*/
  static final class TypeVariableKey {
    private final TypeVariable<?> var;

    TypeVariableKey(TypeVariable<?> var) {
      this.var = checkNotNull(var);
    }

    @Override
    public int hashCode() {
      return Objects.hash(var.getGenericDeclaration(), var.getName());
    }

    @Override
    public boolean equals(@Nullable Object obj) {

   */
  static final class TypeVariableKey {
    private final TypeVariable<?> var;

    TypeVariableKey(TypeVariable<?> var) {
      this.var = checkNotNull(var);
    }

    @Override
    public int hashCode() {
      return Objects.hash(var.getGenericDeclaration(), var.getName());
    }

    @Override
    public boolean equals(@Nullable Object obj) {

      maxSize = maxSize,
      taskRunner = taskRunner,
    )

  // read and write statistics, all guarded by 'this'.
  internal var writeSuccessCount = 0
  internal var writeAbortCount = 0
  private var networkCount = 0
  private var hitCount = 0
  private var requestCount = 0

  val isClosed: Boolean
    get() = cache.isClosed()

  internal fun get(request: Request): Response? {

        File libDir = new File(tempDir, "lib");
        assertTrue(libDir.mkdir());

        // Create test jar files
        File jar1 = new File(libDir, "test1.jar");
        File jar2 = new File(libDir, "test2.JAR");
        File notJar = new File(libDir, "test.txt");
        assertTrue(jar1.createNewFile());
        assertTrue(jar2.createNewFile());
        assertTrue(notJar.createNewFile());

          println("Server: ${response.header("Server")}")
          println("Date: ${response.header("Date")}")
          println("Vary: ${response.headers("Vary")}")
        }
      }
    ```

=== ":material-language-java: Java"
    ```java
      private final OkHttpClient client = new OkHttpClient();

      public void run() throws Exception {

		<packaging.fess.conf.dir>/etc/fess</packaging.fess.conf.dir>
		<packaging.fess.var.dir>/var/lib/fess</packaging.fess.var.dir>
		<packaging.fess.lib.dir>${packaging.fess.home.dir}/lib</packaging.fess.lib.dir>
		<packaging.fess.log.dir>/var/log/fess</packaging.fess.log.dir>
		<packaging.fess.temp.dir>/var/tmp/fess</packaging.fess.temp.dir>

 */
class TaskRunner(
  val backend: Backend,
  internal val logger: Logger = TaskRunner.logger,
) : Lockable {
  private var nextQueueName = 10000
  private var coordinatorWaiting = false
  private var coordinatorWakeUpAt = 0L

  /**
   * When we need a new thread to run tasks, we call [Backend.execute]. A few microseconds later we

import java.math.BigInteger;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/**
 * Utilities for benchmarks.
 *
 * <p>In many cases, we wish to vary the order of magnitude of the input as much as we want to vary
 * the input itself, so most methods which generate values use an exponential distribution varying
 * the order of magnitude of the generated values uniformly at random.
 *
 * @author Louis Wasserman

    @Throws(IOException::class)
    override fun writeTo(sink: BufferedSink) {
      val forwardingSink =
        object : ForwardingSink(sink) {
          private var totalBytesWritten: Long = 0
          private var completed = false

          override fun write(
            source: Buffer,
            byteCount: Long,
          ) {
            super.write(source, byteCount)

  /** Initialized in [callStart]. */
  private var callStackTrace: Any? = null

  /** Finds an exchange to send the next request and receive the next response. */
  private var exchangeFinder: ExchangeFinder? = null

  var connection: RealConnection? = null
    private set
  private var timeoutEarlyExit = false

  /**