sink.flush()
    }
  }

  /**
   * Tell the peer to stop creating streams and that we last processed `lastGoodStreamId`, or zero
   * if no streams were processed.
   *
   * @param lastGoodStreamId the last stream ID processed, or zero if no streams were processed.
   * @param errorCode reason for closing the connection.
   * @param debugData only valid for HTTP/2; opaque debug data to send.
   */

   * This method will be called for each chunk of bytes in an input stream. The implementation
   * should process the bytes from {@code buf[off]} through {@code buf[off + len - 1]} (inclusive).
   *
   * @param buf the byte array containing the data to process
   * @param off the initial offset into the array
   * @param len the length of data to be processed
   * @return true to continue processing, false to stop
   */

 */
public interface ModelBuildingListener {

    /**
     * Notifies the listener that the model has been constructed to the extent where build extensions can be processed.
     *
     * @param event The details about the event.
     */
    default void buildExtensionsAssembled(ModelBuildingEvent event) {}

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;
import static com.google.common.util.concurrent.AggregateFuture.ReleaseResourcesReason.ALL_INPUT_FUTURES_PROCESSED;
import static com.google.common.util.concurrent.AggregateFuture.ReleaseResourcesReason.OUTPUT_FUTURE_DONE;
import static com.google.common.util.concurrent.Futures.getDone;

    # When processing a leaf namespace Istio will search for declarations in that namespace first
    # and if none are found it will search in the root namespace. Any matching declaration found in the root namespace
    # is processed as if it were declared in the leaf namespace.
    rootNamespace: {{ .Values.meshConfig.rootNamespace | default .Values.global.istioNamespace }}

  {{ $prom := include "default-prometheus" . | eq "true" }}

      }
      readControlFrame()
    }
  }

  /**
   * Reads a message body into across one or more frames. Control frames that occur between
   * fragments will be processed. If the message payload is masked this will unmask as it's being
   * processed.
   */
  @Throws(IOException::class)
  private fun readMessage() {
    while (true) {
      if (closed) throw IOException("closed")

      if (frameLength > 0L) {

// Progress message payload is an XML document containing information about the progress of a request.
//   - BytesScanned => Number of bytes that have been processed before being uncompressed (if the file is compressed).
//   - BytesProcessed => Number of bytes that have been processed after being uncompressed (if the file is compressed).
//   - BytesReturned => Current number of bytes of records payload data returned by S3.
//

  // +optional
  optional ObjectMetricSource object = 2;

  // pods refers to a metric describing each pod in the current scale target
  // (for example, transactions-processed-per-second).  The values will be
  // averaged together before being compared to the target value.
  // +optional
  optional PodsMetricSource pods = 3;

  // +optional
  optional ObjectMetricSource object = 2;

  // pods refers to a metric describing each pod in the current scale target
  // (for example, transactions-processed-per-second).  The values will be
  // averaged together before being compared to the target value.
  // +optional
  optional PodsMetricSource pods = 3;

  // +optional
  optional ObjectMetricSource object = 2;

  // pods refers to a metric describing each pod in the current scale target
  // (for example, transactions-processed-per-second).  The values will be
  // averaged together before being compared to the target value.
  // +optional
  optional PodsMetricSource pods = 3;