Package com.hazelcast.client

Interface ClientService

public interface ClientService
ClientService allows you to query connected Clients and attach/detach ClientListeners to listen to connection events.

All the methods are thread-safe.

See Also:

  • Method Details

    • getConnectedClients

      @Nonnull Collection<Client> getConnectedClients()
      Returns all connected clients to this member.
      Returns:
      all connected clients to this member

    • addClientListener

      @Nonnull UUID addClientListener(@Nonnull ClientListener clientListener)
      Adds a ClientListener. When a ClientListener is added more than once, it will receive duplicate events.
      Parameters:
      clientListener - the ClientListener to add
      Returns:
      registration ID which can be used to remove the listener using the removeClientListener(UUID) method
      Throws:
      NullPointerException - if clientListener is null

    • removeClientListener

      boolean removeClientListener(@Nonnull UUID registrationId)
      Removes a ClientListener. Can safely be called with a non existing ID, or when the ClientListener already is removed.
      Parameters:
      registrationId - ID of the ClientListener registration
      Returns:
      true if registration is removed, false otherwise
      Throws:
      NullPointerException - if registration ID is null