import com.google.common.annotations.GwtCompatible;
import javax.annotation.CheckForNull;

/**
 * {@link Error} variant of {@link java.util.concurrent.ExecutionException}. As with {@code
 * ExecutionException}, the error's {@linkplain #getCause() cause} comes from a failed task,
 * possibly run in another thread. That cause should itself be an {@code Error}; if not, use {@code
 * ExecutionException} or {@link UncheckedExecutionException}. This allows the client code to

     * The error's stacktrace will be output when this error level is enabled.
     *
     * @param content
     * @param error
     */
    void error(CharSequence content, Throwable error);

    /**
     * Send an exception to the user in the <b>error</b> error level.<br>
     * The stack trace for this exception will be output when this error level is enabled.
     *
     * @param error

        log.warn(message.toString());
    }

    /**
     * ERROR情報を出力します。
     *
     * @param message
     *            メッセージ
     * @param throwable
     *            例外
     */
    public void error(final Object message, final Throwable throwable) {
        log.error(message.toString(), throwable);
    }

    /**
     * ERROR情報を出力します。
     *
     * @param message
     *            メッセージ

    @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();
    }

    }
  }

  public void testTransformAsync_asyncFunction_error() throws InterruptedException {
    final Error error = new Error("deliberate");
    AsyncFunction<String, Integer> function =
        new AsyncFunction<String, Integer>() {
          @Override
          public ListenableFuture<Integer> apply(String input) {
            throw error;
          }
        };

       */
      log(throwable);
    }
  }

  private static void log(Throwable throwable) {
    String message =
        (throwable instanceof Error)
            ? "Input Future failed with Error"
            : "Got more than one input Future failure. Logging failures after the first";
    logger.get().log(SEVERE, message, throwable);
  }

  @Override

        validateStringNotEmpty("modelVersion", problems, Severity.ERROR, Version.BASE, m.getModelVersion(), m);

        validateCoordinateId("groupId", problems, m.getGroupId(), m);

        validateCoordinateId("artifactId", problems, m.getArtifactId(), m);

        validateStringNotEmpty("packaging", problems, Severity.ERROR, Version.BASE, m.getPackaging(), m);

        if (!m.getModules().isEmpty()) {

          } catch (Exception e) { // sneaky checked exception
            AssertionError error =
                new AssertionFailedError("Serialization failed on return value of " + factory);
            error.initCause(e.getCause());
            throw error;
          } catch (AssertionFailedError e) {
            AssertionError error =
                new AssertionFailedError(

   * @param to the output stream
   * @throws IOException if an I/O error occurs
   */
  public static void copy(File from, OutputStream to) throws IOException {
    asByteSource(from).copyTo(to);
  }

  /**
   * Copies all the bytes from one file to another.
   *
   * <p>Copying is not an atomic operation - in the case of an I/O error, power loss, process

        }

        List<String> errors = new ArrayList<>();
        pluginValidator.validate(pluginArtifact, pluginDescriptor, errors);

        if (!errors.isEmpty()) {
            throw new InvalidPluginDescriptorException(
                    "Invalid plugin descriptor for " + plugin.getId() + " (" + pluginFile + ")", errors);
        }

        pluginDescriptor.setPluginArtifact(pluginArtifact);