public void clear() {
        getProperties().clear();
    }

    @Override
    public Object clone() {
        final DynamicProperties dynamicProperties = new DynamicProperties(propertiesFile.getAbsolutePath());
        dynamicProperties.checkInterval = checkInterval;
        return dynamicProperties;
    }

    @Override
    public boolean contains(final Object value) {
        return getProperties().contains(value);

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

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;
import org.codelibs.fess.mylasta.direction.FessConfig;

 */
package org.codelibs.fess.app.web.api.admin.general;

import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.beans.util.CopyOptions;
import org.codelibs.core.misc.DynamicProperties;
import org.codelibs.fess.app.web.admin.general.AdminGeneralAction;
import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.ApiResult.ApiConfigResponse;

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components>
	<component name="systemProperties" class="org.codelibs.core.misc.DynamicProperties">
		<arg>
			org.codelibs.fess.util.ResourceUtil.getConfPath("system.properties")
		</arg>
	</component>

import java.util.concurrent.TimeUnit;

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.timer.TimeoutManager;
import org.codelibs.core.timer.TimeoutTask;
import org.codelibs.fess.Constants;
import org.codelibs.fess.crawler.client.FesenClient;