client =
      client
        .newBuilder()
        .addNetworkInterceptor(
          Interceptor { chain: Interceptor.Chain ->
            ifNoneMatch.compareAndSet(null, chain.request().header("If-None-Match"))
            chain.proceed(chain.request())
          },
        ).build()

    // Confirm the value is cached and intercepted.

        RequestTrace level2 = new RequestTrace("level2", level1, "level2-data");
        RequestTrace level3 = new RequestTrace(level2, "level3-data");

        // Verify the chain
        assertNull(root.parent());
        assertEquals(root, level1.parent());
        assertEquals(level1, level2.parent());
        assertEquals(level2, level3.parent());

        // Verify context inheritance

# limitations under the License.
# ==============================================================================
# This script uploads all staged artifacts from all previous builds in the same
# job chain to GCS and PyPI.
source "${BASH_SOURCE%/*}/utilities/setup.sh"

# Calculate the version number for choosing the final directory name. This adds
# "-devYYYYMMDD" to the end of the version string for nightly builds.

            assertEquals(mid, smb2Cancel.getMid());
            assertEquals(asyncId, smb2Cancel.getAsyncId());
        }
    }

    @Nested
    @DisplayName("Chain Operation Tests")
    class ChainOperationTests {

        @Test
        @DisplayName("allowChain should check configuration for both requests")
        void testAllowChain() {

 *                of the request. May be null if no specific context is needed.
 * @param parent The parent request trace that led to this request, establishing the chain of nested
 *               operations. May be null for top-level requests.
 * @param data Additional data associated with this request trace, typically containing the actual request

        assertArrayEquals(pathBytes, actualPath);
    }

    @Test
    @DisplayName("Should handle chain operation correctly")
    void testChain() {
        // Given
        ServerMessageBlock2 nextMessage = mock(ServerMessageBlock2.class);

        // When
        boolean result = request.chain(nextMessage);

        // Then
        verify(nextMessage).setTreeId(Smb2Constants.UNSPECIFIED_TREEID);

                HttpServletRequest req = (HttpServletRequest) request;
                HttpServletResponse resp = (HttpServletResponse) response;
                NtlmPasswordAuthentication ntlm = negotiate(req, resp, true);
                if (ntlm == null) {
                    chain.doFilter(request, response);
                }
            }

Voyons maintenant comment vous pourriez utiliser cela pour renvoyer une réponse personnalisée.

Disons que vous voulez renvoyer une [réponse XML](https://en.wikipedia.org/wiki/XML).

Vous pouvez placer votre contenu XML dans une chaîne de caractères, le mettre dans une `Response` et le renvoyer :

{* ../../docs_src/response_directly/tutorial002_py310.py hl[1,18] *}

## Comprendre le fonctionnement d'un Modèle de réponse { #how-a-response-model-works }

##
## readlink() {
##     return /bin/readlink -f "$1"
## }
##
readlink() {
	TARGET_FILE=$1

	cd $(dirname $TARGET_FILE)
	TARGET_FILE=$(basename $TARGET_FILE)

	# Iterate down a (possible) chain of symlinks
	while [ -L "$TARGET_FILE" ]; do
		TARGET_FILE=$(env readlink $TARGET_FILE)
		cd $(dirname $TARGET_FILE)
		TARGET_FILE=$(basename $TARGET_FILE)
	done

        Exception level1 = new Exception("Level 1: Authentication service error", level2);
        SsoProcessException topLevel = new SsoProcessException("SSO process failed", level1);

        // Verify the chain
        assertEquals("SSO process failed", topLevel.getMessage());
        assertEquals(level1, topLevel.getCause());
        assertEquals("Level 1: Authentication service error", topLevel.getCause().getMessage());