private enum Language { KOTLIN, GROOVY, UNKNOWN }

    private static final class Snippet {
        final int line;       // line of the [.multi-language-sample] header
        final Language lang;  // best-effort deduction (UNKNOWN allowed)

        Snippet(int line, Language lang) {
            this.line = line;
            this.lang = lang;
        }
    }

    private static final class Error {

     *
     * @param reasoning the detection reasoning
     * @return the unclear intent result
     */
    public static IntentDetectionResult unclear(final String reasoning) {
        return new IntentDetectionResult(ChatIntent.UNCLEAR, null, null, reasoning);
    }

    /**
     * Creates a fallback search intent when intent detection fails.
     *
     * @param originalMessage the original user message

        }
        return getSupportedLanguage(result.getLanguage());
    }

    /**
     * Returns the text to be used for language detection.
     *
     * @param text The original text.
     * @return The text for language detection.
     */
    protected String getDetectText(final String text) {
        final String result;
        if (text.length() <= maxTextLength) {

	"strings"
	"time"
)

const (
	// deadline (in seconds) up to which the go routine leak detection has to be retried.
	leakDetectDeadline = 5
	// pause time (in milliseconds) between each snapshot at the end of the go routine leak detection.
	leakDetectPauseTimeMs = 50
)

// LeakDetect - type with  methods for go routine leak detection.
type LeakDetect struct {
	relevantRoutines map[string]bool
}

                return "";
            }
        });

        mimeTypeHelper.init();

        // With empty config, no override is applied; content-based detection runs
        try (InputStream is = new ByteArrayInputStream(SQL_REM_CONTENT.getBytes(StandardCharsets.UTF_8))) {
            final String contentType = mimeTypeHelper.getContentType(is, "test.sql");

      matrix:
        # Override automatic language detection by changing the below list
        # Supported options are ['csharp', 'cpp', 'go', 'java', 'javascript', 'python']
        language: ['java']
        # Learn more...
        # https://docs.github.com/en/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#overriding-automatic-language-detection

    steps:
    - name: Checkout repository

| `LanguageHelper` | `org.codelibs.fess.helper` | Language detection and validation |
| `SystemHelper` | `org.codelibs.fess.helper` | UI language dropdown builder |
| `FessUserLocaleProcessProvider` | `org.codelibs.fess.mylasta.direction.sponsor` | User locale detection |

## Language Detection and Selection

### User Interface Language

Fess determines the UI language in this order:

import jakarta.annotation.PostConstruct;

/**
 * FessMimeTypeHelper extends MimeTypeHelperImpl to provide Fess-specific
 * MIME type detection configuration. It reads extension-to-MIME-type override
 * mappings from FessConfig to handle cases where content-based detection
 * produces incorrect results (e.g., SQL files starting with REM comments
 * being misdetected as batch files).
 */

            throw new LlmException("systemPrompt is not configured for " + getName());
        }
        return systemPrompt;
    }

    /**
     * Gets the intent detection prompt template.
     *
     * @return the intent detection prompt
     */
    protected String getIntentDetectionPrompt() {
        if (intentDetectionPrompt == null) {

      }
    },

    /**
     * Disables cycle detection. This option causes the factory to return unmodified lock
     * implementations provided by the JDK, and is provided to allow applications to easily
     * parameterize when cycle detection is enabled.
     *
     * <p>Note that locks created by a factory with this policy will not participate the
     * cycle detection performed by locks created by other factories.
     */