import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Base class for tests for emulated {@link AbstractFuture} that allow subclasses to swap in a
 * different "source Future" for {@link AbstractFuture#setFuture} calls.
 */
@GwtCompatible(emulated = true)
abstract class AbstractAbstractFutureTest extends TestCase {

      // Runnable is executed more than once, allocate a wrapper that we know is safe to remove by
      // object identity.
      // A data structure that returned a removal handle from add() would allow eliminating this
      // allocation.
      submittedTask =
          new Runnable() {
            @Override
            public void run() {
              task.run();
            }

import org.apache.maven.settings.v4.SettingsMerger;

/**
 * Several convenience methods to handle settings
 *
 */
public final class SettingsUtilsV4 {

    private SettingsUtilsV4() {
        // don't allow construction.
    }

    /**
     * @param dominant
     * @param recessive
     */
    public static Settings merge(Settings dominant, Settings recessive) {

         */


        Path krbConfig = Files.createTempFile("krb5", ".conf");
        Files.write(krbConfig,Arrays.asList("[libdefaults]", "allow_weak_crypto=true"));
        System.setProperty("java.security.krb5.conf", krbConfig.toString());

        @SuppressWarnings("unchecked")
        List<String> list = (List<String>) propMap.get(CORS_ALLOW_ORIGIN);
        if (list == null) {
            list = split(getApiCorsAllowOrigin(), "\n")
                    .get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).collect(Collectors.toList()));
            propMap.put(CORS_ALLOW_ORIGIN, list);
        }
        return list;
    }

      int oneSecWorthOfWork = rate;
      stopwatch.sleepMillis(rate * 1000);
      limiter.setRate(rate);
      long burst = measureTotalTimeMillis(limiter, oneSecWorthOfWork, new Random());
      // we allow one second worth of work to go in a burst (i.e. take less than a second)
      assertTrue(burst <= 1000);
      long afterBurst = measureTotalTimeMillis(limiter, oneSecWorthOfWork, new Random());

 * views are modifiable.
 *
 * <p>This class is not threadsafe when any concurrent operations update the multimap. Concurrent
 * read operations will work correctly. To allow concurrent update operations, wrap your multimap
 * with a call to {@link Multimaps#synchronizedListMultimap}.
 *
 * <p>See the Guava User Guide article on <a href=

    protected static final String SPNEGO_ALLOW_DELEGATION = "spnego.allow.delegation";
    protected static final String SPNEGO_ALLOW_LOCALHOST = "spnego.allow.localhost";
    protected static final String SPNEGO_PROMPT_NTLM = "spnego.prompt.ntlm";
    protected static final String SPNEGO_ALLOW_UNSECURE_BASIC = "spnego.allow.unsecure.basic";
    protected static final String SPNEGO_ALLOW_BASIC = "spnego.allow.basic";

          .that(ratio)
          .isAtMost(
              2
                  * constructionAsymptotics.applyAsDouble(largeSize)
                  / constructionAsymptotics.applyAsDouble(smallSize));
      // allow up to 2x wobble in the constant factors
    }
  }

  public void testResistsHashFloodingOnQuery() {
    CallsCounter smallCounter = new CallsCounter();

    // some of the previously added runnables, but we're OK with that. If we want to change the
    // contract to guarantee ordering among runnables we'd have to modify the logic here to allow
    // it.
    executeListener(runnable, executor);
  }

  /**
   * Runs this execution list, executing all existing pairs in the order they were added. However,