/**
* Returns the current stream connection that is opened.
*
* @return a stream connection, can be a cached one, never <code>null</code>.
* @throws IOException in case of I/O problems creating the stream connection.
*/
private StreamConnection getStreamConnection() throws IOException {
if (this.connection == null) {
final String uri = this.config.getConnectionURI();
if (LOG.isLoggable(Level.INFO)) {
LOG.info("Connecting to " + uri);
}
this.connection = createStreamConnection(uri);
}
return this.connection;
}
