added default sorting if not exists

common/data/src/main/java/org/thingsboard/server/common/data/page/PageLink.java

@@ -19,6 +19,7 @@ import com.fasterxml.jackson.annotation.JsonIgnore;
 import lombok.Data;
 import org.springframework.data.domain.Sort;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -66,18 +67,13 @@ public class PageLink {
     }
 
     public Sort toSort(SortOrder sortOrder, Map<String,String> columnMap) {
-        if (sortOrder == null) {
+        return toSort(new ArrayList<>(List.of(sortOrder)), columnMap);
-            return DEFAULT_SORT;
-        } else {
-            String property = sortOrder.getProperty();
-            if (columnMap.containsKey(property)) {
-                property = columnMap.get(property);
-            }
-            return Sort.by(Sort.Direction.fromString(sortOrder.getDirection().name()), property);
-        }
     }
 
     public Sort toSort(List<SortOrder> sortOrders, Map<String,String> columnMap) {
+        if (!isDefaultSortOrderAvailable(sortOrders)) {
+            sortOrders.add(new SortOrder(DEFAULT_SORT_PROPERTY, SortOrder.Direction.ASC));
+        }
         return Sort.by(sortOrders.stream().map(s -> toSortOrder(s, columnMap)).collect(Collectors.toList()));
     }
 
@@ -89,4 +85,13 @@ public class PageLink {
         return new Sort.Order(Sort.Direction.fromString(sortOrder.getDirection().name()), property, Sort.NullHandling.NULLS_LAST);
     }
 
+    public boolean isDefaultSortOrderAvailable(List<SortOrder> sortOrders) {
+        for (SortOrder sortOrder : sortOrders) {
+            if (DEFAULT_SORT_PROPERTY.equals(sortOrder.getProperty())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
 }

common/data/src/main/java/org/thingsboard/server/common/data/page/TimePageLink.java

@@ -76,20 +76,4 @@ public class TimePageLink extends PageLink {
         }
     }
 
-    @Override
-    public Sort toSort(List<SortOrder> sortOrders, Map<String,String> columnMap) {
-        if (!isDefaultSortOrderAvailable(sortOrders)) {
-            sortOrders.add(new SortOrder(DEFAULT_SORT_PROPERTY, SortOrder.Direction.ASC));
-        }
-        return super.toSort(sortOrders, columnMap);
-    }
-
-    private boolean isDefaultSortOrderAvailable(List<SortOrder> sortOrders) {
-        for (SortOrder sortOrder : sortOrders) {
-            if (DEFAULT_SORT_PROPERTY.equals(sortOrder.getProperty())) {
-                return true;
-            }
-        }
-        return false;
-    }
 }

dao/src/test/java/org/thingsboard/server/dao/sql/widget/JpaWidgetTypeDaoTest.java

@@ -16,6 +16,7 @@
 package org.thingsboard.server.dao.sql.widget;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
+import org.jetbrains.annotations.NotNull;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -43,6 +44,7 @@ import java.util.Comparator;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
+import java.util.stream.Collectors;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.Assert.assertEquals;
@@ -160,6 +162,29 @@ public class JpaWidgetTypeDaoTest extends AbstractJpaDaoTest {
         assertEquals(new WidgetTypeInfo(widgetTypeList.get(2)), widgetTypes.getData().get(0));
     }
 
+    @Test
+    public void testFindSystemWidgetTypesForSameName() throws InterruptedException {
+        List<WidgetTypeDetails> widgetTypeList = new ArrayList<>();
+
+        for (int i = 0; i < 20; i++) {
+            Thread.sleep(2);
+            var widgetType = saveWidgetType(TenantId.SYS_TENANT_ID, "widgetName");
+            widgetTypeList.add(widgetType);
+        }
+        widgetTypeList.sort(Comparator.comparing(BaseWidgetType::getName).thenComparing((BaseWidgetType baseWidgetType) -> baseWidgetType.getId().getId()));
+        List<WidgetTypeInfo> expected = widgetTypeList.stream().map(WidgetTypeInfo::new).collect(Collectors.toList());
+
+        PageData<WidgetTypeInfo> widgetTypesFirstPage = widgetTypeDao.findSystemWidgetTypes(TenantId.SYS_TENANT_ID, true, DeprecatedFilter.ALL, Collections.singletonList("static"),
+                new PageLink(10, 0, null, new SortOrder("name")));
+        assertEquals(10, widgetTypesFirstPage.getData().size());
+        assertThat(widgetTypesFirstPage.getData()).containsExactlyElementsOf(expected.subList(0, 10));
+
+        PageData<WidgetTypeInfo> widgetTypesSecondPage = widgetTypeDao.findSystemWidgetTypes(TenantId.SYS_TENANT_ID, true, DeprecatedFilter.ALL, Collections.singletonList("static"),
+                new PageLink(10, 0, null, new SortOrder("name")));
+        assertEquals(10, widgetTypesSecondPage.getData().size());
+        assertThat(widgetTypesSecondPage.getData()).containsExactlyElementsOf(expected.subList(10, 20));
+    }
+
     @Test
     public void testTagsSearchInFindBySystemWidgetTypes() {
         for (var entry : SHOULD_FIND_SEARCH_TO_TAGS_MAP.entrySet()) {
@@ -355,4 +380,14 @@ public class JpaWidgetTypeDaoTest extends AbstractJpaDaoTest {
         assertEquals(0, result.size());
         widgetTypeDao.removeById(tenantId, details.getUuidId());
     }
+
+    private WidgetTypeDetails saveWidgetType(TenantId tenantId, String name) {
+        WidgetTypeDetails widgetType = new WidgetTypeDetails();
+        widgetType.setTenantId(tenantId);
+        widgetType.setName(name);
+        var descriptor = JacksonUtil.newObjectNode();
+        descriptor.put("type","static");
+        widgetType.setDescriptor(descriptor);
+        return widgetTypeDao.save(TenantId.SYS_TENANT_ID, widgetType);
+    }
 }