public TYPE_1 METHOD_1 ( TYPE_2 expr , TYPE_3 VAR_1 ) { TYPE_4 result = VAR_2 . METHOD_2 ( expr , VAR_1 ) ; if ( result == null ) { return null ; } return METHOD_3 ( VAR_1 , METHOD_4 ( result ) , expr ) ; } 

public TYPE_1 METHOD_1 ( TYPE_2 expr , TYPE_3 VAR_1 ) { TYPE_4 result = VAR_2 . METHOD_2 ( expr , VAR_1 ) ; if ( result == null ) { return null ; } return METHOD_3 ( VAR_1 , METHOD_4 ( result , expr ) , expr ) ; } 
