Step 1) Copy the following code into an Editor public class Test{ public static void main(String a rgs[X X x= new X(); Y y = new Y(); y.m2(); //x.m1(); //y.m1(); //x = y;// parent pointing to obj ect of child //x.m1(); //y.a=10; private int a; int b; public void m1(){ System.out.println("This is me thod m1 of class X"); } } class Y extends X{ int c; // new instance variable of class Y public void m1(){ // overriden method System.out.println("This is method m1 of class Y"); } public void m2(X super.m1(); System.out.println("This is method m2 of class Y"); } } Step 2) Save, Compile & Run the code. Observe the output. Step 3) Uncomments lines # 6-9. Save, Compile & Run the code. Observe the output. Step 4) Uncomment line # 10. Save & Compile the code. Step 5) Error? This is because sub- class cannot access private members of the super class. } } class X{
Step 1) Copy the following code into an Editor public class Test{ public static void main(String a rgs[X X x= new X(); Y y = new Y(); y.m2(); //x.m1(); //y.m1(); //x = y;// parent pointing to obj ect of child //x.m1(); //y.a=10; private int a; int b; public void m1(){ System.out.println("This is me thod m1 of class X"); } } class Y extends X{ int c; // new instance variable of class Y public void m1(){ // overriden method System.out.println("This is method m1 of class Y"); } public void m2(X super.m1(); System.out.println("This is method m2 of class Y"); } } Step 2) Save, Compile & Run the code. Observe the output. Step 3) Uncomments lines # 6-9. Save, Compile & Run the code. Observe the output. Step 4) Uncomment line # 10. Save & Compile the code. Step 5) Error? This is because sub- class cannot access private members of the super class. } } class X{
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
Related questions
Question
![Step 1) Copy the following code into an
Editor
public class Test{
public static void main(String a
rgs[]){
X x= new X();
Yy=new Y();
y.m2();
//x.m1();
//y.m1();
//x = y;// parent pointing to obj
ect of child
//x.m1();
//y.a=10;
}
class X{
private int a;
int b;
public void m1(){
System.out.println("This is me
thod m1 of class X");
}
}
class Y extends X{
int c; // new instance variable
of class Y
public void m1(){
// overriden method
System.out.println("This is.
method m1 of class Y");
}
public void m2(){
super.m1();
System.out.println("This is
method m2 of class Y");
}
}
Step 2) Save, Compile & Run the code.
Observe the output.
Step 3) Uncomments lines # 6-9. Save,
Compile & Run the code. Observe the
output.
Step 4) Uncomment line # 10. Save &
Compile the code.
Step 5) Error = ? This is because sub-
class cannot access private members of
the super class.
}](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F717c2933-159a-45cb-ae6b-a3a5a5ade9ab%2F21dfb055-1a17-4564-91ca-42e926df9be4%2Fqa73pbi_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Step 1) Copy the following code into an
Editor
public class Test{
public static void main(String a
rgs[]){
X x= new X();
Yy=new Y();
y.m2();
//x.m1();
//y.m1();
//x = y;// parent pointing to obj
ect of child
//x.m1();
//y.a=10;
}
class X{
private int a;
int b;
public void m1(){
System.out.println("This is me
thod m1 of class X");
}
}
class Y extends X{
int c; // new instance variable
of class Y
public void m1(){
// overriden method
System.out.println("This is.
method m1 of class Y");
}
public void m2(){
super.m1();
System.out.println("This is
method m2 of class Y");
}
}
Step 2) Save, Compile & Run the code.
Observe the output.
Step 3) Uncomments lines # 6-9. Save,
Compile & Run the code. Observe the
output.
Step 4) Uncomment line # 10. Save &
Compile the code.
Step 5) Error = ? This is because sub-
class cannot access private members of
the super class.
}
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