pubic class two extends one{
public void twoMethod(){.....}
}
public class three
{
public void oneMethod(){.....}//跟one类方法内容样
public void twoMethod(){.....}//跟two类方法内容样
}
类1,2和类三一样吗?
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关于继承的问题阿
pubic class one{ public void oneMethod(){.....} } pubic class two extends one{ public void twoMethod(){.....} } public class three { public void oneMethod(){.....}//跟one类方法内容样 public void twoMethod(){.....}//跟two类方法内容样 } 类1,2和类三一样吗?
interface I{
void oneMethod();
}
class one implements I{
public void oneMethod(){
System.out.println("one.oneMethod()");
}
}
class two extends one{
public void twoMethod(){
System.out.println("two.twoMethod()");
}
}
class three
{
public void oneMethod(){
System.out.println("three.oneMethod()");
}
public void twoMethod(){
System.out.println("three.twoMethod()");
}
}
public class TestIA extends three implements I
{
public static void main(String[] args){
I tia = new TestIA();
tia.oneMethod();
three t = (three)tia;
t.twoMethod();
}
}