} for ( int i = 0; i < columnList.size( ); i++ ) { if ( key.equals( DEUtil.getExpression( columnList.get( i ) ) ) ) { keyChooser.select( i ); return; } }
}
	private void setKeyExpression( String key )	{		keyChooser.deselectAll( );		if ( StringUtil.isBlank( key ) )		{			keyChooser.setText( "" ); //$NON-NLS-1$			return;		}		for ( int i = 0; i < columnList.size( ); i++ )		{			if ( key.equals( DEUtil.getExpression( columnList.get( i ) ) ) )			{				keyChooser.select( i );				return;			}		}		keyChooser.setText( key );	}