... Concepts
http:/ /java. sun.com/docs/books/tutorial /java/ concepts/index.html
Object and Classes in Java
http:/ /java. sun.com/docs/books/tutorial /java/ javaOO/index.html
20
How the virtual machine located ... them is been found, then the interpreter stops searching process
1
Lecture 2:
Object Oriented Programming
in Java
2
Object Creation
Body sun = new Body( );
An object is created by the new ... class:
import javax.swing.*;
public class SampleClass {
MenuEvent c;
}
%> javac SampleClass .java
MenuEvent is a class in the package javax.swing.event, which
locates in the package javax.swing. You...
... understanding of objects and
designing systems using objects.
I have found that just because programmers are using an object-
oriented programming language, it doesn't mean they are writing ... for OO development, object- oriented
designs are inherently easier to design and maintain over time.
Object- Oriented Languages
There are several object- orientedprogramming languages available ... challenges is to switch the way you think about
programming to use the object- orientedprogramming paradigm.
What Is an Object- Oriented System?
Just what is an object- oriented system? What makes an...
... 471
Displaying the List Contents 472
Self-Containing Classes 473
Augmenting
LINKLIST 473
Pointers to Pointers 474
Sorting Pointers 476
The
person** Data Type 476
Comparing Strings 478
A Parsing Example ... demonstrates cin, newline
#include <iostream>
using namespace std;
int main()
{
int ftemp; //for temperature in fahrenheit
cout << “Enter temperature in fahrenheit: “;
cin >> ftemp;
int ... 717
Exception Notes 718
Summary 720
Questions 720
Exercises 722
xv
00 3087 FM 11/29/01 2:15 PM Page xv
OBJECT- ORIENTEDPROGRAMMINGIN C++, FOURTH EDITON
xii
Copying a String Using Pointers 454
Library...
... Intended Audience
Object- OrientedProgramming with Java is written for first-year college/univer-
sity programming courses worldwide. It introduces you to object- oriented
design and programming ... through 11 introduce graphical user
interface programmingin Java, a topic that is increasingly finding its way into
the early part of the CS curriculum. Finally, Chapter 12 provides an introduc-
tion ... Northeast Compositors, Inc.
Text Design: Delgado Design, Inc.
Printing and Binding: Courier Westford
Cover printing: John Pow Company, Inc.
This book was typeset in Quark 4.1 on a Macintosh G4. The font...
... has been writing books about computer programming since 1982. His best-selling titles
include Assembly Language Programming for the IBM PC, C Programming Using Turbo C
++
, C
++
Interactive Course, ... the
listing, pointing to the opening brace following main.
If you want to start somewhere other than the beginning of the program, position the cursor on the line
where you want to start debugging. ... Structures and Algorithms in Java. Mr. Lafore holds degrees in
mathematics and electrical engineering, and has been active inprogramming since the days of the PDP-5,
when 4K of main memory was considered...
... User-Defined String Type
The Standard C++ string Class
Defining and Assigning string Objects
Input/Output with string Objects
Finding string Objects
Modifying string Objects
Comparing string Objects
Accessing ... Item to the List
Displaying the List Contents
Self-Containing Classes
Augmenting linklist
Pointers to Pointers
Sorting Pointers
The person** Data Type
Comparing Strings
A Parsing Example
Multidimensional ... Cards
C-Strings
C-string Variables
Avoiding Buffer Overflow
String Constants
Reading Embedded Blanks
Reading Multiple Lines
Copying a String the Hard Way
Copying a String the Easy Way
Arrays of Strings
Strings...
... of the terminology used in object- orientedprogramming is the same
from programming language to programming language. However, knowing about the
differences in terminology might help you avoid ... them is the whole story.
Our Viewpoint
In writing Object- Oriented Design in Java, we have tried to keep in mind two objectives.
Our first objective was to avoid too narrow and specific ... to factor them out, placing them in a
more general superclass.
Structured programming was based on abstraction by decomposition. Object- oriented
programming includes decomposition...
... into focus as we demonstrate them in detail in subsequent chapters.
Why Do We Need Object- Oriented
Programming?
Object- orientedprogramming was developed because limitations were discovered in
earlier ... programming since 1982. His best-
selling titles include Assembly Language Programming for the IBM PC, C Programming Using
Turbo C++, C++ Interactive Course, and Data Structures and Algorithms in Java. ... degrees in mathematics and electrical engineering, and has been active in programming
since the days of the PDP-5, when 4K of main memory was considered luxurious. His interests
include hiking, windsurfing,...
... Simi-
larly, javax contains a sub-package named javax.swing, which includes such classes
as javax.swing.JButton, javax.swing.JMenu, and javax.swing.JFrame. The GUI
classes in javax.swing, together ... Autoboxing
Recall that there are two kinds of types in JAVA: primitive types and object types
(Classes). In some object- oriented languages, everything is an object. However in
JAVA and in C++, ... object is often called a protocol.
Classes and Instances
The next important principle of object- orientedprogramming is
All objects are instances of a class. The method invoked by an object in
response...
... the
answer.
12
ObjectOriented Programming
using Java
Notes for the Computer Science Module
Object Oriented Programming
COMP200
Adapted from
Introduction to Programming Using Java
Version 5.0, ... object- orientedprogramming laguage provides support for the following object-
oriented concepts:
Objects and Classes
Inheritance
Polymophism and Dynamic binding
1.1.1 Programming Paradigms
Object- oriented ... object is often called a protocol.
Classes and Instances
The next important principle of object- orientedprogramming is
All objects are instances of a class. The method invoked by an object in
response...
... Simi-
larly, javax contains a sub-package named javax.swing, which includes such classes
as javax.swing.JButton, javax.swing.JMenu, and javax.swing.JFrame. The GUI
classes in javax.swing, together ... Everything is NOT an object
Wrapper Classes and Autoboxing
Recall that there are two kinds of types in JAVA: primitive types and object types
(Classes). In some object- oriented languages, everything ... holding an object itself, a variable holds the information necessary
to find the objectin memory. This information is called a reference or pointer to the
object. In effect, a reference to an object...