*
 * <p><b>{@code default} method warning:</b> This class forwards calls to <i>only some</i> {@code
 * default} methods. Specifically, it forwards calls only for methods that existed <a
 * href="https://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html">before {@code default}
 * methods were introduced</a>. For newer methods, like {@code forEachRemaining}, it inherits their

		// Test Case 1: if-none-match (create only if doesn't exist)
		// With if-none-match: *, this should only succeed if object doesn't exist.
		// Since read quorum fails, we can't determine if object exists.
		opts := ObjectOptions{
			UserDefined: map[string]string{
				xhttp.IfNoneMatch: "*",
			},
			CheckPrecondFn: func(oi ObjectInfo) bool {
				// Precondition fails if object exists (ETag is not empty)
				return oi.ETag != ""
			},

        }

        @Test
        @DisplayName("exists should indicate resource existence")
        void testExists() throws CIFSException {
            // Given
            when(mockResource.exists()).thenReturn(true);

            // When
            boolean exists = mockResource.exists();

            // Then
            assertTrue(exists, "Resource should exist");
        }

        @Test

	if s3Error := checkRequestAuthType(ctx, r, policy.GetBucketPolicyAction, bucket, ""); s3Error != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}

	// Validate if bucket exists, before proceeding further...
	_, err := objAPI.GetBucketInfo(ctx, bucket, BucketOptions{})
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

@DisableCachingByDefault
abstract class FixProjectHealthTask : DefaultTask() {

    private val errorLogFile = File("gradle-project-health.log")

    @TaskAction
    fun fixProjectHealth() {
        if (!errorLogFile.exists()) {
            println("Error log not found! Run the projectHealth check first and redirect output.")
            return
        }

        val dependencyFixes = mutableMapOf<String, MutableList<String>>()

    /**
     * GETs the source URI content into target (does not have to exist, or will be overwritten if exist). The
     * source MUST BE relative from the {@link RemoteRepository#getUrl()} root.
     *
     * @return {@code true} if operation succeeded, {@code false} if source does not exist.
     * @throws RuntimeException If failed (and not due source not exists).
     */
    boolean get(@Nonnull URI relativeSource, @Nonnull Path target);

 *
 * <p><b>{@code default} method warning:</b> This class forwards calls to <i>only some</i> {@code
 * default} methods. Specifically, it forwards calls only for methods that existed <a
 * href="https://docs.oracle.com/javase/7/docs/api/java/util/Iterator.html">before {@code default}
 * methods were introduced</a>. For newer methods, like {@code forEachRemaining}, it inherits their

                String refName = ref.substring("ref:".length()).trim();
                Path refFile = gitDir.resolve(refName);
                if (Files.exists(refFile)) {
                    revision = readFirstLine(refFile);
                } else if (Files.exists(gitDir.resolve("packed-refs"))) {
                    // Check packed references for commit ID
                    Pattern p = Pattern.compile("^([a-f0-9]{40}) " + refName + "$");

</div>

Cela signifie qu'il aura **toujours une valeur**, simplement, parfois la valeur pourra être `None` (ou `null` en JSON).

Cela signifie que les clients utilisant votre API n'ont pas à vérifier si la valeur existe ou non, ils peuvent **supposer que le champ sera toujours présent**, mais que, dans certains cas, il aura la valeur par défaut `None`.

        } catch (org.codelibs.core.exception.ResourceNotFoundRuntimeException e) {
            // Expected behavior - method throws exception for non-existent files
            assertTrue(e.getMessage().contains("nonexistent.conf"));
        }

        // Test with multiple names - should also throw exception for non-existent files
        try {