139 lines
5.1 KiB
Java
139 lines
5.1 KiB
Java
/**
|
|
*
|
|
* Copyright 2017 Paul Schaub
|
|
*
|
|
* 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.jingle_filetransfer.provider;
|
|
|
|
import org.jivesoftware.smackx.hash.element.HashElement;
|
|
import org.jivesoftware.smackx.hash.provider.HashElementProvider;
|
|
import org.jivesoftware.smackx.jingle.element.JingleContentDescriptionPayloadType;
|
|
import org.jivesoftware.smackx.jingle.provider.JingleContentDescriptionProvider;
|
|
import org.jivesoftware.smackx.jingle_filetransfer.element.JingleFileTransferPayload;
|
|
import org.jivesoftware.smackx.jingle_filetransfer.element.JingleContentDescriptionFileTransfer;
|
|
import org.jivesoftware.smackx.jingle_filetransfer.element.Range;
|
|
import org.jxmpp.util.XmppDateTime;
|
|
import org.xmlpull.v1.XmlPullParser;
|
|
|
|
import java.util.ArrayList;
|
|
import java.util.Date;
|
|
|
|
import static org.xmlpull.v1.XmlPullParser.END_TAG;
|
|
import static org.xmlpull.v1.XmlPullParser.START_TAG;
|
|
|
|
/**
|
|
* Provider for JingleContentDescriptionFileTransfer elements.
|
|
*/
|
|
public class JingleContentDescriptionFileTransferProvider
|
|
extends JingleContentDescriptionProvider<JingleContentDescriptionFileTransfer> {
|
|
@Override
|
|
public JingleContentDescriptionFileTransfer parse(XmlPullParser parser, int initialDepth) throws Exception {
|
|
|
|
boolean inRange = false;
|
|
|
|
Date date = null;
|
|
String desc = null;
|
|
String mediaType = null;
|
|
String name = null;
|
|
int size = -1;
|
|
Range range = null;
|
|
HashElement inRangeHash = null;
|
|
HashElement hash = null;
|
|
|
|
ArrayList<JingleContentDescriptionPayloadType> payloads = new ArrayList<>();
|
|
|
|
int offset = 0;
|
|
int length = -1;
|
|
|
|
while (true) {
|
|
|
|
int tag = parser.nextTag();
|
|
String elem = parser.getName();
|
|
|
|
if (tag == START_TAG) {
|
|
switch (elem) {
|
|
|
|
case JingleFileTransferPayload.ELEMENT:
|
|
date = null;
|
|
desc = null;
|
|
mediaType = null;
|
|
name = null;
|
|
size = -1;
|
|
range = null;
|
|
inRangeHash = null;
|
|
hash = null;
|
|
break;
|
|
|
|
case JingleFileTransferPayload.ELEM_DATE:
|
|
date = XmppDateTime.parseXEP0082Date(parser.nextText());
|
|
break;
|
|
|
|
case JingleFileTransferPayload.ELEM_DESC:
|
|
desc = parser.nextText();
|
|
break;
|
|
|
|
case JingleFileTransferPayload.ELEM_MEDIA_TYPE:
|
|
mediaType = parser.nextText();
|
|
break;
|
|
|
|
case JingleFileTransferPayload.ELEM_NAME:
|
|
name = parser.nextText();
|
|
break;
|
|
|
|
case JingleFileTransferPayload.ELEM_SIZE:
|
|
size = Integer.parseInt(parser.nextText());
|
|
break;
|
|
|
|
case Range.ELEMENT:
|
|
inRange = true;
|
|
String offsetString = parser.getAttributeValue(null, Range.ATTR_OFFSET);
|
|
String lengthString = parser.getAttributeValue(null, Range.ATTR_LENGTH);
|
|
offset = (offsetString != null ? Integer.parseInt(offsetString) : 0);
|
|
length = (lengthString != null ? Integer.parseInt(lengthString) : -1);
|
|
|
|
if (parser.isEmptyElementTag()) {
|
|
range = new Range(offset, length);
|
|
inRange = false;
|
|
}
|
|
break;
|
|
|
|
case HashElement.ELEMENT:
|
|
if (inRange) {
|
|
inRangeHash = new HashElementProvider().parse(parser);
|
|
} else {
|
|
hash = new HashElementProvider().parse(parser);
|
|
}
|
|
break;
|
|
}
|
|
|
|
} else if (tag == END_TAG) {
|
|
switch (elem) {
|
|
|
|
case Range.ELEMENT:
|
|
inRange = false;
|
|
range = new Range(offset, length, inRangeHash);
|
|
break;
|
|
|
|
case JingleFileTransferPayload.ELEMENT:
|
|
payloads.add(new JingleFileTransferPayload(date, desc, hash, mediaType, name, size, range));
|
|
break;
|
|
|
|
case JingleContentDescriptionFileTransfer.ELEMENT:
|
|
return new JingleContentDescriptionFileTransfer(payloads);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|