* Sets the interval between HTTP/2 and web socket pings initiated by this client. Use this to
     * automatically send ping frames until either the connection fails or it is closed. This keeps
     * the connection alive and may detect connectivity failures.
     *
     * If the server does not respond to each ping with a pong within `interval`, this client will

    peer.sendFrame().ping(false, 2, 3)
    peer.acceptFrame() // PING
    peer.play()

    // Play it back.
    connect(peer)

    // Verify the peer received what was expected.
    val ping = peer.takeFrame()
    assertThat(ping.type).isEqualTo(Http2.TYPE_PING)
    assertThat(ping.streamId).isEqualTo(0)
    assertThat(ping.payload1).isEqualTo(2)
    assertThat(ping.payload2).isEqualTo(3)

    assertThat(response.protocol).isEqualTo(protocol)

    // Confirm a single ping was sent and received, and its reply was sent and received.
    val logs = testLogHandler.takeAll()
    assertThat(countFrames(logs, "FINE: >> 0x00000000     8 PING          "))
      .isEqualTo(1)
    assertThat(countFrames(logs, "FINE: << 0x00000000     8 PING          "))
      .isEqualTo(1)

    description: High Performance Object Storage
    digest: 8ef4212d7d51be6c8192b3e91138a9ca918ca56142c42500028cfd3b80e0b2dd
    home: https://min.io
    icon: https://min.io/resources/img/logo/MINIO_wordmark.png
    keywords:
    - minio
    - storage
    - object-storage
    - s3
    - cluster
    maintainers:
    - email: ******@****.***
      name: MinIO, Inc
    name: minio
    sources:

	var err error
	testObjects := []struct {
		parentBucket string
		name         string
		content      string
		meta         map[string]string
	}{
		{testBuckets[0], "Asia-maps.png", "asis-maps", map[string]string{"content-type": "image/png"}},
		{testBuckets[0], "Asia/India/India-summer-photos-1", "contentstring", nil},
		{testBuckets[0], "Asia/India/Karnataka/Bangalore/Koramangala/pics", "contentstring", nil},

        Set<String> value = (Set<String>) propMap.get(API_PING_SEARCH_ENGINE_FIELD_SET);
        if (value == null) {
            value = split(getApiPingSearchEngineFields(), ",")
                    .get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.toSet()));
            propMap.put(API_PING_SEARCH_ENGINE_FIELD_SET, value);
        }
        return value;
    }

            final PingResponse pingResponse = searchEngineClient.ping();
            writeJsonResponse(pingResponse.getStatus() == 0 ? HttpServletResponse.SC_OK : HttpServletResponse.SC_SERVICE_UNAVAILABLE,
                    "\"data\":" + pingResponse.getMessage());
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Failed to process a ping request.", e);
            }

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-01-swagger-ui-simple.png)

## Альтернативная документация API

                logger.error(() -> "Failed to flush " + stream(indices).get(stream -> stream.collect(Collectors.joining(", "))), e);
            }
        });

    }

    public PingResponse ping() {
        try {
            final ClusterHealthResponse response =
                    client.admin().cluster().prepareHealth().execute().actionGet(ComponentUtil.getFessConfig().getIndexHealthTimeout());

	bucketNames := []string{"minio-bucket", "minio-2-bucket", "minio-3-bucket"}
	objectNames := []string{"minio-object-1.txt", "minio-object.txt", "neymar-1.jpeg", "neymar.jpeg", "parrot-1.png", "parrot.png"}
	uploadIDs := []string{}
	opts := ObjectOptions{}
	// bucketnames[0].
	// objectNames[0].
	// uploadIds [0].
	// Create bucket before initiating NewMultipartUpload.