动态联编
class A
{
void fun1()
{
System.out.println( "A.fun1 ");
}
void fun2()
{
System.out.println( "A.fun2 ");
}
}
class B extends A
{
void fun2()
{
System.out.println( "B.fun2 ");
}
public void showBThis()
{
this.fun1();
this.fun2();
}
public void showBSuper()
{
super.fun1();
super.fun2(); /* Call A.fun2, why not B.fun2? */
}
}
public class C extends B
{
void fun1()
{
System.out.println( "C.fun1 ");
}
public static void main(String[] args)
{
C c = new C();
System.out.println( "c.showBThis() ");
c.showBThis();
System.out.println( "c.showBSuper() ");
c.showBSuper();
}
}
[解决办法]
C.fun1
B.fun2
A.fun1
B.fun2
[解决办法]
supper写在B里面,当然是B的supper
