* object to facilitate testing.
   */
  private final SleepingStopwatch stopwatch;

  // Can't be initialized in the constructor because mocks don't call the constructor.
  private volatile @Nullable Object mutexDoNotUseDirectly;

  private Object mutex() {
    Object mutex = mutexDoNotUseDirectly;
    if (mutex == null) {
      synchronized (this) {

    private lsarpc.LsarSidArray mockLsarSidArray;

    @BeforeEach
    void setUp() {
        // Directly set the deferred field on the mock
        mockNdrBuffer.deferred = mockDeferredBuffer;

        // Configure mocks for NdrBuffer interactions
        lenient().when(mockDeferredBuffer.derive(anyInt())).thenReturn(mockDeferredBuffer);
        lenient().doNothing().when(mockDeferredBuffer).advance(anyInt());

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
import java.util.concurrent.locks.LockSupport;
import org.jspecify.annotations.Nullable;
import sun.misc.Unsafe;

/** Supertype of {@link AbstractFuture} that contains platform-specific functionality. */

		unlockOnDefer = true
	}

	checkPrecondFn := opts.CheckPrecondFn
	opts.CheckPrecondFn = nil // do not need to apply pre-conditions at lower layer.
	opts.NoLock = true        // no locks needed at lower levels for getObjectInfo()
	objInfo, zIdx, err := z.getLatestObjectInfoWithIdx(ctx, bucket, object, opts)
	if err != nil {
		if objInfo.DeleteMarker {
			if opts.VersionID == "" {

			mu.Unlock()
			return nil
		}, index)
	}

	err := errors.Join(g.Wait()...)
	return policies, err
}

// policyDBGet - lower-level helper; does not take locks.
//
// If a group is passed, it returns policies associated with the group.
//
// If a user is passed, it returns policies of the user along with any groups
// that the server knows the user is a member of.
//

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        // Initialize IndexUpdater
        indexUpdater = new IndexUpdater();

        // Initialize mocks/test doubles
        systemHelper = new TestSystemHelper();
        indexingHelper = new TestIndexingHelper();
        intervalControlHelper = new TestIntervalControlHelper();
        searchLogHelper = new TestSearchLogHelper();

import java.util.concurrent.ScheduledFuture;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.locks.ReentrantLock;
import java.util.logging.Level;
import org.jspecify.annotations.Nullable;

/**
 * Base class for services that can implement {@link #startUp} and {@link #shutDown} but while in

    private lsarpc.LsarSidArray mockLsarSidArray;

    @BeforeEach
    void setUp() {
        // Directly set the deferred field on the mock
        mockNdrBuffer.deferred = mockDeferredBuffer;

        // Configure mocks for NdrBuffer interactions
        lenient().when(mockDeferredBuffer.derive(anyInt())).thenReturn(mockDeferredBuffer);
        lenient().doNothing().when(mockDeferredBuffer).advance(anyInt());

}

// Close - marks the client as closed.
func (client *peerRESTClient) Close() error {
	client.restClient.Close()
	return nil
}

// GetLocks - fetch older locks for a remote node.
func (client *peerRESTClient) GetLocks(ctx context.Context) (lockMap map[string][]lockRequesterInfo, err error) {
	resp, err := getLocksRPC.Call(ctx, client.gridConn(), grid.NewMSS())

import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
import java.util.concurrent.locks.LockSupport;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**