import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import org.graylog.plugins.threatintel.tools.PrivateNet;
import org.slf4j.Logger;
<BUG>import org.slf4j.LoggerFactory;
import java.util.concurrent.ExecutionException;</BUG>
import java.util.concurrent.TimeUnit;
import static com.codahale.metrics.MetricRegistry.name;
public class WhoisIpLookupProvider {

import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import org.graylog.plugins.threatintel.tools.PrivateNet;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import static com.codahale.metrics.MetricRegistry.name;
public class WhoisIpLookupProvider {
