TYPE_1 METHOD_1 ( TYPE_1 VAR_1 , TYPE_2 result ) { if ( result . METHOD_2 ( ) ) { return null ; } else { return VAR_2 . METHOD_1 ( VAR_1 ) ; } } 

TYPE_1 METHOD_1 ( TYPE_1 VAR_1 , TYPE_2 result ) { return VAR_2 . METHOD_1 ( VAR_1 ) ; } 
