EventProcessor processor = new EventProcessor();
    bus.register(processor);

    EventRecorder recorder = new EventRecorder();
    bus.register(recorder);

    bus.post(FIRST);

    assertEquals(
        "EventRecorder expected events in order",
        Lists.<Object>newArrayList(FIRST, SECOND),
        recorder.eventsReceived);
  }

  public class EventProcessor {
    @Subscribe

    // reorder
    getAll(cache, asList(0, 1, 2));
    CacheTesting.drainRecencyQueues(cache);
    ticker.advance(2, MILLISECONDS);
    assertThat(keySet).containsExactly(3, 4, 5, 6, 7, 8, 9, 0, 1, 2);

    // 3 expires
    ticker.advance(1, MILLISECONDS);
    assertThat(keySet).containsExactly(4, 5, 6, 7, 8, 9, 0, 1, 2);

    // reorder
    getAll(cache, asList(5, 7, 9));

			return
		}
		pReader, err = pReader.WithEncryption(srcInfo.Reader, &objectEncryptionKey)
		if err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}
		if dstOpts.IndexCB != nil {
			dstOpts.IndexCB = compressionIndexEncrypter(objectEncryptionKey, dstOpts.IndexCB)
		}
	}

	srcInfo.PutObjReader = pReader
	copyObjectPart := objectAPI.CopyObjectPart

    }
    // ------------------------------------------------------------------------
    private void processTreeNodes(MetadataGraphVertex parentVertex, MetadataTreeNode node, int depth, int pomOrder)
            throws MetadataResolutionException {
        if (node == null) {
            return;
        }

        MetadataGraphVertex vertex = new MetadataGraphVertex(node.md, versionedVertices, scopedVertices);

	if err != nil {
		return nil, nil, err
	}

	pReader, err := NewPutObjReader(hr).WithEncryption(encHr, &oek)
	if err != nil {
		return nil, nil, err
	}
	opts := &ObjectOptions{
		UserDefined: metadata,
		MTime:       UTCNow(),
		MaxParity:   true,
	}

	return pReader, opts, nil
}

// Reload updates config by reloading remote tier config from config store.

		if err != nil {
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
			return
		}

		if isTargetEncrypted {
			pReader, err = pReader.WithEncryption(srcInfo.Reader, &objEncKey)
			if err != nil {
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
				return
			}
			if dstOpts.IndexCB != nil {

	}
	defer rd.Close()

	hr, err := hash.NewReader(ctx, rd, objInfo.Size, "", "", objInfo.Size)
	if err != nil {
		return err
	}
	pReader := NewPutObjReader(hr)
	_, err = api.PutObject(ctx, tgtBucket, tgtObject, pReader, opts)
	return err
}

	// Reorder online disks based on erasure distribution order.
	// Reorder parts metadata based on erasure distribution order.
	onlineDisks, metaArr = shuffleDisksAndPartsMetadataByIndex(onlineDisks, metaArr, fi)

	// For negative length read everything.

					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
					return
				}
			}
			opts.EncryptFn = metadataEncrypter(objectEncryptionKey)
			pReader, err = pReader.WithEncryption(hashReader, &objectEncryptionKey)
			if err != nil {
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
				return
			}
		} else {
			fanOutOpts = fanOutOptions{

	// if object upload fails stop the test.
	if err != nil {
		t.Fatalf("Error uploading object: <ERROR> %v", err)
	}

	// initialize httptest Recorder, this records any mutations to response writer inside the handler.
	rec := httptest.NewRecorder()
	// construct HTTP request for DELETE bucket.