object oriented design concepts pdf

... DataTypeProperty Text Design Pattern InCatalog ObjectProperty The class Catalog Catalog Decription DataTypeProperty Text OfDesign Pattern ObjectProperty The class DesignPattern Paticipant ... OfPaticipant ObjectProperty The class Paticipant isAbstract DataTypeProperty Boolean Operation OfAppClass ObjectProperty The class ObjectProperty ApplicationClass OfDesignPattern ObjectProperty ... integrating Design Pattern Ontology with an existing ontology query tool, study on developing a new tool which support for selecting design patterns automatically in Pattern -Oriented Analysis and Design...

Ngày tải lên: 14/03/2014, 10:20

Ngày tải lên: 03/07/2014, 07:20

Ngày tải lên: 03/07/2014, 07:20

Ngày tải lên: 03/07/2014, 07:20

Ngày tải lên: 07/08/2014, 04:20

Ngày tải lên: 22/10/2014, 10:18

... covered  Objects and object classes  An object- oriented design process  Design evolution ©Ian Sommerville 2004 Software Engineering, 7th edition. Chapter 14 Slide 25 An object- oriented design ... Chapter 14 Slide 36 Object identification  Identifying objects (or object classes) is the most difficult part of object oriented design.  There is no 'magic formula' for object identification. ... 1 Object- oriented Design âIan Sommerville 2004 Software Engineering, 7th edition. Chapter 14 Slide 2 Objectives  To explain how a software design may be represented as a set of interacting objects that...

Ngày tải lên: 14/09/2012, 11:27

... Friday, May 5, 2006 2:25 PM 2 BASICS OF OBJECT- ORIENTED PROGRAMMING This chapter is aimed at an audience unfamiliar with the basic concepts of object- oriented programming (OOP). The intent ... xiii Introduction xv Chapter 1: What a Tangled Web We Weave 1 Chapter 2: Basics of Object- Oriented Programming 5 Chapter 3: Object- Oriented Features New to PHP 5 11 Chapter 4: Show a Little Class 17 Chapter ... 2006 2:25 PM Object- Oriented Features New to PHP 5 15 This is perfectly acceptable behavior for primitives, but it incurs far too much overhead with objects. Making a copy of a large object by...

Ngày tải lên: 24/01/2014, 15:45

... Chapter 1. Preface Building Skills in Object- Oriented Design, Release 2.1.1-Python 40 Chapter 4. Roulette Solution Overview Building Skills in Object- Oriented Design, Release 2.1.1-Python 28 14 ... bought in the gift shop?” 13 Building Skills in Object- Oriented Design, Release 2.1.1-Python 12 Chapter 1. Preface Building Skills in Object- Oriented Design, Release 2.1.1-Python Maintenance is ... Building Skills in Object- Oriented Design, Release 2.1.1-Python Sidebars When we do have a significant digression, it will appear in a sidebar, like this. Tip: Tip There will be design tips, and...

Ngày tải lên: 22/02/2014, 05:20

... responsibilities and evolve the design â 2004 Pearson Addison-Wesley. All rights reserved 6-2 Object- Oriented Design ã Now we can extend our discussion of the design of classes and objects ã Chapter 6 focuses ... Activities Identifying Classes and Objects Static Variables and Methods Class Relationships Interfaces Enumerated Types Revisited Method Design Chapter 6 Object- Oriented Design â 2004 Pearson Addison-Wesley. ... pieces what each piece will do ã An object- oriented design determines which classes and objects are needed, and specifies how they will interact ã Low level design details include how individual...

Ngày tải lên: 15/03/2014, 11:20

... to many objects ã All through a base pointer Message takes on many forms ã Summary Base-pointer to base -object, derived-pointer to derived ã Straightforward Base-pointer to derived object ã Can ... (base, derived) – Base pointer aimed at base object Derived pointer aimed at derived object ã Both straightforward Base pointer aimed at derived object ã is a relationship Circle is a Point ã Will ... base -object ã Compiler error ã Allowed if explicit cast made (more in section 10.9) 2003 Prentice Hall, Inc. All rights reserved. 4 !"# $%!" ã Aim pointers (base, derived) at objects...

Ngày tải lên: 02/04/2014, 06:20

... class libraries and their design techniques ã Learn design techniques with components like Java Beans ã Prepare to design your own remote objects ã Cover object- oriented design in Java from the ... What Are Objects? Just as procedures are used to build structured programs, objects are used to build object- oriented programs. An object- oriented program is a collection of objects ... program. OOP and object- oriented languages provide tools to express ideas clearly, but are not instant, automatic panaceas. Five fundamental concepts govern object- oriented programs:...

