Bug 103291 Group key doesn't support inputting text
Description: Group key doesn't support inputting text Steps to reproduce: 1.Add a table and bind it with data set 2.Add a group to the table: enter a row name in the "Group On:" textbox 3.Save and preview Expected result: Everything is OK Actual result: Error occurs because the group key is added as a string not a expression
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/GroupDialog.java
else
			{
				newKey = DEUtil.getExpression( columnList.get( index ) );
			}
			if ( !newKey.equals( oldKey ) )
			{
				inputGroup.setKeyExpr( newKey );
				SlotHandle slotHandle = null;
				if ( inputGroup instanceof ListGroupHandle )
				{
					slotHandle = inputGroup.getHeader( );
				}
				else if ( inputGroup instanceof TableGroupHandle )
				{
					if ( inputGroup.getHeader( ).getCount( ) != 0 )
					{
						RowHandle rowHandle = ( (RowHandle) inputGroup.getHeader( )
								.get( 0 ) );
						CellHandle cellHandle = (CellHandle) rowHandle.getCells( )
								.get( 0 );
						slotHandle = cellHandle.getContent( );
					}
				}
				if ( slotHandle != null )
				{
					Object insertObj = index == -1 ? newKey
							: columnList.get( index );
					DesignElementHandle dataItemHandle = InsertInLayoutUtil.performInsert( insertObj,
							slotHandle,
							inputGroup.getContainer( ) );