public class JChannel ...
{
  // Initialization can accept either options or configuration file
  public JChannel (String props) throws Exception;

  // Join a group with a given name
  public void connect (String cluster) throws Exception;
  public void disconnect ();

  // View is the current list of members
  public View getView ();

  public void send (Message msg) throws Exception;
  public void send (Address dst, byte[] buf) throws Exception;
  public void send (Address dst, Serializable obj) throws Exception;
  public void receive (Message msg);

  // Asynchronous notification about messages and membership is available
  public void setReceiver (Receiver r);

  ...
}