private static final String DUPLICATE_HOST_HELPER = "duplicateHostHelper";

    private static final String PATH_MAPPING_HELPER = "pathMappingHelper";

    private static final String POPULAR_WORD_HELPER = "popularWordHelper";

    private static final String CRAWLING_INFO_HELPER = "crawlingInfoHelper";

    private static final String CRAWLING_CONFIG_HELPER = "crawlingConfigHelper";

    /** The key of the configuration. e.g. 10 */
    String SUGGEST_POPULAR_WORD_SIZE = "suggest.popular.word.size";

    /** The key of the configuration. e.g. 30 */
    String SUGGEST_POPULAR_WORD_WINDOW_SIZE = "suggest.popular.word.window.size";

    /** The key of the configuration. e.g. 10 */
    String SUGGEST_POPULAR_WORD_QUERY_FREQ = "suggest.popular.word.query.freq";

            handleFileUploadException(e);
        }
    }

    protected ModuleConfig getModuleConfig(final HttpServletRequest request) {
        return (ModuleConfig) request.getAttribute(LastaWebKey.MODULE_CONFIG_KEY);
    }

    // ===================================================================================
    //                                                            Create ServletFileUpload

    /** The key of the message: The check digit for ${value} is invalid, Luhn Modulo 10 checksum failed. */
    public static final String CONSTRAINTS_LuhnCheck_MESSAGE = "{constraints.LuhnCheck.message}";

    /** The key of the message: The check digit for ${value} is invalid, Modulo 10 checksum failed. */
    public static final String CONSTRAINTS_Mod10Check_MESSAGE = "{constraints.Mod10Check.message}";

    protected static final String SPNEGO_PREAUTH_USERNAME = "spnego.preauth.username";
    protected static final String SPNEGO_LOGIN_SERVER_MODULE = "spnego.login.server.module";
    protected static final String SPNEGO_LOGIN_CLIENT_MODULE = "spnego.login.client.module";
    protected static final String SPNEGO_KRB5_CONF = "spnego.krb5.conf";
    protected static final String SPNEGO_LOGIN_CONF = "spnego.login.conf";

                } catch (final SuggesterException e) {
                    logger.warn("Failed to generate popular words.", e);
                }

                return wordList;
            });
        } catch (final ExecutionException e) {
            logger.warn("Failed to load popular words.", e);
        }
        return Collections.emptyList();
    }

    public void clearCache() {

     */
    @Override
    public AppConfigurationEntry[] getAppConfigurationEntry ( String name ) {
        return new AppConfigurationEntry[] {
            new AppConfigurationEntry("com.sun.security.auth.module.Krb5LoginModule", LoginModuleControlFlag.REQUIRED, this.options)
        };
    }

/**
 * There are hundreds of error codes that may be returned by a CIFS
 * server. Rather than represent each with it's own <code>Exception</code>
 * class, this class represents all of them. For many of the popular
 * error codes, constants and text messages like "The device is not ready"
 * are provided.
 * <p>
 * The jCIFS client maps DOS error codes to NTSTATUS codes. This means that

                    final File moduleDir = new File(esDir, "modules");
                    if (moduleDir.isDirectory()) {
                        settingsBuilder.put("path.modules", moduleDir.getAbsolutePath());
                    } else {
                        settingsBuilder.put("path.modules", new File(System.getProperty("user.dir"), "modules").getAbsolutePath());
                    }

/* encdec - encode and decode integers, times, and
 * internationalized strings to and from popular binary formats
 * http://www.ioplex.com/~miallen/encdec/
 * Copyright (c) 2003 Michael B. Allen <******@****.***>
 *
 * The GNU Library General Public License
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either