if (StringUtil.isBlank(text)) {
            return null;
        }
        final String target = getDetectText(text);
        final LanguageResult result = detector.detect(target);
        if (logger.isDebugEnabled()) {
            logger.debug("detected lang:{}({}) from {}", result, result.getRawScore(), target);
        }
        return getSupportedLanguage(result.getLanguage());
    }

        try {
            if (useFilename) {
                final MediaType mediaType = mimeTypes.detect(null, metadata);
                if (!MediaType.OCTET_STREAM.equals(mediaType)) {
                    return mediaType.getType() + "/" + mediaType.getSubtype();
                }
            }

            final MediaType mediaType = mimeTypes.detect(is == null || is.markSupported() ? is : new BufferedInputStream(is), metadata);

rem Detect JVM version to figure out appropriate executable to use
if not exist "%JAVA_HOME%\bin\java.exe" (
echo JAVA_HOME points to an invalid Java installation (no java.exe found in "%JAVA_HOME%"^). Exiting...
goto:eof
)

"%JAVA_HOME%\bin\java" -Xmx50M -version > nul 2>&1

if errorlevel 1 (
	echo Warning: Could not start JVM to detect version, defaulting to x86:
	goto x86
)

	<include path="esflute_log.xml"/>

	<component name="curlHelper" class="org.codelibs.fess.helper.CurlHelper">
	</component>
	<component name="languageHelper" class="org.codelibs.fess.helper.LanguageHelper">
		<property name="detector">
			<component class="org.apache.tika.langdetect.optimaize.OptimaizeLangDetector">
				<postConstruct name="loadModels"></postConstruct>
			</component>
		</property>
	</component>