@ -2,7 +2,7 @@ package us.codecraft.webmagic.downloader;
import com.google.common.collect.Sets;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.http.HttpHost;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;