<param name="module.zip.version" value="${opensearch.version}" />
		</antcall>
		<!-- lang-expression -->
		<antcall target="install.module">
			<param name="repo.url" value="${maven.release.repo.url}" />
			<param name="module.groupId" value="org/codelibs/opensearch/module" />
			<param name="module.name.prefix" value="" />
			<param name="module.name" value="lang-expression" />
			<param name="module.version" value="${opensearch.version}" />

        if (locale != null) {
            final String lang = locale.getLanguage();
            if (ComponentUtil.getFessConfig().isOnlineHelpSupportedLang(lang)) {
                target = lang.toUpperCase(Locale.ROOT);
            }
        }
        return url.replaceFirst("\\{lang\\}", target == null ? "EN" : target);
    }

    /**
     * Gets the help link for a specific page.

For search/index analyzer, if [doc.json](https://github.com/codelibs/fess/blob/master/src/main/resources/fess_indices/fess/doc.json) contains lang\_[lang] for your language, please modify the analyzer for your language. For more details about Analyzers, see the [OpenSearch documentation](https://opensearch.org/docs/latest/analyzers/search-analyzers/).

We welcome pull requests for your language.

### Translations

            for (final String lang : params.getLanguages()) {
                if (StringUtil.isNotBlank(lang) && lang.length() < 1000) {
                    if (Constants.ALL_LANGUAGES.equalsIgnoreCase(lang)) {
                        langSet.add(Constants.ALL_LANGUAGES);
                    } else {
                        final String normalizeLang = systemHelper.normalizeLang(lang);

 */
package org.codelibs.fess.storage;

import java.util.Locale;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;

/**
 * Factory for creating appropriate StorageClient based on configuration.
 */

    String ONLINE_HELP_BASE_LINK = "online.help.base.link";

    /** The key of the configuration. e.g. https://fess.codelibs.org/{lang}/{version}/install/install.html */
    String ONLINE_HELP_INSTALLATION = "online.help.installation";

    /** The key of the configuration. e.g. https://fess.codelibs.org/{lang}/eol.html */

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.DynamicProperties;
import org.codelibs.core.net.UuidUtil;
import org.codelibs.fess.app.web.base.login.ActionResponseCredential;

import java.util.Base64;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.crawler.Constants;
import org.codelibs.fess.exception.StorageException;

import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;

        if (StringUtil.isBlank(getOnlineHelpSupportedLangs())) {
            return false;
        }
        return split(getOnlineHelpSupportedLangs(), ",").get(stream -> stream.filter(StringUtil::isNotBlank).anyMatch(s -> s.equals(lang)));
    }

    String getForumSupportedLangs();

    default boolean isForumSupportedLang(final String lang) {

import java.util.List;
import java.util.Map;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.DynamicProperties;
import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;
import org.codelibs.fess.app.web.base.FessAdminAction;