latch.countDown();
  }

  /** Constructs a listenable future with a value available after the latch has counted down. */
  protected abstract <V> ListenableFuture<V> createListenableFuture(
      V value, @Nullable Exception except, CountDownLatch waitOn);

  /** Tests that the {@link Future#get()} method blocks until a value is available. */
  public void testGetBlocksUntilValueAvailable() throws Throwable {

            "The TID specified was invalid.", "The handle is invalid.", "The network name cannot be found.",
            "Not enough storage is available to process this command.", "The media is write protected.", "The device is not ready.",
            "A device attached to the system is not functioning.", "A device attached to the system is not functioning.",

            "The TID specified was invalid.", "The handle is invalid.", "The network name cannot be found.",
            "Not enough storage is available to process this command.", "The media is write protected.", "The device is not ready.",
            "A device attached to the system is not functioning.", "A device attached to the system is not functioning.",

		// fmt.Println(output)
		switch {
		case testCase.dlURL == "" && output != "":
			t.Errorf("Testcase %d: no newer release available but got an update message: %s", i+1, output)
		case output == "" && testCase.dlURL != "" && testCase.older > 0:
			t.Errorf("Testcase %d: newer release is available but got empty update message!", i+1)
		case output == "" && (testCase.dlURL == "" || testCase.older <= 0):

    //                                                                         ===========
    protected final ColumnInfo _columnAvailable = cci("available", "available", null, null, Boolean.class, "available", null, false, false,
            false, "Boolean", 0, 0, null, null, false, null, null, null, null, null, false);

    }

    /**
     * Get number of available send regions in pool
     *
     * @return available send regions
     */
    public int getAvailableSendRegions() {
        return availableSendRegions.size();
    }

    /**
     * Get number of available receive regions in pool
     *
     * @return available receive regions
     */
    public int getAvailableReceiveRegions() {

    /**
     * Determines the mirror for the specified repository.
     *
     * @param repository The repository to determine the mirror for, must not be {@code null}.
     * @param mirrors The available mirrors, may be {@code null}.
     * @return The mirror specification for the repository or {@code null} if no mirror matched.
     */
    Mirror getMirror(ArtifactRepository repository, List<Mirror> mirrors);

    /**

            // Given - different values for caller available and actual free units
            ByteBuffer buffer = ByteBuffer.allocate(32);
            buffer.order(ByteOrder.LITTLE_ENDIAN);
            buffer.putLong(1000L); // Total allocation units
            buffer.putLong(500L); // Caller available allocation units
            buffer.putLong(600L); // Actual free allocation units (should be skipped)

    //                                                                         ===========
    protected final ColumnInfo _columnAvailable = cci("available", "available", null, null, Boolean.class, "available", null, false, false,
            false, "Boolean", 0, 0, null, null, false, null, null, null, null, null, false);

        // Verify stack trace is available
        StackTraceElement[] stackTrace = runtimeException.getStackTrace();
        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);

        // Verify the cause's stack trace is also available
        StackTraceElement[] causeStackTrace = runtimeException.getCause().getStackTrace();