public java.util.List < TYPE_1 > METHOD_1 ( ) { java.util.List < TYPE_1 > VAR_1 = new java.util.ArrayList < TYPE_1 > ( this . VAR_2 ) ; if ( ( this . VAR_3 ) != null ) { VAR_1 . METHOD_2 ( this . VAR_3 . METHOD_1 ( ) ) ; } if ( ( this . VAR_4 ) != null ) { VAR_1 . METHOD_2 ( this . VAR_4 . METHOD_1 ( ) ) ; } return VAR_1 ; }

public java.util.List < TYPE_1 > METHOD_1 ( java.util.List < TYPE_1 > result ) { result . METHOD_2 ( this . VAR_2 ) ; if ( ( this . VAR_3 ) != null ) { this . VAR_3 . METHOD_1 ( result ) ; } if ( ( this . VAR_4 ) != null ) { this . VAR_4 . METHOD_1 ( result ) ; } return result ; }
