#48 nullpointer exception

webmagic-core/src/main/java/us/codecraft/webmagic/downloader/HttpClientDownloader.java

@@ -47,8 +47,7 @@ public class HttpClientDownloader implements Downloader {
      * @return html
      */
     public Html download(String url) {
-        Page page = download(new Request(url), null);
-        return (Html) page.getHtml();
+        return download(url, null);
     }
 
     /**

webmagic-core/src/test/java/us/codecraft/webmagic/downloader/HttpClientDownloaderTest.java

@@ -6,6 +6,7 @@ import org.junit.Test;
 import us.codecraft.webmagic.Page;
 import us.codecraft.webmagic.Request;
 import us.codecraft.webmagic.Site;
+import us.codecraft.webmagic.selector.Html;
 
 /**
  * Author: code4crafer@gmail.com
@@ -23,4 +24,11 @@ public class HttpClientDownloaderTest {
         Assert.assertTrue(download.getHtml().toString().contains("flashsword30"));
     }
 
+    @Test
+    public void testDownloader() {
+        HttpClientDownloader httpClientDownloader = new HttpClientDownloader();
+        Html html = httpClientDownloader.download("http://www.oschina.net");
+        Assert.assertTrue(!html.getText().isEmpty());
+    }
+
 }