return nil, oErr
	}
	return queueStore, nil
}

// Tear down queue store.
func tearDownQueueStore() error {
	return os.RemoveAll(queueDir)
}

// TestQueueStorePut - tests for store.Put
func TestQueueStorePut(t *testing.T) {
	defer func() {
		if err := tearDownQueueStore(); err != nil {
			t.Fatal("Failed to tear down store ", err)
		}
	}()
	store, err := setUpQueueStore(queueDir, 100)

            super(invoker, invokerRequest);
        }

        @Override
        public void close() throws InvokerException {
            // we are resident, we do not shut down here
        }

        public void shutDown() throws InvokerException {
            super.close();
        }

        public LocalContext copy(MavenInvokerRequest<MavenOptions> invokerRequest) {

package store

import (
	"context"
	"sync"
	"testing"
	"time"
)

func TestBatchCommit(t *testing.T) {
	defer func() {
		if err := tearDownQueueStore(); err != nil {
			t.Fatalf("Failed to tear down store; %v", err)
		}
	}()
	store, err := setUpQueueStore(queueDir, 100)
	if err != nil {
		t.Fatalf("Failed to create a queue store; %v", err)
	}

	var limit uint32 = 100

  TFE_ExecutorWaitForAllPendingNodes(executor, status);
  ASSERT_EQ(TF_OK, TF_GetCode(status)) << TF_Message(status);

  // TODO(b/136478427): Figure out how to correctly shut the server down.
  worker_server.release();

  // Update the server def with a new set of names (worker instead of
  // localhost).
  tensorflow::ServerDef updated_server_def = GetServerDef("worker", 2);

The same way, you can define logic (code) that should be executed when the application is **shutting down**. In this case, this code will be executed **once**, **after** having handled possibly **many requests**.

  TFE_ContextRemoveFunction(ctx, "AddVariablesFunction", status);
  TFE_DeleteContext(ctx);

  TF_DeleteStatus(status);

  // TODO(b/136478427): Figure out how to correctly shut the server down.
  worker_server1.release();
  worker_server2.release();
}

TEST(CAPI, TestLocalFunctionWithPackedInput) {
  TestFunctionWithPackedInput(/*remote=*/false);
}

@ElementTypesAreNonnullByDefault
final class SingletonImmutableSet<E> extends ImmutableSet<E> {
  // We deliberately avoid caching the asList and hashCode here, to ensure that with
  // compressed oops, a SingletonImmutableSet packs all the way down to the optimal 16 bytes.

  final transient E element;

  SingletonImmutableSet(E element) {
    this.element = Preconditions.checkNotNull(element);
  }

  @Override
  public int size() {
    return 1;

import org.apache.maven.api.cli.mvn.MavenInvoker;
import org.apache.maven.api.cli.mvn.MavenInvokerRequest;
import org.apache.maven.api.cli.mvn.MavenOptions;

/**
 * Resident invoker. Instance is shut down when this instance is closed.
 *
 * @since 4.0.0
 */
@Experimental
public interface ResidentMavenInvoker extends MavenInvoker<MavenInvokerRequest<MavenOptions>> {
    /**
     * Closes cleanly the daemon.
     */

      }
    } while (System.nanoTime() - deadline < 0);
    throw formatRuntimeException(
        "Latch failed to count down within %d second timeout", timeoutSeconds);
  }

  /**
   * Creates a garbage object that counts down the latch in its finalizer. Sequestered into a
   * separate method to make it somewhat more likely to be unreachable.
   */

import org.eclipse.sisu.EagerSingleton;
import org.eclipse.sisu.PreDestroy;

import static java.util.Objects.requireNonNull;

/**
 * Maven internal component that bridges container "shut down" to {@link RepositorySystem#shutdown()}.
 *
 * @since 3.9.0
 */
@Named
@EagerSingleton
final class ResolverLifecycle {
    private final Provider<RepositorySystem> repositorySystemProvider;

    @Inject