Bug 207561 [Regression] Conversion errror when preview the attached report design
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLDataSetEditorPage.java
catch ( Exception e )
		{
			ExceptionHandler.showException( this.getShell( ),
					JdbcPlugin.getResourceString( "exceptionHandler.title.error" ),
					e.getLocalizedMessage( ),
					e );
		}
	}
	/**
	 * Called to indicate that the process of getting the available Db objects
	 * is in progress
	 * 
	 */
	private void setRefreshInfo( )
	{
		if ( rootNode == null )
		{
			return;
		}
		TreeItem item = new TreeItem( rootNode, 0 );
		item.setText( JdbcPlugin.getResourceString( "tablepage.refreshing" ) );
	}
	/**
	 * 
	 * @param item
	 */
	private void selectNode( TreeItem item )
	{
		TreeItem[] selectedItem = new TreeItem[1];
		selectedItem[0] = item;