/**
 * {@link Set} implementation that asserts that a given lock is held whenever one of its methods is
 * called.
 */
@NullUnmarked
class LockHeldAssertingSet<E> extends ForwardingSet<E> implements Serializable {
  final Set<E> delegate;
  final Object mutex;

  LockHeldAssertingSet(Set<E> delegate, Object mutex) {
    checkNotNull(mutex);
    this.delegate = delegate;
    this.mutex = mutex;
  }

import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

@NullUnmarked
public class SynchronizedTableTest extends AbstractTableTest<Character> {
  private static final class TestTable<R, C, V> implements Table<R, C, V>, Serializable {
    private final Table<R, C, V> delegate = HashBasedTable.create();
    private final Object mutex = new Object[0]; // something Serializable

    @Override
    public String toString() {

 *
 * @since 2.0.9
 * @deprecated Use {@link org.apache.maven.api.Toolchain} instead.
 */
@Deprecated(since = "4.0.0")
public abstract class DefaultToolchain // should have been AbstractToolchain...
implements Toolchain, ToolchainPrivate {
    private final Logger logger;

    private String type;

    private Map<String, RequirementMatcher> provides = new HashMap<>();

import org.eclipse.aether.installation.InstallationException;
import org.eclipse.aether.util.artifact.SubArtifact;

/**
 */
@Named
@Singleton
@Deprecated
public class DefaultArtifactInstaller extends AbstractLogEnabled implements ArtifactInstaller {

    @Inject
    private RepositorySystem repoSystem;

    @Inject
    private LegacySupport legacySupport;

        }
        return dataStoreMap.get(name.toLowerCase(Locale.ROOT));
    }

    /**
     * Returns an array of available data store names discovered from plugin JAR files.
     * This method implements a time-based caching mechanism that refreshes the list
     * every 60 seconds to balance performance with up-to-date plugin discovery.
     *
     * @return array of data store names sorted alphabetically, never null

 *
 */
/**
 * This class is an implementation of a URL filter.
 */
public class UrlFilterImpl implements UrlFilter {

    /**
     * Creates a new UrlFilterImpl instance.
     */
    public UrlFilterImpl() {
        // NOP
    }

 * This class provides pagination support for data configuration listings in the admin interface,
 * including navigation controls and search/filter parameters.
 */
public class DataConfigPager implements Serializable {

    private static final long serialVersionUID = 1L;

    /** Default page size for pagination. */
    public static final int DEFAULT_PAGE_SIZE = 20;

 *
 * Manages connection state, credit flow control, and provides
 * abstract methods for RDMA operations that must be implemented
 * by specific provider implementations.
 */
public abstract class RdmaConnection implements AutoCloseable {

    /**
     * RDMA connection state enumeration
     */
    public enum RdmaConnectionState {
        /** Connection is not established */
        DISCONNECTED,

 *
 * This abstract class provides common functionality for iterating
 * over directory entries in SMB file shares.
 *
 * @author mbechler
 */
public abstract class DirFileEntryEnumIteratorBase implements CloseableIterator<FileEntry> {

    private static final Logger log = LoggerFactory.getLogger(DirFileEntryEnumIteratorBase.class);

    private final SmbTreeHandleImpl treeHandle;

        // Configure with shorter intervals for testing
        resourceManager.configure(1000, 100, true, true);
    }

    /**
     * Test resource for tracking
     */
    static class TestResource implements AutoCloseable {
        private final AtomicBoolean closed = new AtomicBoolean(false);
        private final String name;

        TestResource(String name) {
            this.name = name;
        }