关于java的new

public class Test
{
class Toy
{
public Toy(int id,String name,float price)
{
int toyId;
String toyName;
float toyPrice;
toyId=id;
toyName=name;
toyPrice=price;
System.out.println(toyId);
System.out.println(toyName);
System.out.println(price);
}
}
class Customer
{
int custId;
String custName;
String custAddress;
float Amt_outstanding;
public Customer(int id,String name,String address)
{
custId=id;
custName=name;
custAddress=address;
System.out.println(custId);
System.out.println(custName);
System.out.println(custAddress);
}
}
class OnlineCustomer extends Customer
{
public OnlineCustomer(int cId,String name,String address,String id,String cardno)
{
String loginId;
String masterCardNo;
loginId=id;

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