public TYPE_1 METHOD_1 ( ) { TYPE_1 VAR_1 = this . VAR_2 ; while ( VAR_1 != ( VAR_3 ) ) { VAR_1 = VAR_1 . METHOD_1 ( ) ; } return VAR_1 ; } 

public TYPE_1 METHOD_1 ( ) { if ( ( VAR_2 ) == null ) { return this ; } return VAR_2 . METHOD_1 ( ) ; } 
