home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Java Primer Plus
/
Java Primer Plus (Waite Group Proess)(1996).iso
/
chapter10
/
abstract.java
next >
Wrap
Text File
|
1995-12-31
|
548b
|
31 lines
/* The abstract class Shape - it cannot be instantiated */
abstract class Shape {
abstract public void drawme(); // abstract method
public void printmsg() {
System.out.println("in the abstract class");
}
}
/* class rectangle - it MUST override drawme() */
class rectangle extends Shape {
int width, height;
public rectangle(int width,int height) {
this.width = width;
this.height = height;
}
public void drawme() { // overrider
// code to draw a rectangle
}
}