try {
                      peeker.getDone(input2Failed);
                      fail("Peeker.getDone() should fail for failed inputs");
                    } catch (ExecutionException expected) {
                    }
                    try {
                      peeker.getDone(nonInput);
                      fail("Peeker should not be able to peek into non-input ClosingFuture.");

                    try {
                      peeker.getDone(input2Failed);
                      fail("Peeker.getDone() should fail for failed inputs");
                    } catch (ExecutionException expected) {
                    }
                    try {
                      peeker.getDone(nonInput);
                      fail("Peeker should not be able to peek into non-input ClosingFuture.");

		return osErrToFileErr(err)
	}

	// Close the file descriptor.
	defer file.Close()
	fi, err := file.Stat()
	if err != nil {
		// Unable to stat on the file, return an expected error
		// for healing code to fix this file.
		return err
	}
	return bitrotVerify(diskHealthReader(ctx, file), fi.Size(), partSize, algo, sum, shardSize)
}

	meshCfg, err := getMeshConfig(kubeClient, istioNamespace)
	if err != nil {
		return fmt.Errorf("failed to fetch mesh config: %v", err)
	}

	workloadPAList, err := configClient.SecurityV1beta1().PeerAuthentications(workloadNamespace).List(context.Background(), metav1.ListOptions{})
	if err != nil {
		return fmt.Errorf("failed to fetch workload namespace PeerAuthentication: %v", err)
	}

          "intervalFactor": 2,
          "legendFormat": "{{instance}}",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeRegions": [],
      "title": "Total Failed Proxied Head Requests",
      "tooltip": {
        "shared": true,
        "sort": 2,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "mode": "time",

			grid.PutByteBuffer(buf.Bytes())
			return nil
		case ev := <-ch:
			buf.Reset()
			tmpEvt.Records[0] = ev
			if err := enc.Encode(tmpEvt); err != nil {
				peersLogOnceIf(ctx, err, "event: Encode failed")
				continue
			}
			out <- grid.NewBytesWithCopyOf(buf.Bytes())
		}
	}
}

// TraceHandler sends http trace messages back to peer rest client

          "intervalFactor": 2,
          "legendFormat": "{{instance}}",
          "refId": "A"
        }
      ],
      "thresholds": [],
      "timeRegions": [],
      "title": "Total Failed Proxied Head Requests",
      "tooltip": {
        "shared": true,
        "sort": 2,
        "value_type": "individual"
      },
      "type": "graph",
      "xaxis": {
        "mode": "time",

		t.Fatalf("Unable to create a file \"as-file\", %s", err)
	}
	if err = xlStorage.AppendFile(context.Background(), "exists", "as-file-parent/xl.meta", xlMeta); err != nil {
		t.Fatalf("Unable to create a file \"as-file-parent\", %s", err)
	}
	if err = xlStorage.MakeVol(context.Background(), "exists/as-file/"+fi.DataDir); err != nil {

  // available.
  /**
   * This field encodes the current state of the future.
   *
   * <p>The valid values are:
   *
   * <ul>
   *   <li>{@code null} initial state, nothing has happened.
   *   <li>{@link Cancellation} terminal state, {@code cancel} was called.
   *   <li>{@link Failure} terminal state, {@code setException} was called.

            InputSource v4src = loc != null ? loc.getSource() : null;
            if (v4src != null) {
                try {
                    Field field = InputSource.class.getDeclaredField("modelId");
                    field.setAccessible(true);
                    field.set(v4src, ModelProblemUtils.toId(model));
                } catch (Throwable t) {
                    // TODO: use a lazy source ?