#91 -- Restore

src/main/java/ru/ulstu/extractor/assessment/service/AssessmentService.java

@@ -71,9 +71,8 @@ public class AssessmentService {
                     Map<String, Double> variableValues = new HashMap<>();
                     timeSeries
                             .stream()
-                            .filter(ts -> (ts.getTimeSeriesType() == dbRule.getFirstAntecedent()
+                            .filter(ts -> ts.getTimeSeriesType() == dbRule.getFirstAntecedent()
                                     || ts.getTimeSeriesType() == dbRule.getSecondAntecedent())
-                                    && ts.getValues().size() > 0)
                             .forEach(ts -> variableValues.put(ts.getTimeSeriesType().name(), timeSeriesService
                                     .getLastTimeSeriesTendency(ts)
                                     .orElse(ts.getValues().get(ts.getValues().size() - 1).getValue())));

src/main/java/ru/ulstu/extractor/rule/controller/RuleController.java

@@ -54,7 +54,7 @@ public class RuleController {
     }
 
     @GetMapping(DELETE_RULE)
-    public String deleteRule(Model model, @RequestParam Integer id) {
+    public String deleteRule(@RequestParam Integer id) {
         ruleService.deleteById(id);
         return "redirect:/" + LIST_RULE;
     }