Pass the mapped service-model into the checkSession service.

Refs: #7922

@@ -396,6 +396,14 @@ public class DirectControlServlet extends HttpServlet {
 
             Delegator delegator = getDelegator(request.getServletContext());
             LocalDispatcher dispatcher = getDispatcher(request.getServletContext());
+            DispatchContext dctx = dispatcher.getDispatchContext();
+            ModelService model = dctx.getModelService(serviceName);
+
+            // some needed info for when running the service
+            Locale locale = UtilHttp.getLocale(request);
+            TimeZone timeZone = UtilHttp.getTimeZone(request);
+
+            List<Object> errorMessages = new ArrayList<Object>();
 
             // Check if there is an output handler
 
@@ -427,7 +435,13 @@ public class DirectControlServlet extends HttpServlet {
 
                         // prolong the session
                         if (UtilValidate.isNotEmpty(checkSessionService)) {
-                            dispatcher.runSync(checkSessionService, UtilMisc.<String, Object>toMap("sessionId", authToken, "userLogin", userLogin));
+                            Map<String, Object> checkSessionServiceContext = new HashMap<String, Object>();
+                            checkSessionServiceContext.put("sessionId", authToken);
+                            checkSessionServiceContext.put("userLogin", userLogin);
+                            checkSessionServiceContext.put("serviceModel", model);
+                            ModelService checkSessionModel = dctx.getModelService(checkSessionService);
+                            checkSessionServiceContext = checkSessionModel.makeValid(checkSessionServiceContext, ModelService.IN_PARAM, true, errorMessages, timeZone, locale);
+                            dispatcher.runSync(checkSessionService, checkSessionServiceContext);
                         }
                     }
                 }
@@ -439,15 +453,6 @@ public class DirectControlServlet extends HttpServlet {
             context.put("httpProtocol", request.getProtocol());
             context.put("httpScheme", request.getScheme());
 
-            DispatchContext dctx = dispatcher.getDispatchContext();
-            ModelService model = dctx.getModelService(serviceName);
-
-            // some needed info for when running the service
-            Locale locale = UtilHttp.getLocale(request);
-            TimeZone timeZone = UtilHttp.getTimeZone(request);
-
-            List<Object> errorMessages = new ArrayList<Object>();
-
             context = model.makeValid(context, ModelService.IN_PARAM, true, errorMessages, timeZone, locale);
 
             Map<String, Object> result = dispatcher.runSync(serviceName, context);