no-jira: don't send error page for 401/404 in mapper dispatcher

src/main/java/org/olat/core/dispatcher/mapper/MapperDispatcher.java

@@ -88,20 +88,21 @@ public class MapperDispatcher extends LogDelegator implements Dispatcher {
 		// e.g. non-cacheable: 	23423
 		// e.g. cacheable: 		my.mapper.path
 		UserSession usess = CoreSpringFactory.getImpl(UserSessionManager.class).getUserSession(hreq);
-		Mapper m = CoreSpringFactory.getImpl(MapperService.class).getMapperById(usess, smappath);
+		MapperService mapperService = CoreSpringFactory.getImpl(MapperService.class);
+		Mapper m = mapperService.getMapperById(usess, smappath);
 		if (m == null) {
 			//an anonymous mapper?
-			m = CoreSpringFactory.getImpl(MapperService.class).getMapperById(null, smappath);
+			m = mapperService.getMapperById(null, smappath);
 			if(m == null) {
 				logWarn("Call to mapped resource, but mapper does not exist for path::" + smappath, null);
-				DispatcherModule.sendNotFound(pathInfo, hres);
+				hres.setStatus(HttpServletResponse.SC_NOT_FOUND);
 				return;
 			}
 		}
 		String mod = slashPos > 0 ? subInfo.substring(slashPos) : "";
 		if (mod.indexOf("..") != -1) {
 			logWarn("Illegal mapper path::" + mod + " contains '..'", null);
-			DispatcherModule.sendForbidden(pathInfo, hres);
+			hres.setStatus(HttpServletResponse.SC_FORBIDDEN);
 			return;
 		}
 		// /bla/blu.html