import static java.util.concurrent.Executors.newFixedThreadPool;
import static java.util.concurrent.Executors.newScheduledThreadPool;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.Preconditions;
import com.google.common.base.Stopwatch;

    get() {
      if (executorServiceOrNull == null) {
        executorServiceOrNull =
          ThreadPoolExecutor(
            0,
            Int.MAX_VALUE,
            60,
            TimeUnit.SECONDS,
            SynchronousQueue(),
            threadFactory("$okHttpName Dispatcher", false),
          )
      }
      return executorServiceOrNull!!
    }

        }
    }

    /**
     * Shutdown the failover handler
     */
    public void shutdown() {
        executor.shutdown();
        try {
            if (!executor.awaitTermination(10, TimeUnit.SECONDS)) {
                executor.shutdownNow();
            }
        } catch (InterruptedException e) {
            executor.shutdownNow();
            Thread.currentThread().interrupt();
        }
    }

    }

    /**
     * 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
     */
    public synchronized String[] getDataStoreNames() {

        this.leaseKey = key;
        this.leaseState = leaseState;
        this.cacheScope = scope;
        this.maxCacheAge = 30000; // 30 seconds default
        this.notificationEnabled = true;
        this.notificationFilter = 0;
    }

    @Override
    public byte[] getName() {
        return CONTEXT_NAME_BYTES;
    }

    /**

    }

    @Test
    void testUTimeReadWrite() {
        byte[] buffer = new byte[4];
        long time = System.currentTimeMillis();
        // UTime is seconds since epoch, so divide by 1000
        long unixTime = time / 1000L;

        // Mocking date for timezone consistency
        TimeZone original = TimeZone.getDefault();
        try {

     * deterministic.
     * <p>
     * We don't use merge commits, but for additional safety we check that no such commits exist in the time period
     * we are interested in.
     * <p>
     * Timestamps are at seconds resolution. rev-parse --before and --after are inclusive w.r.t the second
     * passed as input. This means the results might not be deterministic in the current second, but this
     * should not matter in practice.
     */

        // Load persisted handles on startup
        loadPersistedHandles();

        // Schedule periodic persistence and cleanup
        scheduler.scheduleAtFixedRate(this::periodicMaintenance, 30, 30, TimeUnit.SECONDS);
    }

    /**
     * Request a new durable handle
     * @param path the file path
     * @param type the handle type
     * @param timeout the timeout in milliseconds

        Smb2LeaseKey key = leaseManager.requestLease(path, initialState);
        leaseManager.updateLease(key, initialState);

        // Call with default timeout (should use 60 seconds from config)
        leaseManager.handleLeaseBreakWithTimeout(key, newState);

        LeaseEntry entry = leaseManager.getLease(key);
        assertNotNull(entry);
        assertEquals(newState, entry.getLeaseState());

    /**
     * Gets the registration flags.
     *
     * @return the registration flags
     */
    public int getFlags() {
        return flags;
    }

    /**
     * Sets the timeout value in seconds.
     *
     * @param timeout the timeout value
     */
    public void setTimeout(int timeout) {
        this.timeout = timeout;
    }

    /**
     * Gets the timeout value.
     *