private boolean METHOD_1 ( ) { return ( ( this . VAR_1 . METHOD_2 ( ) ) != null ) && ( ! ( this . VAR_1 . METHOD_2 ( ) . isEmpty ( ) ) ) ; } 

private boolean METHOD_1 ( ) { return ( ( this . VAR_1 . METHOD_2 ( ) ) == null ) || ( this . VAR_1 . METHOD_2 ( ) . isEmpty ( ) ) ; } 
