/**
* Called by a subclass when a client connection fails. Removes <code>connectionId</code> from the
* list returned by {@link #getConnectionIds()}, then emits a {@link JMXConnectionNotification}
* with type {@link JMXConnectionNotification#FAILED}.
*
* @param connectionId the ID of the failed connection.
* @param message the message for the emitted {@link JMXConnectionNotification}. Can be null. See
* {@link Notification#getMessage()}.
* @param userData the <code>userData</code> for the emitted {@link JMXConnectionNotification}.
* Can be null. See {@link Notification#getUserData()}.
* @exception NullPointerException if <code>connectionId</code> is null.
*/
protected void connectionFailed(String connectionId, String message, Object userData) {
if (connectionId == null) throw new NullPointerException("Illegal null argument");
synchronized (connectionIds) {
connectionIds.remove(connectionId);
}
sendNotification(JMXConnectionNotification.FAILED, connectionId, message, userData);
}
private void sendNotification(String type, String connectionId, String message, Object userData) {
Notification notif =
new JMXConnectionNotification(
type, getNotificationSource(), connectionId, nextSequenceNumber(), message, userData);
sendNotification(notif);
}