public java.util.List < TYPE_1 > METHOD_1 ( TYPE_1 VAR_1 ) throws TYPE_2 { return this . VAR_2 . METHOD_2 ( VAR_1 ) ; } 

public java.util.List < TYPE_1 > METHOD_1 ( TYPE_1 VAR_1 ) throws TYPE_2 { if ( ( VAR_2 ) == null ) { return null ; } return this . VAR_2 . METHOD_2 ( VAR_1 ) ; } 
