@Throws(IOException::class)
        override fun writeTo(sink: BufferedSink) {
          delegate().writeTo(uppercaseSink(sink).buffer())
        }
      }
    return request.newBuilder()
      .method(request.method, uppercaseBody)
      .build()
  }

  private fun uppercaseSink(sink: Sink): Sink {
    return object : ForwardingSink(sink) {
      @Throws(IOException::class)
      override fun write(

  }

  override fun appendingSink(
    file: Path,
    mustExist: Boolean,
  ): Sink = FaultySink(super.appendingSink(file, mustExist), file)

  override fun sink(
    file: Path,
    mustCreate: Boolean,
  ): Sink = FaultySink(super.sink(file, mustCreate), file)

  inner class FaultySink(sink: Sink, private val file: Path) : ForwardingSink(sink) {
    override fun write(
      source: Buffer,
      byteCount: Long,
    ) {

    assertEquals("", sink.getString());
    sink.write(STRING);

    assertTrue(sink.wasStreamOpened() && sink.wasStreamClosed());
    assertEquals(STRING, sink.getString());
  }

  public void testWriteFrom_reader() throws IOException {
    StringReader reader = new StringReader(STRING);
    sink.writeFrom(reader);

    assertTrue(sink.wasStreamOpened() && sink.wasStreamClosed());

    for (shift in (lengthByteCount - 1) * 8 downTo 0 step 8) {
      sink.writeByte((v shr shift).toInt())
    }
  }

  fun writeBitString(bitString: BitString) {
    val sink = sink()
    sink.writeByte(bitString.unusedBitsCount)
    sink.write(bitString.byteString)
  }

  fun writeOctetString(byteString: ByteString) {
    sink().write(byteString)
  }

  fun writeUtf8(value: String) {

      object : RequestBody() {
        override fun contentType(): MediaType? {
          return null
        }

        override fun writeTo(sink: BufferedSink) {
          sink.writeUtf8("Hello request!")
          sink.close()
        }

        override fun isDuplex(): Boolean {
          return true
        }
      }
    val request =
      request()

   */
  private inner class ChunkedSink : Sink {
    private val timeout = ForwardingTimeout(sink.timeout())
    private var closed: Boolean = false

    override fun timeout(): Timeout = timeout

    override fun write(
      source: Buffer,
      byteCount: Long,
    ) {
      check(!closed) { "closed" }
      if (byteCount == 0L) return

			break
		}
		joinReq.SvcAcctParent = v.AccessKey
		err = admClient.SRPeerJoin(ctx, joinReq)
		if err != nil {
			peerAddErr = errSRPeerResp(fmt.Errorf("unable to link with peer %s: %w", v.Name, err))
			break
		}
		addedCount++
	}

	if peerAddErr != nil {
		if addedCount == 0 {
			return madmin.ReplicateAddStatus{}, peerAddErr
		}

  /**
   * Returns a sink that can be used to write data to the peer.
   *
   * @throws IllegalStateException if this stream was initiated by the peer and a [writeHeaders] has
   *     not yet been sent.
   */
  fun getSink(): Sink {
    this.withLock {
      check(hasResponseHeaders || isLocallyInitiated) {
        "reply before requesting the sink"
      }
    }
    return sink
  }

 * limitations under the License.
 */
package okhttp3.internal.cache

import java.io.IOException
import okio.Sink

interface CacheRequest {
  @Throws(IOException::class)
  fun body(): Sink

  fun abort()

  private object SlowRequestBody : RequestBody() {
    override fun contentType(): MediaType? = null

    override fun writeTo(sink: BufferedSink) {
      for (i in 0 until 50) {
        sink.writeUtf8("abc")
        sink.flush()
        Thread.sleep(100)
      }
      fail("")
    }
  }