*
 * Most applications should share a process-wide [TaskRunner] and use queues for per-client work.
 */
class TaskRunner(
  val backend: Backend,
  internal val logger: Logger = TaskRunner.logger,
) : Lockable {
  private var nextQueueName = 10000
  private var coordinatorWaiting = false
  private var coordinatorWakeUpAt = 0L

  /**

import okhttp3.Response
import okhttp3.internal.assertLockNotHeld
import okhttp3.internal.cache.CacheInterceptor
import okhttp3.internal.closeQuietly
import okhttp3.internal.computeIfAbsent
import okhttp3.internal.concurrent.Lockable
import okhttp3.internal.concurrent.assertLockHeld
import okhttp3.internal.concurrent.assertLockNotHeld
import okhttp3.internal.concurrent.withLock
import okhttp3.internal.http.BridgeInterceptor

import okhttp3.Protocol
import okhttp3.Request
import okhttp3.Response
import okhttp3.WebSocket
import okhttp3.WebSocketListener
import okhttp3.internal.closeQuietly
import okhttp3.internal.concurrent.Lockable
import okhttp3.internal.concurrent.Task
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.concurrent.assertLockHeld
import okhttp3.internal.connection.BufferedSocket

import java.io.EOFException
import java.io.IOException
import java.io.InterruptedIOException
import java.net.SocketTimeoutException
import java.util.ArrayDeque
import okhttp3.Headers
import okhttp3.internal.concurrent.Lockable
import okhttp3.internal.concurrent.assertLockNotHeld
import okhttp3.internal.concurrent.notifyAll
import okhttp3.internal.concurrent.wait
import okhttp3.internal.concurrent.withLock

  }

  return null
}

@JvmField
internal val assertionsEnabled: Boolean = OkHttpClient::class.java.desiredAssertionStatus()

/** Dispatcher is not [Lockable] because we don't want that type in our public API. */
internal fun Dispatcher.assertLockNotHeld() {
  if (assertionsEnabled && Thread.holdsLock(this)) {

import java.io.Closeable
import java.io.EOFException
import java.io.Flushable
import java.io.IOException
import okhttp3.internal.cache.DiskLruCache.Editor
import okhttp3.internal.closeQuietly
import okhttp3.internal.concurrent.Lockable
import okhttp3.internal.concurrent.Task
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.concurrent.assertLockHeld
import okhttp3.internal.deleteContents
import okhttp3.internal.deleteIfExists

import java.io.InterruptedIOException
import java.util.concurrent.TimeUnit
import okhttp3.Headers
import okhttp3.internal.EMPTY_BYTE_ARRAY
import okhttp3.internal.closeQuietly
import okhttp3.internal.concurrent.Lockable
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.concurrent.assertLockNotHeld
import okhttp3.internal.concurrent.notifyAll
import okhttp3.internal.concurrent.wait

import okhttp3.Headers
import okhttp3.Headers.Companion.headersOf
import okhttp3.TestUtil.headerEntries
import okhttp3.TestUtil.repeat
import okhttp3.internal.EMPTY_BYTE_ARRAY
import okhttp3.internal.concurrent.Lockable
import okhttp3.internal.concurrent.TaskFaker
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.concurrent.notifyAll
import okhttp3.internal.concurrent.wait
import okhttp3.internal.concurrent.withLock