assertArgumentNotNull("iterator", iterator);

        return () -> new IndexedIterator<>(iterator);
    }

    /**
     * Constructs an instance.
     *
     * @param iterator the iterator (must not be {@literal null})
     */
    public IndexedIterator(final Iterator<T> iterator) {
        assertArgumentNotNull("iterator", iterator);

    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

 *
 * @author Ben Yu
 */
@NullUnmarked
public class AbstractPackageSanityTestsTest extends TestCase {
  /*
   * This is a public type so that the Android test runner can create an instance directly as it
   * insists upon doing. It then runs the test, which behaves exactly like this package's existing
   * PackageSanityTests. (The test would run on the JVM, too, if not for the suppression below, and

 *
 * {@snippet :
 * public <N> someGraphAlgorithm(N startNode, PredecessorsFunction<N> predecessorsFunction);
 * }
 *
 * you will invoke it depending on the graph representation you're using.
 *
 * <p>If you have an instance of one of the primary {@code common.graph} types ({@link Graph},
 * {@link ValueGraph}, and {@link Network}):
 *
 * {@snippet :
 * someGraphAlgorithm(startNode, graph);
 * }
 *

 *
 * {@snippet :
 * public <N> someGraphAlgorithm(N startNode, SuccessorsFunction<N> successorsFunction);
 * }
 *
 * you will invoke it depending on the graph representation you're using.
 *
 * <p>If you have an instance of one of the primary {@code common.graph} types ({@link Graph},
 * {@link ValueGraph}, and {@link Network}):
 *
 * {@snippet :
 * someGraphAlgorithm(startNode, graph);
 * }
 *

     *
     * @return the transport pool
     */
    SmbTransportPool getTransportPool();

    /**
     * Get the DFS resolver for handling distributed file system paths
     *
     * @return the DFS instance for this context
     */
    DfsResolver getDfs();

    /**
     * Get the SID resolver for resolving security identifiers
     *
     * @return the SID resolver for this context
     */

    /**
     * Sets the URL stream handler factory for the environment.  This
     * allows specification of the factory used in creating underlying
     * stream handlers.  This can be called once per JVM instance.
     *
     * @param factory The URL stream handler factory.
     */
    public static void setURLStreamHandlerFactory(final URLStreamHandlerFactory factory) {
        synchronized (PROTOCOL_HANDLERS) {

// It returns a single-use iterator.
func SplitSeq(s, sep []byte) iter.Seq[[]byte] {
	return splitSeq(s, sep, 0)
}

// SplitAfterSeq returns an iterator over subslices of s split after each instance of sep.
// The iterator yields the same subslices that would be returned by [SplitAfter](s, sep),
// but without constructing a new slice containing the subslices.
// It returns a single-use iterator.

	}
	if n.lockMap[resource].ref == 0 {
		// Remove from the map if there are no more references.
		delete(n.lockMap, resource)
	}
}

// dsync's distributed lock instance.
type distLockInstance struct {
	rwMutex *dsync.DRWMutex
	opsID   string
}

// Lock - block until write lock is taken or timeout has occurred.

 * immutable <i>supplier</i> of {@code InputStream} instances.
 *
 * <p>{@code ByteSource} provides two kinds of methods:
 *
 * <ul>
 *   <li><b>Methods that return a stream:</b> These methods should return a <i>new</i>, independent
 *       instance each time they are called. The caller is responsible for ensuring that the
 *       returned stream is closed.