if (fessConfig instanceof SimpleImpl) {
            final Properties prop = new Properties();
            ((SimpleImpl) fessConfig).keySet().stream().forEach(k -> prop.setProperty(k, fessConfig.get(k)));

            final ZipEntry entry = new ZipEntry(id + "/fess_config.properties");
            try {
                zos.putNextEntry(entry);
                prop.store(zos, getHostInfo());
            } catch (final IOException e) {

import assertk.assertions.isIn
import assertk.assertions.isInstanceOf
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import assertk.assertions.isSameAs
import assertk.assertions.prop
import java.io.File
import java.io.IOException
import java.io.InterruptedIOException
import java.net.HttpURLConnection
import java.net.InetAddress
import java.net.InetSocketAddress
import java.net.Proxy

                "virtualHosts");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {
        return doFindEpg(_epgMap, prop);
    }

    // ===================================================================================
    //                                                                          Table Info

                "virtualHosts");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {
        return doFindEpg(_epgMap, prop);
    }

    // ===================================================================================
    //                                                                          Table Info

     */
    protected void parseProjectProperties(final Path propPath) {
        try (final InputStream in = Files.newInputStream(propPath)) {
            final Properties prop = new Properties();
            prop.load(in);
            version = prop.getProperty("fess.version", "0.0.0");
            final String[] values = version.split("\\.");
            majorVersion = Integer.parseInt(values[0]);

    return warmUp(cache, WARMUP_MIN, WARMUP_MAX);
  }

  /**
   * Returns the entries that were added to the map, so they won't fall out of a map with weak or
   * soft references until the caller drops the reference to the returned entries.
   */
  private List<Entry<Object, Object>> warmUp(
      LoadingCache<Object, Object> cache, int minimum, int maximum) {

import assertk.assertions.containsExactly
import assertk.assertions.isEqualTo
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import assertk.assertions.isTrue
import assertk.assertions.prop
import java.io.IOException
import java.net.HttpURLConnection
import java.net.ProtocolException
import java.util.concurrent.BlockingQueue
import java.util.concurrent.CountDownLatch
import java.util.concurrent.Executors

    return warmUp(cache, WARMUP_MIN, WARMUP_MAX);
  }

  /**
   * Returns the entries that were added to the map, so they won't fall out of a map with weak or
   * soft references until the caller drops the reference to the returned entries.
   */
  private List<Entry<Object, Object>> warmUp(
      LoadingCache<Object, Object> cache, int minimum, int maximum) {

                "x121Address");
    }

    @Override
    public PropertyGateway findPropertyGateway(final String prop) {
        return doFindEpg(_epgMap, prop);
    }

    // ===================================================================================
    //                                                                          Table Info

            super();
            // Initialize the properties to avoid NullPointerException
            try {
                java.lang.reflect.Field propField = org.lastaflute.core.direction.ObjectiveConfig.class.getDeclaredField("prop");
                propField.setAccessible(true);
                propField.set(this, new org.dbflute.helper.jprop.ObjectiveProperties("test.properties"));
            } catch (Exception e) {