Fixed entity save and fixed system widgets retrieve

dao/src/main/java/org/thingsboard/server/dao/sql/JpaAbstractDao.java

@@ -15,6 +15,7 @@
  */
 package org.thingsboard.server.dao.sql;
 
+import com.datastax.driver.core.utils.UUIDs;
 import com.google.common.collect.Lists;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.ListeningExecutorService;
@@ -61,6 +62,9 @@ public abstract class JpaAbstractDao<E extends BaseEntity<D>, D> implements Dao<
             ((SearchTextEntity) entity).setSearchText(((SearchTextEntity) entity).getSearchTextSource().toLowerCase());
         }
         log.debug("Saving entity {}", entity);
+        if (entity.getId() == null) {
+            entity.setId(UUIDs.timeBased());
+        }
         entity = getCrudRepository().save(entity);
         return DaoUtil.getData(entity);
     }

dao/src/main/java/org/thingsboard/server/dao/sql/widget/JpaWidgetsBundleDao.java

@@ -23,14 +23,13 @@ import org.thingsboard.server.common.data.page.TextPageLink;
 import org.thingsboard.server.common.data.widget.WidgetsBundle;
 import org.thingsboard.server.dao.DaoUtil;
 import org.thingsboard.server.dao.model.sql.WidgetsBundleEntity;
-import org.thingsboard.server.dao.sql.JpaAbstractDao;
 import org.thingsboard.server.dao.sql.JpaAbstractSearchTextDao;
 import org.thingsboard.server.dao.widget.WidgetsBundleDao;
 
 import java.util.List;
 import java.util.UUID;
 
-import static org.thingsboard.server.dao.model.ModelConstants.WIDGETS_BUNDLE_COLUMN_FAMILY_NAME;
+import static org.thingsboard.server.dao.model.ModelConstants.NULL_UUID;
 
 /**
  * Created by Valerii Sosliuk on 4/23/2017.
@@ -62,10 +61,10 @@ public class JpaWidgetsBundleDao extends JpaAbstractSearchTextDao<WidgetsBundleE
     public List<WidgetsBundle> findSystemWidgetsBundles(TextPageLink pageLink) {
         if (pageLink.getIdOffset() == null) {
             return DaoUtil.convertDataList(widgetsBundleRepository.findSystemWidgetsBundlesFirstPage(pageLink.getLimit(),
-                    pageLink.getTextSearch()));
+                    pageLink.getTextSearch(), NULL_UUID));
         } else {
             return DaoUtil.convertDataList(widgetsBundleRepository.findSystemWidgetsBundlesNextPage(pageLink.getLimit(),
-                    pageLink.getTextSearch(), pageLink.getIdOffset()));
+                    pageLink.getTextSearch(), pageLink.getIdOffset(), NULL_UUID));
         }
     }
 

dao/src/main/java/org/thingsboard/server/dao/sql/widget/WidgetsBundleRepository.java

@@ -31,15 +31,15 @@ public interface WidgetsBundleRepository extends CrudRepository<WidgetsBundleEnt
 
     WidgetsBundleEntity findWidgetsBundleByTenantIdAndAlias(UUID tenantId, String alias);
 
-    @Query(nativeQuery = true, value = "SELECT * FROM WIDGETS_BUNDLE WHERE TENANT_ID IS NULL " +
+    @Query(nativeQuery = true, value = "SELECT * FROM WIDGETS_BUNDLE WHERE TENANT_ID = ?3 " +
             "AND LOWER(SEARCH_TEXT) LIKE LOWER(CONCAT(?2, '%')) " +
             "ORDER BY ID LIMIT ?1")
-    List<WidgetsBundleEntity> findSystemWidgetsBundlesFirstPage(Integer limit, String searchText);
+    List<WidgetsBundleEntity> findSystemWidgetsBundlesFirstPage(Integer limit, String searchText, UUID tenantId);
 
-    @Query(nativeQuery = true, value = "SELECT * FROM WIDGETS_BUNDLE WHERE TENANT_ID IS NULL " +
+    @Query(nativeQuery = true, value = "SELECT * FROM WIDGETS_BUNDLE WHERE TENANT_ID = ?4 " +
             "AND LOWER(SEARCH_TEXT) LIKE LOWER(CONCAT(?2, '%')) " +
             "AND ID > ?3 ORDER BY ID LIMIT ?1")
-    List<WidgetsBundleEntity> findSystemWidgetsBundlesNextPage(Integer limit, String searchText, UUID idOffset);
+    List<WidgetsBundleEntity> findSystemWidgetsBundlesNextPage(Integer limit, String searchText, UUID idOffset, UUID tenantId);
 
     @Query(nativeQuery = true, value = "SELECT * FROM WIDGETS_BUNDLE WHERE TENANT_ID = ?2 " +
             "AND LOWER(SEARCH_TEXT) LIKE LOWER(CONCAT(?3, '%')) " +