/**
     * Monitors active registrations and sends heartbeats.
     */
    private void monitorRegistrations() {
        for (WitnessRegistration registration : registrations.values()) {
            if (registration.getState() == WitnessRegistrationState.REGISTERED) {
                // Send periodic heartbeat
                sendHeartbeat(registration);
            }
        }
    }

    /**

        public String getName() {
            return name;
        }

        public List<String> getProcessedUrls() {
            return new ArrayList<>(processedUrls);
        }

        public int getState() {
            return state;
        }

        public void reset() {
            processedUrls.clear();
            state = 0;
        }
    }

    /**

     *
     * @return the current registration state
     */
    public WitnessRegistrationState getState() {
        return state;
    }

    /**
     * Sets the registration state.
     *
     * @param state the new registration state
     */
    public void setState(WitnessRegistrationState state) {
        this.state = state;
    }

    /**
     * Gets the registration flags.

    assertEquals(THREAD_PRIORITY, thread.getPriority());
    assertEquals(THREAD_DAEMON, thread.isDaemon());
    assertSame(UNCAUGHT_EXCEPTION_HANDLER, thread.getUncaughtExceptionHandler());
    assertThat(thread.getState()).isEqualTo(Thread.State.NEW);

    assertFalse(completed);
    thread.start();
    thread.join();
    assertTrue(completed);
  }

  public void testNulls() {

    assertEquals(THREAD_PRIORITY, thread.getPriority());
    assertEquals(THREAD_DAEMON, thread.isDaemon());
    assertSame(UNCAUGHT_EXCEPTION_HANDLER, thread.getUncaughtExceptionHandler());
    assertThat(thread.getState()).isEqualTo(Thread.State.NEW);

    assertFalse(completed);
    thread.start();
    thread.join();
    assertTrue(completed);
  }

  public void testNulls() {

    }

    /**
     * Get current channel state
     *
     * @return channel state
     */
    public ChannelState getState() {
        return state;
    }

    /**
     * Set channel state
     *
     * @param state new state
     */
    public void setState(ChannelState state) {
        this.state = state;
    }

    /**
     * Get the time when channel was established
     *

    void awaitWaiting() {
      while (!isBlocked()) {
        if (getState() == State.TERMINATED) {
          throw new RuntimeException("Thread exited");
        }
        Thread.yield();
      }
    }

    private boolean isBlocked() {
      return getState() == Thread.State.WAITING && LockSupport.getBlocker(this) == future;
    }
  }

        return receiveCredits.get();
    }

    /**
     * Get connection state
     *
     * @return current connection state
     */
    public RdmaConnectionState getState() {
        return state;
    }

    /**
     * Get remote address
     *
     * @return remote socket address
     */
    public InetSocketAddress getRemoteAddress() {

        WitnessRegistration registration = future.get(5, TimeUnit.SECONDS);

        assertNotNull(registration);
        assertEquals(WitnessRegistrationState.REGISTERED, registration.getState());
        assertEquals("\\\\server\\share", registration.getShareName());
        assertEquals(serverAddress, registration.getServerAddress());

    void awaitWaiting() {
      while (!isBlocked()) {
        if (getState() == State.TERMINATED) {
          throw new RuntimeException("Thread exited");
        }
        Thread.yield();
      }
    }

    private boolean isBlocked() {
      return getState() == Thread.State.WAITING && LockSupport.getBlocker(this) == future;
    }
  }