENT_NAME; + } + + /** + * Returns the data contained in this packet. + * + * @return Returns the data contained in this packet. + */ + public String getData() { + return data; + } + + /** + * Sets the data contained in this packet. + * + * @param data + * The data encoded in base65 + */ + public void setData(final String data) { + this.data = data; + } + + /** + * Returns the sequence of this packet in regard to the other data + * packets. + * + * @return Returns the sequence of this packet in regard to the other + * data packets. + */ + public long getSeq() { + return seq; + } + + /** + * Sets the sequence of this packet. + * + * @param seq + * A number between 0 and 65535 + */ + public void setSeq(final long seq) { + this.seq = seq; + } + + public String toXML() { + StringBuffer buf = new StringBuffer(); + buf.append("<").append(getElementName()).append(" xmlns=\"").append(getNamespace()) + .append("\" "); + buf.append("sid=\"").append(getSessionID()).append("\" "); + buf.append("seq=\"").append(getSeq()).append("\""); + buf.append(">"); + buf.append(getData()); + buf.append("</").append(getElementName()).append(">"); + return buf.toString(); + } + } + + /** + * Represents the closing of the file transfer. + * + * + * @author Alexander Wenckus + * + */ + public static class Close extends IBB { + public static final String ELEMENT_NAME = "close"; + + /** + * The constructor. + * + * @param sid + * The unique stream ID identifying this file transfer. + */ + public Close(String sid) { + super(sid); + } + + public String getElementName() { + return ELEMENT_NAME; + } + + public String getChildElementXML() { + StringBuffer buf = new StringBuffer(); + buf.append("<").append(getElementName()).append(" xmlns=\"").append(getNamespace()).append("\" "); + buf.append("sid=\"").append(getSessionID()).append("\""); + buf.append("/>"); + return buf.toString(); + } + + } +} |