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/*
* Copyright (c) 2011 Tobias Markmann
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
/*
* Copyright (c) 2015 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.parser.PayloadParserFactoryCollection;
import com.isode.stroke.parser.PayloadParser;
import com.isode.stroke.parser.PayloadParserFactory;
import com.isode.stroke.elements.JinglePayload;
import com.isode.stroke.elements.JingleFileTransferHash;
import com.isode.stroke.elements.JingleContentPayload;
import com.isode.stroke.base.NotNull;
import com.isode.stroke.jid.JID;
public class JingleParser extends GenericPayloadParser<JinglePayload> {
private PayloadParserFactoryCollection factories;
private int level = 0;
private PayloadParser currentPayloadParser;
public JingleParser(PayloadParserFactoryCollection factories) {
super(new JinglePayload());
this.factories = factories;
this.level = 0;
}
private JinglePayload.Action stringToAction(String str) {
if (str.equals("content-accept")) {
return JinglePayload.Action.ContentAccept;
} else if (str.equals("content-add")) {
return JinglePayload.Action.ContentAdd;
} else if (str.equals("content-modify")) {
return JinglePayload.Action.ContentModify;
} else if (str.equals("content-reject")) {
return JinglePayload.Action.ContentReject;
} else if (str.equals("content-remove")) {
return JinglePayload.Action.ContentRemove;
} else if (str.equals("description-info")) {
return JinglePayload.Action.DescriptionInfo;
} else if (str.equals("security-info")) {
return JinglePayload.Action.SecurityInfo;
} else if (str.equals("session-accept")) {
return JinglePayload.Action.SessionAccept;
} else if (str.equals("session-info")) {
return JinglePayload.Action.SessionInfo;
} else if (str.equals("session-initiate")) {
return JinglePayload.Action.SessionInitiate;
} else if (str.equals("session-terminate")) {
return JinglePayload.Action.SessionTerminate;
} else if (str.equals("transport-accept")) {
return JinglePayload.Action.TransportAccept;
} else if (str.equals("transport-info")) {
return JinglePayload.Action.TransportInfo;
} else if (str.equals("transport-reject")) {
return JinglePayload.Action.TransportReject;
} else if (str.equals("transport-replace")) {
return JinglePayload.Action.TransportReplace;
} else {
return JinglePayload.Action.UnknownAction;
}
}
/**
* @param element, NotNull.
* @param ns.
* @param attributes.
*/
@Override
public void handleStartElement(String element, String ns, AttributeMap attributes) {
NotNull.exceptIfNull(attributes, "attributes");
if (level == 0) {
// <jingle > tag
JinglePayload payload = getPayloadInternal();
if (attributes.getAttributeValue("action") != null) {
payload.setAction(stringToAction(attributes.getAttributeValue("action")));
} else {
payload.setAction(stringToAction(""));
}
if(attributes.getAttributeValue("initiator") != null) {
payload.setInitiator(new JID(attributes.getAttributeValue("initiator")));
} else {
payload.setInitiator(new JID(""));
}
if(attributes.getAttributeValue("responder") != null) {
payload.setResponder(new JID(attributes.getAttributeValue("responder")));
} else {
payload.setResponder(new JID(""));
}
if (attributes.getAttributeValue("sid") != null) {
payload.setSessionID(attributes.getAttributeValue("sid"));
} else {
payload.setSessionID("");
}
}
if (level == 1) {
PayloadParserFactory payloadParserFactory = factories.getPayloadParserFactory(element, ns, attributes);
if (payloadParserFactory != null) {
currentPayloadParser = payloadParserFactory.createPayloadParser();
}
}
if (level >= 1 && currentPayloadParser != null) {
currentPayloadParser.handleStartElement(element, ns, attributes);
}
++level;
}
/**
* @param element, NotNull.
* @param ns.
*/
@Override
public void handleEndElement(String element, String ns) {
--level;
if (currentPayloadParser != null) {
if (level >= 1) {
currentPayloadParser.handleEndElement(element, ns);
}
if (level == 1) {
if(currentPayloadParser.getPayload() instanceof JinglePayload.Reason) {
JinglePayload.Reason reason = (JinglePayload.Reason)(currentPayloadParser.getPayload());
if (reason != null) {
getPayloadInternal().setReason(reason);
}
}
if(currentPayloadParser.getPayload() instanceof JingleContentPayload) {
JingleContentPayload payload = (JingleContentPayload)(currentPayloadParser.getPayload());
if (payload != null) {
getPayloadInternal().addContent(payload);
}
}
if(currentPayloadParser.getPayload() instanceof JingleFileTransferHash) {
JingleFileTransferHash hash = (JingleFileTransferHash)(currentPayloadParser.getPayload());
if (hash != null) {
getPayloadInternal().addPayload(hash);
}
}
}
}
}
/**
* @param data, NotNull.
*/
@Override
public void handleCharacterData(String data) {
if (level > 1 && currentPayloadParser != null) {
currentPayloadParser.handleCharacterData(data);
}
}
}
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Swift