}
} 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;		}				keyChooser.setText( key );	}