import okhttp3.RequestBody.Companion.asRequestBody
import okio.Buffer
import okio.BufferedSink
import okio.ForwardingSink
import okio.buffer

class UploadProgress {
  companion object {
    private const val IMGUR_CLIENT_ID = "9199fdef135c122"
    private val MEDIA_TYPE_PNG = "image/png".toMediaType()
  }

  private val client = OkHttpClient()

  @Throws(Exception::class)
  fun run() {
    val progressListener =

      Thread {
        sleep(delayMillis)
        toInterrupt.interrupt()
      }
    interruptingCow.start()
  }

  companion object {
    // The size of the socket buffers in bytes.
    private const val SOCKET_BUFFER_SIZE = 256 * 1024
  }

=== ":material-language-kotlin: Kotlin"
    ```kotlin
      class UploadProgress {

        companion object {
          private const val IMGUR_CLIENT_ID = "9199fdef135c122"
          private val MEDIA_TYPE_PNG = "image/png".toMediaType()

          @JvmStatic
          fun main(args: Array<String>) {
            UploadProgress().run()
          }