/**
* FIXME: replace with IQ.createErrorResponse Prosody does not allow to include request body in
* error response. Replace this method with IQ.createErrorResponse once fixed.
*/
private IQ createErrorResponse(IQ request, XMPPError error) {
IQ.Type requestType = request.getType();
if (!(requestType == IQ.Type.GET || requestType == IQ.Type.SET)) {
throw new IllegalArgumentException(
"IQ must be of type 'set' or 'get'. Original IQ: " + request.toXML());
}
final IQ result =
new IQ() {
@Override
public String getChildElementXML() {
return "";
}
};
result.setType(IQ.Type.ERROR);
result.setPacketID(request.getPacketID());
result.setFrom(request.getTo());
result.setTo(request.getFrom());
result.setError(error);
return result;
}
/**
* Implements {@link PacketListener}. Notifies this instance that a specific {@link Packet} (which
* this instance has already expressed interest into by returning <tt>true</tt> from {@link
* #accept(Packet)}) has been received.
*
* @param packet the <tt>Packet</tt> which has been received and which this instance is given a
* chance to process
*/
public void processPacket(Packet packet) {
/*
* As we do elsewhere, acknowledge the receipt of the Packet first and
* then go about our business with it.
*/
IQ iq = (IQ) packet;
if (iq.getType() == IQ.Type.SET)
protocolProvider.getConnection().sendPacket(IQ.createResultIQ(iq));
/*
* Now that the acknowledging is out of the way, do go about our
* business with the Packet.
*/
ColibriConferenceIQ conferenceIQ = (ColibriConferenceIQ) iq;
boolean interrupted = false;
try {
processColibriConferenceIQ(conferenceIQ);
} catch (Throwable t) {
logger.error(
"An error occurred during the processing of a " + packet.getClass().getName() + " packet",
t);
if (t instanceof InterruptedException) {
/*
* We cleared the interrupted state of the current Thread by
* catching the InterruptedException. However, we do not really
* care whether the current Thread has been interrupted - we
* caught the InterruptedException because we want to swallow
* any Throwable. Consequently, we should better restore the
* interrupted state.
*/
interrupted = true;
} else if (t instanceof ThreadDeath) throw (ThreadDeath) t;
}
if (interrupted) Thread.currentThread().interrupt();
}