protected boolean METHOD_1 ( TYPE_1 VAR_1 ) { if ( this . VAR_2 ) return true ; <BUG> if ( VAR_1 == null ) return false ;</BUG> return ( VAR_1 . METHOD_2 ( ) ) || ( VAR_1 instanceof TYPE_2 ) ; }
protected boolean METHOD_1 ( TYPE_1 VAR_1 ) { if ( VAR_1 == null ) return false ; if ( this . VAR_2 ) return true ; return ( VAR_1 . METHOD_2 ( ) ) || ( VAR_1 instanceof TYPE_2 ) ; } 
