【Java程序设计】模拟试题
以下程序可否编译通过，如果不能，请指出其错误.public class Forest implements Serializable{private Tree tree = new Tree();，public static void main(String[] args){Forest f = new Forest();try{FileOutputStream fs = new FileOutputStream("Forest.Ser");ObjectOutputStream os=new FileOutputStream(fs);os.writeObject(f);os.close();}catch(Exception ex){ex.printStackTrace();}}}Public class Tree{}
考题内容：
以下程序可否编译通过，如果不能，请指出其错误.public class Forest implements Serializable{  private Tree tree = new Tree();，   public static void main(String[] args){      Forest f = new Forest();         try{           FileOutputStream fs = new FileOutputStream("Forest.Ser");            ObjectOutputStream os=new FileOutputStream(fs);            os.writeObject(f);                 os.close();              }catch(Exception ex){                 ex.printStackTrace();              }        }}Public class Tree{}