return new ConcurrentHashMap<>(leases);
    }

    /**
     * Clean up expired leases
     *
     * @param maxAgeMillis maximum age in milliseconds
     * @return number of leases cleaned up
     */
    public int cleanupExpiredLeases(long maxAgeMillis) {
        lock.writeLock().lock();
        try {
            long now = System.currentTimeMillis();
            int cleaned = 0;

	"sync"
	"sync/atomic"
	"time"

	"github.com/rcrowley/go-metrics"
)

//go:generate msgp -file $GOFILE

const (
	// beta is the weight used to calculate exponential moving average
	beta = 0.1 // Number of averages considered = 1/(1-beta)
)

// rateMeasurement captures the transfer details for one bucket/target
//msgp:ignore rateMeasurement

type rateMeasurement struct {
	lock                 sync.Mutex

	case int64:
		return x, nil
	case string:
		// Parse as number, truncate floating point if
		// needed.
		// String might contain trimming spaces, which
		// needs to be trimmed.
		res, ok := strToInt(strings.TrimSpace(x))
		if !ok {
			return 0, errCastFailure("could not parse as int")
		}
		return res, nil
	case []byte:
		// Parse as number, truncate floating point if
		// needed.

     */
    public void setProxyHost(final String proxyHost) {
        this.proxyHost = proxyHost;
    }

    /**
     * Sets the proxy port number.
     *
     * @param proxyPort The proxy port number
     */
    public void setProxyPort(final Integer proxyPort) {
        this.proxyPort = proxyPort;
    }

    /**
     * Sets the proxy authentication scheme.

    }
  }

  /**
   * Writes all the text from the given {@link Readable} (such as a {@link Reader}) to this sink.
   * Does not close {@code readable} if it is {@code Closeable}.
   *
   * @return the number of characters written
   * @throws IOException if an I/O error occurs while reading from {@code readable} or writing to
   *     this sink
   */
  @CanIgnoreReturnValue

        int tagNo = ASN1Util.readTagNumber(s, 0x05);
        assertEquals(5, tagNo);
    }

    @Test
    void testReadTagNumber_HighTag() throws IOException {
        // High tag number (31)
        InputStream s = new ByteArrayInputStream(new byte[] { 0x1F });
        int tagNo = ASN1Util.readTagNumber(s, 0x1F);
        assertEquals(31, tagNo);
    }

    @Test

    return (valueComparator == null)
        ? new ImmutableSet.Builder<>()
        : new ImmutableSortedSet.Builder<>(valueComparator);
  }

  /**
   * @serialData number of distinct keys, and then for each distinct key: the key, the number of
   *     values for that key, and the key's values
   */
  @GwtIncompatible
  @J2ktIncompatible
    private void writeObject(ObjectOutputStream stream) throws IOException {

   */
  public static <K, V> Builder<K, V> builder() {
    return new Builder<>();
  }

  /**
   * Returns a new builder, expecting the specified number of entries to be added.
   *
   * <p>If {@code expectedSize} is exactly the number of entries added to the builder before {@link
   * Builder#build} is called, the builder is likely to perform better than an unsized {@link
   * #builder()} would have.
   *

  private var closed: Boolean = false

  /**
   * The number of HTTP requests received thus far by this server. This may exceed the number of
   * HTTP connections when connection reuse is in practice.
   */
  public val requestCount: Int
    get() = atomicRequestCount.get()

  /** The number of bytes of the POST body to keep in memory to the given limit. */

    List<InvocationTargetException> instantiationExceptions = new ArrayList<>();
    List<FactoryMethodReturnsNullException> nullErrors = new ArrayList<>();
    // Try factories with the greatest number of parameters.
    for (Invokable<?, ?> factory : factories) {
      if (factory.getParameters().size() == numberOfParameters) {
        try {
          testEqualsUsing(factory);
          return;