public TYPE_1 [ ] METHOD_1 ( TYPE_2 VAR_1 ) { if ( ! ( VAR_1 . METHOD_2 ( ) ) ) return null ; return super . METHOD_1 ( VAR_1 ) ; } 

public TYPE_1 [ ] METHOD_1 ( TYPE_2 VAR_1 ) { if ( ( VAR_1 == null ) || ( ! ( VAR_1 . METHOD_2 ( ) ) ) ) return null ; return super . METHOD_1 ( VAR_1 ) ; } 
