{* ../../docs_src/custom_request_and_route/tutorial003_py310.py hl[26] *}

In this example, the *path operations* under the `router` will use the custom `TimedRoute` class, and will have an extra `X-Response-Time` header in the response with the time it took to generate the response:

import okhttp3.Cookie
import okhttp3.Headers
import okhttp3.HttpUrl
import okhttp3.MediaType
import okhttp3.MediaType.Companion.toMediaTypeOrNull
import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.Response
import okhttp3.internal.concurrent.TaskRunner
import okhttp3.internal.connection.ConnectionListener
import okhttp3.internal.connection.RealConnection

// error if the server message is invalid.  Calling Step after a conversation
// completes is also an error.
func (x *XDGSCRAMClient) Step(challenge string) (response string, err error) {
	response, err = x.ClientConversation.Step(challenge)
	return response, err
}

// Done returns true if the conversation is completed or has errored.
func (x *XDGSCRAMClient) Done() bool {
	return x.ClientConversation.Done()

	// HEAD HTTP Request doesn't contain body in its response,
	// for other type of HTTP requests compare the response body content with the expected one.
	if req.Method != http.MethodHead {
		// read the response body.
		actualContent, err := io.ReadAll(rec.Body)
		if err != nil {
			t.Fatalf("MinIO %s: Failed parsing response body: <ERROR> %v", instanceType, err)
		}

		actualError := &APIErrorResponse{}

        // When
        boolean isAsync = request.isResponseAsync();

        // Then
        assertFalse(isAsync, "Cancel requests should not expect async responses");
    }

    @Test
    @DisplayName("Test getNext returns null")
    void testGetNext() {
        // Given
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, 1L, 0L);

        // When

        Smb2CloseResponse response = request.createResponse(mockContext, request);

        assertNotNull(response);

        // Verify response has correct config
        Field configField = ServerMessageBlock2.class.getDeclaredField("config");
        configField.setAccessible(true);
        Configuration responseConfig = (Configuration) configField.get(response);
        assertEquals(mockConfig, responseConfig);

	// Get object location.
	location := getObjectLocation(r, globalDomainNames, bucket, object)
	// Generate complete multipart response.
	response := generateCompleteMultipartUploadResponse(bucket, object, location, objInfo, r.Header)
	encodedSuccessResponse := encodeResponse(response)

	// Write success response.
	writeSuccessResponseXML(w, encodedSuccessResponse)

	// Notify object created event.
	evt := eventArgs{

	"legal-hold",
	"lifecycle",
	"location",
	"logging",
	"notification",
	"partNumber",
	"policy",
	"requestPayment",
	"response-cache-control",
	"response-content-disposition",
	"response-content-encoding",
	"response-content-language",
	"response-content-type",
	"response-expires",
	"retention",
	"select",
	"select-type",
	"tagging",
	"torrent",
	"uploadId",
	"uploads",
	"versionId",

                    buf.append(tokenReqParams);
                }
                httpRequest = new HttpGet(buf.toString());
            }

            executor.accept(httpRequest, (response, entity) -> {
                final int httpStatusCode = response.getStatusLine().getStatusCode();
                if (httpStatusCode < 400 || httpStatusCode == 401) {
                    parseTokenPage(tokenPattern, responseParams, entity);

            if (sendException != null) {
                throw sendException;
            }
        }

        @Override
        protected void doRecv(Response response) throws IOException {
            if (recvException != null) {
                throw recvException;
            }
        }

        @Override
        protected void doSkip(Long key) throws IOException {