return l;
            }
        }
        return null;
    }

    /**
     * Sets the language detector.
     *
     * @param detector The language detector.
     */
    public void setDetector(final LanguageDetector detector) {
        this.detector = detector;
    }

    /**
     * Creates a script for updating a document with language information.
     *

    private StorageClientFactory() {
        // Utility class
    }

    /**
     * Auto-detect storage type from endpoint URL.
     *
     * @param endpoint the storage endpoint URL
     * @return detected storage type
     */
    public static StorageType detectStorageType(final String endpoint) {
        if (StringUtil.isBlank(endpoint)) {

 *   <li>If a new edge needs to be created, the outgoing edges of the acquired locks are traversed
 *       to check for a cycle that reaches the lock to be acquired. If no cycle is detected, a new
 *       "safe" edge is created.
 *   <li>If a cycle is detected, an "unsafe" (cyclic) edge is created to represent a potential
 *       deadlock situation, and the appropriate Policy is executed.
 * </ul>
 *

     */
    boolean isAvailable();

    // RAG workflow methods

    /**
     * Detects the intent of a user message.
     *
     * @param userMessage the user's message
     * @return the detected intent with extracted keywords
     */
    IntentDetectionResult detectIntent(String userMessage);

    /**
     * Detects the intent of a user message with conversation history context.
     *

        }
        return client;
    }

    // RAG workflow delegation methods

    /**
     * Detects the intent of a user message using the configured LLM client.
     *
     * @param userMessage the user's message
     * @return the detected intent with extracted keywords
     * @throws LlmException if LLM is not available
     */

                return ".sql=text/x-sql";
            }
        });

        mimeTypeHelper.init();

        // Content that would normally be detected as application/x-bat
        try (InputStream is = new ByteArrayInputStream(SQL_REM_CONTENT.getBytes(StandardCharsets.UTF_8))) {
            assertEquals("text/x-sql", mimeTypeHelper.getContentType(is, "oracle_script.sql"));

        doc.put("content", "xyz");

        // Without a real detector, this will throw NullPointerException
        try {
            languageHelper.updateDocument(doc);
            fail("Should throw NullPointerException without detector");
        } catch (NullPointerException e) {
            // Expected since we don't have a detector
        }
    }

    @Test
    public void test_updateDocument_emptyDoc() {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.llm;

/**
 * Represents the result of intent detection from user input.
 * Contains the detected intent type, Fess query, and other metadata.
 */
public class IntentDetectionResult {

    private final ChatIntent intent;
    private final String query;
    private final String documentUrl;

                "-Dorg.gradle.java.installations.auto-download=false",
                "-Porg.gradle.java.installations.auto-download=false",
                "-Dorg.gradle.java.installations.auto-detect=false",
                "-Porg.gradle.java.installations.auto-detect=false",
                "\"-Dorg.gradle.java.installations.paths=$expectedInstallationPaths\"",
                "\"-Porg.gradle.java.installations.paths=$expectedInstallationPaths\"",

    NodeAndRemainingSuccessors(N node) {
      this.node = node;
    }
  }

  /**
   * Determines whether an edge has already been used during traversal. In the directed case a cycle
   * is always detected before reusing an edge, so no special logic is required. In the undirected
   * case, we must take care not to "backtrack" over an edge (i.e. going from A to B and then going
   * from B to A).
   */