Index: lams_tool_scratchie/src/java/org/lamsfoundation/lams/tool/scratchie/web/servlet/PopulateMarksServlet.java
===================================================================
RCS file: /usr/local/cvsroot/lams_tool_scratchie/src/java/org/lamsfoundation/lams/tool/scratchie/web/servlet/PopulateMarksServlet.java,v
diff -u -r1.3 -r1.4
--- lams_tool_scratchie/src/java/org/lamsfoundation/lams/tool/scratchie/web/servlet/PopulateMarksServlet.java	8 Jul 2015 16:06:22 -0000	1.3
+++ lams_tool_scratchie/src/java/org/lamsfoundation/lams/tool/scratchie/web/servlet/PopulateMarksServlet.java	8 Jul 2015 16:07:39 -0000	1.4
@@ -60,6 +60,11 @@
 	super.init();
     }
 
+    /*
+     * Expects arbitrary parameter "toolContentId". And when it's available - it recalculates marks only for the
+     * sessions belonging to that toolContent, if this parameter is missing - it goes in a loop and recalculates for
+     * session uids from 1 to 20 000.
+     */
     protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 
 	PrintWriter out = response.getWriter();