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/*
* Copyright (c) 2014 Kevin Smith and Remko Tronçon
* All rights reserved.
*/
/*
* Copyright (c) 2014, Isode Limited, London, England.
* All rights reserved.
*/
package com.isode.stroke.parser.payloadparsers;
import com.isode.stroke.elements.MAMFin;
import com.isode.stroke.elements.Payload;
import com.isode.stroke.elements.ResultSet;
import com.isode.stroke.parser.AttributeMap;
import com.isode.stroke.parser.GenericPayloadParser;
public class MAMFinParser extends GenericPayloadParser<MAMFin> {
private static final String QUERYID_ATTRIBUTE = "queryid";
private static final String STABLE_ATTRIBUTE = "stable";
private static final String COMPLETE_ATTRIBUTE = "complete";
private static final String SET_ELEMENT = "set";
private static final String SET_NS = "http://jabber.org/protocol/rsm";
private static final int TOP_LEVEL = 0;
private static final int PAYLOAD_LEVEL = 1;
private ResultSetParser resultSetParser_ = null;
private int level_ = 0;
public MAMFinParser() {
super(new MAMFin());
}
@Override
public void handleStartElement(String element, String ns,
AttributeMap attributes) {
if (level_ == TOP_LEVEL) {
MAMFin internalPayload = getPayloadInternal();
internalPayload.setComplete(attributes.getBoolAttribute(COMPLETE_ATTRIBUTE, false));
internalPayload.setStable(attributes.getBoolAttribute(STABLE_ATTRIBUTE, true));
String idAttributeValue = attributes.getAttributeValue(QUERYID_ATTRIBUTE);
if (idAttributeValue != null) {
internalPayload.setQueryID(idAttributeValue);
}
}
else if (level_ == PAYLOAD_LEVEL) {
if (element == SET_ELEMENT && ns == SET_NS) {
resultSetParser_ = new ResultSetParser();
}
}
if (resultSetParser_ != null) {
// Parsing a nested result set
resultSetParser_.handleStartElement(element, ns, attributes);
}
++level_;
}
@Override
public void handleEndElement(String element, String ns) {
--level_;
if (resultSetParser_ != null && level_ >= PAYLOAD_LEVEL) {
resultSetParser_.handleEndElement(element, ns);
}
if (resultSetParser_ != null && level_ == PAYLOAD_LEVEL) {
MAMFin internalPayload = getPayloadInternal();
Payload resultSetParserPayload = resultSetParser_.getPayload();
if (resultSetParserPayload instanceof ResultSet) {
internalPayload.setResultSet((ResultSet) resultSetParser_.getPayload());
}
resultSetParser_ = null;
}
}
@Override
public void handleCharacterData(String data) {
if (resultSetParser_ != null) {
resultSetParser_.handleCharacterData(data);
}
}
}
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