'Public class employee' diaporamas de présentation

Building Java Programs Chapter 9

Building Java Programs Chapter 9. Inheritance and Interfaces. The software crisis. software engineering : The practice of developing, designing, documenting, testing large computer programs. Large-scale projects face many issues: getting many programmers to work together

1.15k views • 90 slides

Building Java Programs Chapter 9

Building Java Programs Chapter 9. Inheritance and Interfaces. The software crisis. software engineering : The practice of developing, designing, documenting, testing large computer programs. Large-scale projects face many issues: getting many programmers to work together

1.09k views • 90 slides

Understanding Polymorphism

1k views • 86 slides

Building Java Programs

Building Java Programs. Chapter 9: Inheritance and Interfaces. Chapter outline. background categories of employees relationships and hierarchies inheritance programming creating subclasses overriding behavior multiple levels of inheritance

816 views • 69 slides

Building Java Programs

Building Java Programs. Chapter 9: Inheritance and Interfaces. Chapter outline. background categories of employees relationships and hierarchies inheritance programming creating subclasses overriding behavior multiple levels of inheritance

694 views • 69 slides

Building Java Programs

Building Java Programs. Chapter 9: Inheritance and Interfaces. Chapter outline. background categories of employees relationships and hierarchies inheritance programming creating subclasses overriding behavior multiple levels of inheritance

694 views • 69 slides

Java 212: Inheritance and Polymorphism

Java 212: Inheritance and Polymorphism. Chapter Objectives. Learn about inheritance Learn about subclasses and superclasses Explore how to override (not overload!) the methods of a superclass Examine how constructors of superclasses and subclasses work.

929 views • 59 slides

Lecture 06 Java and OOP

Lecture 06 Java and OOP. Jaeki Song. Outlines. Java and OOP Class and Object Inheritance Polymorphism. Java and OOP: Class. Classes are the mechanism used to define objects in Java Objects are instances of classes

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Java Review I

Java Review I. Class in Java. Classes are the most important language feature that make object-oriented programming ( OOP ) possible. Combination of both attributes and behaviors Can be used to generate many objects with the same behaviors Information hidden and encapsulation

618 views • 49 slides

CS 112 Introduction to Programming

CS 112 Introduction to Programming. Inheritance Yang (Richard) Yang Computer Science Department Yale University 308A Watson, Phone: 432-6400 Email: yry@cs.yale.edu. Admin. Class project. Recap: OOP Analysis. m. 1. m. 2. 1. 1. 1. m. GeoMap. Region. Color.

540 views • 48 slides

Chapter 9 Polymorphism

Chapter 9 Polymorphism. Chapter Scope. The role of polymorphism Dynamic binding Using inheritance for polymorphism Exploring Java interfaces in more detail Using interfaces for polymorphism Polymorphic design. Binding. Consider the following method invocation: obj.doIt ();

687 views • 46 slides

Java

Java. Object Oriented Programming. Objectives. Be able to implement inheritance using extends , super , and abstract Be able to describe differences between a concrete and abstract class. Be able to recognize polymorphic behavior.

480 views • 35 slides

Chapter - 5

Chapter - 5. General Programming and Decision Making in Java. Program : It is a set of instructions given to a computer to perform a specific task. Package: It is a collection of classes to perform various functions.

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Object Oriented Programming with C#

Object Oriented Programming with C#. Session: August-December 2009 Subject: C# Programming. Learning Objectives. In this chapter we will understand concept of classes and objects Understand the concept of Method Overloading Reviewing the Pillars of OOP. Encapsulation support

673 views • 23 slides

Polymorphism

Polymorphism. Polymorphism enables you to write programs that process objects that share the same base class (either directly or indirectly) as if they are all objects of the base class. This can simplify programming.

272 views • 22 slides

Features of Object Oriented Programming Lec.4

Features of Object Oriented Programming Lec.4. Abstraction and Encapsulation. Computer programs can be very complex, perhaps the most complicated artifact sever created by humans. One way to manage and control this complexity is with abstraction .

319 views • 21 slides

Rounding Out Classes

Rounding Out Classes. The objectives of this chapter are: To discuss issues surrounding passing parameters to methods What is "this"? To introduce class variables and class methods To explain object deletion and the garbage collector. Passing Primitives as Parameters.

252 views • 17 slides

Polymorphic support in C#

Polymorphic support in C#. Let us now examine third pillar of OOP i.e. Polymorphism.. Recall that the Employee base class defined a method named GiveBonus(), which was implemented as follows: // Give bonus to employees. public class Employee { ... public void GiveBonus(float amount)

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Introduction to Inheritance

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CS100A, Lecture 7, 22 Sept. 1998 Static fields and methods

CS100A, Lecture 7, 22 Sept. 1998 Static fields and methods. Suppose that we would like to main-tain, somehow, the number of instances of Employee that were ever created. The following does not work!. public class Employee { public int noEmps= 0; //No. of Emps

228 views • 11 slides