插入单元列排序按钮NPE fix

designer-realize/src/main/java/com/fr/design/sort/celldscolumn/CellDSColumnSortGroupPane.java

@@ -27,6 +27,7 @@ public class CellDSColumnSortGroupPane extends AbstractSortGroupPane {
         java.util.Map<String, TableDataWrapper> tableDataWrapperMap =
                 DesignTableDataManager.getAllEditingDataSet(HistoryTemplateListCache.getInstance().getCurrentEditingTemplate().getTarget());
         Map<String, TableDataWrapper> allDataSetIncludingProcedure = DesignTableDataManager.getAllDataSetIncludingProcedure(tableDataWrapperMap);
+        if (dsColumn != null) {
             TableDataWrapper tableDataWrapper = allDataSetIncludingProcedure.get(dsColumn.getDSName());
             if (tableDataWrapper != null) {
                 java.util.List<String> columnNameList = tableDataWrapper.calculateColumnNameList();
@@ -37,6 +38,8 @@ public class CellDSColumnSortGroupPane extends AbstractSortGroupPane {
                     cellDSColumnSortItemPane.sortAreaUiComboBox.addItem(columnName);
                 }
             }
+        }
+
         cellDSColumnSortItemPane.populateBean(sortExpression);
         return cellDSColumnSortItemPane;
     }