long remainingNanos = unit.toNanos(timeout);
      long end = System.nanoTime() + remainingNanos;

      while (true) {
        try {
          // CountDownLatch treats negative timeouts just like zero.
          return latch.await(remainingNanos, NANOSECONDS);
        } catch (InterruptedException e) {
          interrupted = true;
          remainingNanos = end - System.nanoTime();
        }
      }
    } finally {

    if (future.isDone()) {
      return;
    }
    long timeoutSeconds = timeoutSeconds();
    long deadline = System.nanoTime() + SECONDS.toNanos(timeoutSeconds);
    do {
      System.runFinalization();
      if (future.isDone()) {
        return;
      }
      System.gc();
      try {
        future.get(1L, SECONDS);
        return;
      } catch (CancellationException | ExecutionException ok) {

    if (isJdk9OrHigher()) {
      return;
    }
    SecurityManager oldSecurityManager = System.getSecurityManager();
    try {
      System.setSecurityManager(null);
      doTestUnloadable();
    } finally {
      System.setSecurityManager(oldSecurityManager);
    }
  }

  /**

        checkScopeUpdate(Artifact.SCOPE_RUNTIME, Artifact.SCOPE_SYSTEM, Artifact.SCOPE_SYSTEM);
        checkScopeUpdate(Artifact.SCOPE_RUNTIME, Artifact.SCOPE_TEST, Artifact.SCOPE_RUNTIME);

        /* farthest = system */
        checkScopeUpdate(Artifact.SCOPE_SYSTEM, Artifact.SCOPE_COMPILE, Artifact.SCOPE_COMPILE);
        checkScopeUpdate(Artifact.SCOPE_SYSTEM, Artifact.SCOPE_PROVIDED, Artifact.SCOPE_PROVIDED);

            forEachJavaProcess(psOutput, commandLineArgsPattern, (pid, line) -> {
                System.out.println("Killing Gradle process with PID " + pid + ": " + line);
                pkill(pid);
            });
        } else {
            forEachLeakingJavaProcess(rootProjectDir, (pid, line) -> {

         * So this is probably just the "Windows Java 8" case. In that case, if we wanted *another*
         * layer of fallback before consulting the system property, we could try
         * com.sun.security.auth.module.NTSystem.
         *
         * But for now, we use the value from the system property as our best guess.
         */
        return fromSystemProperty;
      } catch (InvocationTargetException e) {

            return a;
        }
        @SuppressWarnings("unchecked")
        final T[] array = (T[]) Array.newInstance(a.getClass().getComponentType(), a.length + b.length);
        System.arraycopy(a, 0, array, 0, a.length);
        System.arraycopy(b, 0, array, a.length, b.length);
        return array;
    }

    /**
     * 二つの配列を連結した配列を返します。
     * <p>

            offset += 2;
            System.arraycopy(domain, 0, targetInfo, offset, domainLength);
            offset += domainLength;
        }
        if ( serverLength > 0 ) {
            writeUShort(targetInfo, offset, 1);
            offset += 2;
            writeUShort(targetInfo, offset, serverLength);
            offset += 2;
            System.arraycopy(server, 0, targetInfo, offset, serverLength);
        }

            System.arraycopy(NTLMSSP_SIGNATURE, 0, type2, 0, 8);
            writeULong(type2, 8, 2);
            writeSecurityBuffer(type2, 12, data, target);
            writeULong(type2, 20, flags);
            System.arraycopy(challenge != null ? challenge : new byte[8], 0,
                    type2, 24, 8);
            if (context != null) System.arraycopy(context, 0, type2, 32, 8);

    List<String> getGoals();

    // Properties

    /**
     * Sets the system properties to use for interpolation and profile activation. The system properties are collected
     * from the runtime environment like {@link System#getProperties()} and environment variables.
     *
     * @param systemProperties The system properties, may be {@code null}.
     * @return This request, never {@code null}.
     */