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/*
* Copyright (c) 2014 Isode Limited.
* All rights reserved.
* See the COPYING file for more information.
*/
/*
* Copyright (c) 2015 Tarun Gupta.
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
package com.isode.stroke.parser.payloadparsers;
import com.isode.stroke.parser.GenericPayloadParser;
import com.isode.stroke.parser.AttributeMap;
import com.isode.stroke.elements.JingleFileTransferFileInfo;
import com.isode.stroke.elements.HashElement;
import com.isode.stroke.base.NotNull;
import com.isode.stroke.base.DateTime;
import com.isode.stroke.stringcodecs.Base64;
public class JingleFileTransferFileInfoParser extends GenericPayloadParser<JingleFileTransferFileInfo> {
private int level = 0;
private String charData = "";
private String hashAlg = "";
private Long rangeOffset = null;
public JingleFileTransferFileInfoParser() {
super(new JingleFileTransferFileInfo());
}
/**
* @param element, NotNull.
* @param ns.
* @param attributes.
*/
@Override
public void handleStartElement(String element, String ns, AttributeMap attributes) {
NotNull.exceptIfNull(element, "element");
charData = "";
if (element.equals("hash")) {
if(attributes.getAttributeValue("algo") != null) {
hashAlg = attributes.getAttributeValue("algo");
} else {
hashAlg = "";
}
}
else if (element.equals("range")) {
if(attributes.getAttributeValue("offset") != null) {
try {
rangeOffset = Long.parseLong(attributes.getAttributeValue("offset"));
}
catch(NumberFormatException e) {
rangeOffset = null;
}
} else {
rangeOffset = null;
}
}
++level;
}
/**
* @param element, NotNull.
* @param ns.
*/
@Override
public void handleEndElement(String element, String ns) {
NotNull.exceptIfNull(element, "element");
--level;
if (level == 1) {
if (element.equals("date")) {
getPayloadInternal().setDate(DateTime.stringToDate(charData));
}
else if (element.equals("desc")) {
getPayloadInternal().setDescription(charData);
}
else if (element.equals("media-type")) {
getPayloadInternal().setMediaType(charData);
}
else if (element.equals("name")) {
getPayloadInternal().setName(charData);
}
else if (element.equals("size")) {
getPayloadInternal().setSize(Long.parseLong(charData));
}
else if (element.equals("range")) {
getPayloadInternal().setSupportsRangeRequests(true);
if (rangeOffset != null) {
getPayloadInternal().setRangeOffset(rangeOffset.longValue());
} else {
getPayloadInternal().setRangeOffset(0L);
}
}
else if (element.equals("hash")) {
getPayloadInternal().addHash(new HashElement(hashAlg, Base64.decode(charData)));
}
}
}
/**
* @param data, NotNull.
*/
@Override
public void handleCharacterData(String data) {
NotNull.exceptIfNull(data, "data");
charData += data;
}
}
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