@Override
    public String asTableDbName() {
        return asEsIndexType();
    }

    @Override
    protected String asEsIndex() {
        return "fess_log.search_log";
    }

    @Override
    public String asEsIndexType() {
        return "search_log";
    }

    @Override
    public String asEsSearchType() {
        return "search_log";
    }

    @Test
    public void testEncryptDecryptText() {
        final CachedCipher cipher = new CachedCipher();
        cipher.setKey("mySecretKey");

        final String original = "Hello World";
        final String encrypted = cipher.encryptText(original);
        final String decrypted = cipher.decryptText(encrypted);

        assertThat(encrypted, is(not(original)));
        assertThat(decrypted, is(original));
    }

    @Test

public class JsonUtil {

    /**
     * Defualt constructor.
     */
    protected JsonUtil() {
    }

    /**
     * Escapes a value as Json string.
     *
     * @param value input
     * @return escaped string.
     */
    public static String escape(final String value) {
        if (value == null) {
            return null;
        }

        char c;
        final int len = value.length();

    }

    @Override
    protected String createSelectHint() {
        return null;
    }

    @Override
    protected String createFromBaseTableHint() {
        return null;
    }

    @Override
    protected String createFromHint() {
        return null;
    }

    @Override
    protected String createSqlSuffix() {
        return null;
    }

    @Override

    }

    @Override
    protected String createSelectHint() {
        return null;
    }

    @Override
    protected String createFromBaseTableHint() {
        return null;
    }

    @Override
    protected String createFromHint() {
        return null;
    }

    @Override
    protected String createSqlSuffix() {
        return null;
    }

    @Override

    protected Float boost;

    /** createdBy */
    protected String createdBy;

    /** createdTime */
    protected Long createdTime;

    /** permissions */
    protected String[] permissions;

    /** reading */
    protected String reading;

    /** suggestWord */
    protected String suggestWord;

    /** updatedBy */
    protected String updatedBy;

    /** updatedTime */

    /**
     * Whether the scheduled job is a crawler job.
     */
    public String crawler;

    /**
     * Whether logging is enabled for the scheduled job.
     */
    public String jobLogging;

    /**
     * Whether the scheduled job is available.
     */
    public String available;

    /**
     * Sort order of the scheduled job.
     */

    }

    @Override
    public String getContentType(final InputStream is, final String filename) {
        final Map<String, String> params = new HashMap<>();
        params.put(ExtractData.RESOURCE_NAME_KEY, filename);
        return getContentType(is, params);
    }

    @Override
    public String getContentType(final InputStream is, final Map<String, String> params) {

     * @return whether the key is contained
     */
    public boolean containsKey(final String key) {
        return super.containsKey(convertKey(key));
    }

    @Override
    public V get(final Object key) {
        return super.get(convertKey(key));
    }

    @Override
    public final V put(final String key, final V value) {
        return super.put(convertKey(key), value);
    }

    @Override

        return super.hashCode();
    }

    @Override
    public String toString() {
        return getClass().getSimpleName() + ":" + doBuildColumnString(", ") + "@" + Integer.toHexString(hashCode());
    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override