static {
connectionCounter = new AtomicInteger(0);
DEBUG_ENABLED = false;
try {
DEBUG_ENABLED = Boolean.getBoolean("smack.debugEnabled");
} catch (Exception e) {
}
SmackConfiguration.getVersion();
}
/**
* Returns the private data specified by the given element name and namespace. Each chunk of
* private data is uniquely identified by an element name and namespace pair.
*
* <p>If a PrivateDataProvider is registered for the specified element name/namespace pair then
* that provider will determine the specific object type that is returned. If no provider is
* registered, a {@link DefaultPrivateData} instance will be returned.
*
* @param elementName the element name.
* @param namespace the namespace.
* @return the private data.
* @throws XMPPException if an error occurs getting the private data.
*/
public PrivateData getPrivateData(final String elementName, final String namespace)
throws XMPPException {
// Create an IQ packet to get the private data.
IQ privateDataGet =
new IQ() {
public String getChildElementXML() {
StringBuilder buf = new StringBuilder();
buf.append("<query xmlns=\"jabber:iq:private\">");
buf.append("<")
.append(elementName)
.append(" xmlns=\"")
.append(namespace)
.append("\"/>");
buf.append("</query>");
return buf.toString();
}
};
privateDataGet.setType(IQ.Type.GET);
// Address the packet to the other account if user has been set.
if (user != null) {
privateDataGet.setTo(user);
}
// Setup a listener for the reply to the set operation.
String packetID = privateDataGet.getPacketID();
PacketCollector collector = connection.createPacketCollector(new PacketIDFilter(packetID));
// Send the private data.
connection.sendPacket(privateDataGet);
// Wait up to five seconds for a response from the server.
IQ response = (IQ) collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
// Stop queuing results
collector.cancel();
if (response == null) {
throw new XMPPException("No response from the server.");
}
// If the server replied with an error, throw an exception.
else if (response.getType() == IQ.Type.ERROR) {
throw new XMPPException(response.getError());
}
return ((PrivateDataResult) response).getPrivateData();
}
public boolean isReadAlive() {
return System.currentTimeMillis() - this.readAlive
< ((long) SmackConfiguration.getCheckAliveInterval());
}
