Patch for Bug # 2414062 Auth request delayed using RetrieveServlet

git-svn-id: http://scm.dspace.org/svn/repo/branches/dspace-1_5_x@3328 9c30dcfa-912a-0410-8fc2-9e0234be79fd

dspace-jspui/dspace-jspui-api/src/main/java/org/dspace/app/webui/servlet/RetrieveServlet.java

@@ -113,6 +113,9 @@ public class RetrieveServlet extends DSpaceServlet
             log.info(LogManager.getHeader(context, "view_bitstream",
                     "bitstream_id=" + bitstream.getID()));
 
+            // Pipe the bits
+            InputStream is = bitstream.retrieve();
+
             // Set the response MIME type
             response.setContentType(bitstream.getFormat().getMIMEType());
 
@@ -120,9 +123,6 @@ public class RetrieveServlet extends DSpaceServlet
             response.setHeader("Content-Length", String.valueOf(bitstream
                     .getSize()));
 
-            // Pipe the bits
-            InputStream is = bitstream.retrieve();
-
             Utils.bufferedCopy(is, response.getOutputStream());
             is.close();
             response.getOutputStream().flush();