tree 25301dcb7f2abffff8b98bdd85ffd42c1f6689a9
parent d6b455cb38471cf03ebc07b3574385508c030234
author Hector Oswaldo Caballero <hector.caballero@ericsson.com> 1529428776 -0400
committer Hector Oswaldo Caballero <hector.caballero@ericsson.com> 1529486543 -0400

[GitwebServlet] Avoid empty error flooding the logs

So far, the logs were being flooded with empty error messages every time
a gitweb operation was done:

  [Gitweb-ErrorLogger] ERROR com.google.gerrit.httpd.gitweb.GitwebServlet :

Check error message is not empty before log in it.

Change-Id: Ida6a19092d69e65782041d4327ed97ec5f4dc70e