@Override
  public void run() {
    T result = null;
    Throwable error = null;
    if (isDone()) {
      return;
    }
    try {
      result = runInterruptibly();
    } catch (Throwable t) {
      error = t;
    }
    if (error == null) {
      // The cast is safe because of the `run` and `error` checks.
      afterRanInterruptiblySuccess(uncheckedCastNullableTToT(result));
    } else {

   *
   * @throws IOException if an I/O error occurs
   */
  @Override
  public void writeChar(int v) throws IOException {
    writeShort(v);
  }

  /**
   * Writes a {@code String} as specified by {@link DataOutputStream#writeChars(String)}, except
   * each character is written using little-endian byte order.
   *
   * @throws IOException if an I/O error occurs
   */
  @Override

    @Override
    public boolean isErrorEnabled() {
        return logger.isErrorEnabled();
    }

    @Override
    public void error(final String message) {
        logger.error(message);
    }

    @Override
    public void error(final String message, final Throwable t) {
        logger.error(message, t);
    }

    @Override
    public boolean isWarnEnabled() {
        return logger.isWarnEnabled();
    }

    Object newValue = new Object();
    valueRef.set(newValue);
    assertSame(newValue, cache.getUnchecked(new Object()));
  }

  public void testGetUnchecked_error() {
    final Error cause = new Error();
    final AtomicReference<Object> valueRef = new AtomicReference<>();
    LoadingCache<Object, Object> cache =
        new AbstractLoadingCache<Object, Object>() {
          @Override

            writeHeader(fw);
            if (errors.isEmpty()) {
                fw.println("All clear!");
                return;
            }
            for (Map.Entry<File, List<Error>> e : errors.entrySet()) {
                File file = e.getKey();
                List<Error> errorsForFile = e.getValue();

                StringBuilder sb = new StringBuilder();
                for (Error error : errorsForFile) {

        // execute
        ToolchainPrivate[] toolchains = toolchainManager.getToolchainsForType("basic", session);

        // verify
        verify(logger, never()).error(anyString());
        assertEquals(1, toolchains.length);
    }

    @Test
    void testToolchainsForUnknownType() throws Exception {
        // prepare
        MavenSession session = mock(MavenSession.class);

    throw new JudgmentError();
  }

  @Subscribe
  @AllowConcurrentEvents
  public void threadSafeMethod(Object arg) {}

  /** Local Error subclass to check variety of error thrown. */
  class JudgmentError extends Error {

    private static final long serialVersionUID = 634248373797713373L;
  }

        };
    addCallback(f, callback, directExecutor());
    f.cancel(true);
  }

  public void testThrowErrorFromGet() {
    Error error = new AssertionError("ASSERT!");
    ListenableFuture<String> f = UncheckedThrowingFuture.throwingError(error);
    MockCallback callback = new MockCallback(error);
    addCallback(f, callback, directExecutor());
  }

  public void testRuntimeExceptionFromGet() {

      immediateFailedFuture(OTHER_THROWABLE);
  static final Error ERROR = new Error("mymessage");
  static final Future<String> FAILED_FUTURE_ERROR = immediateFailedFuture(ERROR);
  static final Future<String> RUNTIME_EXCEPTION_FUTURE =
      UncheckedThrowingFuture.throwingRuntimeException(RUNTIME_EXCEPTION);
  static final Future<String> ERROR_FUTURE = UncheckedThrowingFuture.throwingError(ERROR);

    public void testWarn() throws Exception {
        logger.warn("warn");
    }

    /**
     * @throws Exception
     */
    @Test
    public void testError() throws Exception {
        logger.error("error");
    }

    /**
     * @throws Exception
     */
    @Test
    public void testFatal() throws Exception {
        logger.fatal("fatal");
    }

    /**
     * @throws Exception
     */