Ngày tải lên: 19/04/2014, 17:23

... the concepts of object- oriented programming using a language like C++ can be an intimidating experience. The simpler object model of PHP makes it the ideal language for an introduction to object- oriented ... Data Lavin, Peter. Object- oriented PHP : concepts, techniques, and code / Peter Lavin. p. cm. Includes index. ISBN 1-59327-077-1 1. PHP (Computer program language) 2. Object- oriented programming ... advantage of advanced OO features in PHP Object- Oriented PHP will show you how to maximize PHP’s features, with much less work than you might think. With Object- Oriented PHP, you can master the basics...

Ngày tải lên: 03/07/2014, 07:20

... wants to make the switch to an OO approach, Object- Oriented PHP can ease the transition from procedural to object- oriented programming (OOP). Basic concepts are introduced using simple but useful ... presented here in tabular form. Companion Website This book has a companion website (http://objectorientedphp.com) where you can download all the code related to it. Downloads are available ... there are still web developers who question whether a scripting language really needs to be object- oriented. This chapter deals with issues related to this question. Chapter 2 This chapter introduces...

Ngày tải lên: 03/07/2014, 07:20

... Friday, May 5, 2006 2:25 PM 2 BASICS OF OBJECT- ORIENTED PROGRAMMING This chapter is aimed at an audience unfamiliar with the basic concepts of object- oriented programming (OOP). The intent ... few basic concepts of OOP as it relates to PHP, though it is sometimes useful to look at other object- oriented (OO) languages such as Java or C++. We’ll discuss three aspects of object orientation ... access modifiers, and inheritance. Classes define objects, access modifiers determine how objects can be used, and inheritance makes it easy to adapt objects for different cir- cumstances. I’ve emphasized...

Ngày tải lên: 03/07/2014, 07:20

... Object- Oriented Features New to PHP 5 15 This is perfectly acceptable behavior for primitives, but it incurs far too much overhead with objects. Making a copy of a large object by ... how objects are created and destroyed. The PHP 4 style of object creation is still supported, but you are encouraged to use the new magic method approach. PHP 5 deprecates some existing object- related ... indirectly when an object is passed to a function or method, but objects are now passed by reference because of the implicit assignment. Prior to PHP 5, the default behavior was to assign objects by...

Ngày tải lên: 03/07/2014, 07:20

... syntax for creating an object is the same, but in PHP 5, the __construct method is executed rather than a method bearing the class name. NOTE In PHP 5, you need not return the object created by the ... the variable or instance of the object, and new both allocates memory and, in association with the class name, invokes the constructor. (When creating an object under PHP 4, it is advisable ... programming assumes that other programmers may use your objects and vice versa. Bruce Eckel refers to this as client programmers using objects created by class creators. 1 Even if you are...

Ngày tải lên: 03/07/2014, 07:20

... only Portable Document Format (PDF) files by passing the value pdf to this method. This method returns true if all file extensions in this directory match pdf. OOPHP_02.book Page 31 Friday, ... a mixture of .pdf files and images in a specific directory and you want to download all the .pdf files and after that, display all the images. Once you have filtered for .pdf files, you ... not be called directly, and the client programmer benefits by having a fully-formed and usable object immediately upon construction. Must It Be Private? Suppose for a moment, though, that your...

Ngày tải lên: 03/07/2014, 07:20

... the design of an existing page. The best way to do this is to assign them a class name and manipulate their style using Cascading Style Sheets (CSS). What Will It Look Like? In sum, you will design ... screening out illegal values. While the need to control the way in which object properties are changed is somewhat obvious, retrieving object properties through an accessor method is also superior to ... appropriate image type before changing the quality. A set method is superior to direct access to an object s properties because values can be tested and rejected, if need be, before they are assigned....

Ngày tải lên: 03/07/2014, 07:20

... of the class. (This isn’t directly related to object- oriented programming [OOP], but if a class’s appearance cannot blend with various different designs, then its usefulness—and reusability—is ... fashion?” CSS and Reusability No matter how reusable an object is, it won’t be reused if it can’t be adapted to fit to a variety of page designs. Unlike the DirectoryItems class, which does its ... constructor; that’s exactly what the checkRecordOffset method does. It terminates construction of your object if it returns false. Let’s see why. private function checkRecordOffset($recordoffset, $recordsperpage){ ...

Ngày tải lên: 03/07/2014, 07:20