* UTF-8
     */
    public static final String UTF_8 = "UTF-8";

    /**
     * UTF-8 Charset.
     */
    public static final Charset CHARSET_UTF_8 = Charset.forName(UTF_8);

    /**
     * ISO 8601 basic format: yyyyMMdd'T'HHmmss.SSSZ
     */
    public static final String DATE_FORMAT_ISO_8601_BASIC = "yyyyMMdd'T'HHmmss.SSSZ";

    /**
     * ISO 8601 extended format: yyyy-MM-dd'T'HH:mm:ss.SSSZ
     */

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();

import org.codelibs.core.concurrent.CommonPoolUtil;
import org.codelibs.core.lang.ThreadUtil;

/**
 * The abstract helper for configuration.
 *
 * This class provides a basic framework for managing configurations that can be reloaded.
 * It includes functionality for updating configurations in a separate thread and controlling the reloading interval.
 */
public abstract class AbstractConfigHelper {

    /**
     * Default constructor.

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();

        sourceMap.put(field, value);
    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();