X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fws%2FHttpClientUtils.java;h=8c3dca48d24cf462912e011dc406f7b77d1034b1;hb=57738a1f3c19b1c3a00bd3ac5108f8cd0af32f99;hp=b19d60620b87b7477cc9d9aafa3191c777f50b76;hpb=3d0101179759ef157b088ea135423cd909512d9f;p=jalview.git

diff --git a/src/jalview/ws/HttpClientUtils.java b/src/jalview/ws/HttpClientUtils.java
index b19d606..8c3dca4 100644
--- a/src/jalview/ws/HttpClientUtils.java
+++ b/src/jalview/ws/HttpClientUtils.java
@@ -34,6 +34,7 @@ import org.apache.http.NameValuePair;
 import org.apache.http.client.ClientProtocolException;
 import org.apache.http.client.HttpClient;
 import org.apache.http.client.entity.UrlEncodedFormEntity;
+import org.apache.http.client.methods.HttpGet;
 import org.apache.http.client.methods.HttpPost;
 import org.apache.http.entity.mime.HttpMultipartMode;
 import org.apache.http.entity.mime.MultipartEntity;
@@ -167,4 +168,65 @@ public class HttpClientUtils
       return null;
     }
   }
+
+  /**
+   * do an HTTP GET with URL-Encoded parameters passed in the Query string
+   * 
+   * @param url
+   * @param vals
+   * @return Reader containing content, if any, or null if no entity returned.
+   * @throws IOException
+   * @throws ClientProtocolException
+   * @throws Exception
+   */
+  public static BufferedReader doHttpGet(String url,
+          List<NameValuePair> vals, int connectionTimeoutMs,
+          int readTimeoutMs) throws ClientProtocolException, IOException
+  {
+    // todo use HttpClient 4.3 or later and class RequestConfig
+    HttpParams params = new BasicHttpParams();
+    params.setParameter(CoreProtocolPNames.PROTOCOL_VERSION,
+            HttpVersion.HTTP_1_1);
+    if (connectionTimeoutMs > 0)
+    {
+      HttpConnectionParams.setConnectionTimeout(params,
+              connectionTimeoutMs);
+    }
+    if (readTimeoutMs > 0)
+    {
+      HttpConnectionParams.setSoTimeout(params, readTimeoutMs);
+    }
+    boolean first = true;
+    for (NameValuePair param : vals)
+    {
+      if (first)
+      {
+        url += "?";
+      }
+      else
+      {
+        url += "&";
+      }
+      url += param.getName();
+      url += "=";
+      url += param.getValue();
+    }
+    HttpClient httpclient = new DefaultHttpClient(params);
+    HttpGet httpGet = new HttpGet(url);
+    // UrlEncodedFormEntity ue = new UrlEncodedFormEntity(vals, "UTF-8");
+    // httpGet.setEntity(ue);
+    HttpResponse response = httpclient.execute(httpGet);
+    HttpEntity resEntity = response.getEntity();
+
+    if (resEntity != null)
+    {
+      BufferedReader r = new BufferedReader(
+              new InputStreamReader(resEntity.getContent()));
+      return r;
+    }
+    else
+    {
+      return null;
+    }
+  }
 }