Hi friend,


class PointDemo
{
private int x ;
private int y;
private int z;
private int k;

public PointDemo(int x , int y, int z, int k) {

this.x = x;
this.y = y;
this.z = z;
this.k = k;

}

public void setX(int x){
this.x = x;
}

public void setY(int y){
this.y = y;
}

public int getX(){
return x;
}

public int getY(){
return y;
}

public void setZ(int z){
this.z = z;
}

public int getZ(){
return z;
}

public void setK(){
this.k = k;
}

public int getK(){
return k;
}
public String toString (){
return " the point is : "+"["+ getX() + "," + getY() +"," + getZ() +"," + getK() +"]";
}
}

---------------------------

import java.io.*;
import java.util.*;

public class TestPointDemo {

public static void main(String[] args) throws IOException{
System.out.println("Using inheritence example!");

BufferedReader buff = new BufferedReader(new InputStreamReader(System.in));

System.out.println("Please enter value of x:");
int str = Integer.parseInt(buff.readLine());

System.out.println("Please enter value of y:");
int str1 = Integer.parseInt(buff.readLine());

System.out.println("Please enter value of z:");
int str2 = Integer.parseInt(buff.readLine());


System.out.println("Please enter value of k:");
int str3 = Integer.parseInt(buff.readLine());


PointDemo test = new PointDemo(str, str1, str2, str3);
System.out.println("value " + test.toString());

}
}

-------------------------------------

Visit for more information:

http://www.roseindia.net/java/master-java/interface.shtml

Thanks.

Amardeep