import java.util.logging.Logger;

/**
 * Utility methods for working with {@link Flushable} objects.
 *
 * @author Michael Lancaster
 * @since 1.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class Flushables {
  private static final Logger logger = Logger.getLogger(Flushables.class.getName());

  private Flushables() {}

  /**
   * Flush a {@link Flushable}, with control over whether an {@code IOException} may be thrown.

    /**
     * Builds the effective model by completing the specified interim result which was produced by a previous call to
     * {@link #build(ModelBuildingRequest)} with {@link ModelBuildingRequest#isTwoPhaseBuilding()} being {@code true}.
     * The model building request passed to this method must be the same as the one used for the first phase of the
     * model building.
     *

 *
 * <p><b>Warning:</b> The methods of {@code ForwardingBlockingDeque} forward <b>indiscriminately</b>
 * to the methods of the delegate. For example, overriding {@link #add} alone <b>will not</b> change
 * the behaviour of {@link #offer} which can lead to unexpected behaviour. In this case, you should
 * override {@code offer} as well, either providing your own implementation, or delegating to the

    expectUnchanged();
    expectMissing(e3());
  }

  /**
   * Returns the {@link Method} instance for {@link #testAddAtIndex_nullSupported()} so that tests
   * can suppress it. See {@link CollectionAddTester#getAddNullSupportedMethod()} for details.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection

    expectUnchanged();
  }

  private int aValidIndex() {
    return getList().size() / 2;
  }

  /**
   * Returns the {@link java.lang.reflect.Method} instance for {@link #testSet_null()} so that tests
   * of {@link java.util.Collections#checkedCollection(java.util.Collection, Class)} can suppress it
   * with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a

   * System#getProperty(String)}.
   *
   * <p>The value returned by this method is non-null except in rare circumstances:
   *
   * <ul>
   *   <li>{@link #JAVA_EXT_DIRS} was deprecated in Java 8 and removed in Java 9. We have not
   *       confirmed whether it is available under older versions.

      int k, Comparator<? super T> comparator) {
    return least(k, comparator.reversed());
  }

  /**
   * Returns a comparator of {@link Optional} values which treats {@link Optional#empty} as less
   * than all other values, and orders the rest using {@code valueComparator} on the contained
   * value.
   *
   * @since 22.0 (but only since 33.4.0 in the Android flavor)

            values.put(key, value.toLowerCase());
        });

        return values;
    }

    /**
     * Searches the entries in {@link #DOCKER_BINARIES} for the Docker CLI. This method does
     * not check whether the Docker installation appears usable, see {@link #getDockerAvailability()}
     * instead.
     *
     * @return the path to a CLI, if available.
     */
    private Optional<String> getDockerPath() {

  /**
   * An instance created in {@link #readObject} to be returned from {@link #readResolve}. This field
   * is used only by those methods, and it is never set in a "normal" instance.
   *
   * <p>This class needs to write deserialized data into fields that are {@code final transient}.
   * Such writes will become impossible to perform in {@link #readObject} after JEP 500. Instead, we

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