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 {

import org.codelibs.fess.Constants;

/**
 * A wrapper class that manages a system process for job execution.
 * This class provides access to the underlying process and manages
 * the input stream thread for capturing process output.
 */
public class JobProcess {
    /**
     * The underlying system process.
     */
    protected Process process;

    /**

    @Nonnull
    Map<String, String> getUserProperties();

    /**
     * Returns immutable system properties to use for interpolation. The system properties are collected from the
     * runtime environment such as {@link System#getProperties()} and environment variables
     * (prefixed with {@code env.}).
     *
     * @return the system properties, never {@code null}
     */
    @Nonnull
    Map<String, String> getSystemProperties();

          if (response.request().header("Authorization") != null) {
            return null; // Give up, we've already attempted to authenticate.
          }

          System.out.println("Authenticating for response: " + response);
          System.out.println("Challenges: " + response.challenges());
          String credential = Credentials.basic("jesse", "password1");
          return response.request().newBuilder()

        assertTrue(provider.getMaxMessageSize() > 0, "Max message size should be positive");

        System.out.println("Selected RDMA provider: " + provider.getProviderName());
        System.out.println("Supported capabilities: " + provider.getSupportedCapabilities());
        System.out.println("Max message size: " + provider.getMaxMessageSize());
    }

    @Test

* A particular program while it is **running** on the operating system.
    * This doesn't refer to the file, nor to the code, it refers **specifically** to the thing that is being **executed** and managed by the operating system.
* Any program, any code, **can only do things** when it is being **executed**. So, when there's a **process running**.

    #       e.g. foo or df:dfprop/system-password.txt|foo
    #       (NotRequired - Default '')
    #   o isSkipIfNotFoundPasswordFileAndDefault: Does it skip the user SQL statement
    #       when using password file but not found it and also default password?
    #       (NotRequired - Default false)
    #
    #; additionalUserMap = map:{
    #    ; system = map:{
    #        #; url = ...

        }
    }

    /**
     * Checks if the given URL represents a file system path.
     * Determines if the URL uses file system protocols that may require
     * special handling for content serving.
     *
     * @param url the URL to check
     * @return true if the URL is a file system path, false otherwise
     */
    protected boolean isFileSystemPath(final String url) {

                executor.submit(() -> {
                    for (int i = 0; i < operationsPerThread; i++) {
                        long startTime = System.nanoTime();
                        boolean result = correctAuth.equals(wrongAuth);
                        long endTime = System.nanoTime();
                        timings.add(endTime - startTime);
                        assertFalse(result, "Passwords should not be equal");

   * A ticker that reads the current time using {@link System#nanoTime}.
   *
   * @since 10.0
   */
  public static Ticker systemTicker() {
    return SYSTEM_TICKER;
  }

  private static final Ticker SYSTEM_TICKER =
      new Ticker() {
        @Override
        @SuppressWarnings("GoodTime") // reading system time without TimeSource
        public long read() {
          return System.nanoTime();
        }
      };