#60 added sorting

src/main/java/ru/ulstu/conference/repository/ConferenceRepository.java

@@ -9,6 +9,7 @@ import ru.ulstu.user.model.User;
 import java.util.List;
 
 public interface ConferenceRepository extends JpaRepository<Conference, Integer> {
-    @Query("SELECT c FROM Conference c LEFT JOIN c.users u WHERE (:user IS NULL OR u.user = :user) AND (YEAR(c.beginDate) = :year OR :year IS NULL)")
+    @Query("SELECT c FROM Conference c LEFT JOIN c.users u WHERE (:user IS NULL OR u.user = :user) " +
-    List<Conference> filter(@Param("user") User user, @Param("year") Integer year);
+            "AND (YEAR(c.beginDate) = :year OR :year IS NULL) ORDER BY begin_date DESC")
+    List<Conference> findByUserAndYear(@Param("user") User user, @Param("year") Integer year);
 }

src/main/java/ru/ulstu/conference/service/ConferenceService.java

@@ -1,6 +1,7 @@
 package ru.ulstu.conference.service;
 
 import org.apache.commons.lang3.StringUtils;
+import org.springframework.data.domain.Sort;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import ru.ulstu.conference.model.Conference;
@@ -59,7 +60,7 @@ public class ConferenceService {
 
 
     public List<Conference> findAll() {
-        return conferenceRepository.findAll();
+        return conferenceRepository.findAll(new Sort(Sort.Direction.DESC, "beginDate"));
     }
 
     public List<ConferenceDto> findAllDto() {
@@ -158,7 +159,7 @@ public class ConferenceService {
     }
 
     public List<ConferenceDto> filter(ConferenceFilterDto conferenceFilterDto) {
-        return convert(conferenceRepository.filter(
+        return convert(conferenceRepository.findByUserAndYear(
                 conferenceFilterDto.getFilterUserId() == null ? null : userService.findById(conferenceFilterDto.getFilterUserId()),
                 conferenceFilterDto.getYear()), ConferenceDto::new);