Web Technology : Theory and Practice

Description

Cover Brief Contents Contents Foreword Preface Chapter 1: Web Foundations 1.1 The Evolution of the Web 1.2 A Peek into the History of the Web 1.3 Internet Applications 1.4 Networks 1.4.1 From Moore to Metcalf 1.5 TCP/IP 1.5.1 Internet Address Structure 1.5.2 IPv6 1.6 Higher Level Protocols 1.6.1 FTP 1.6.2 Telnet 1.6.3 E-mail Related Protocols 1.6.4 HTTP 1.7 Important Components of the Web 1.7.1 Firewalls 1.7.2 Routers 1.7.3 Browser 1.7.4 Browser Caches 1.8 Web Search Engines 1.9 Web Servers 1.10 Application Server 1.11 Internet Organizations’ Who’s Who 1.11.1 ISOC – Internet Society 1.11.2 IETF – Internet Engineering Task Force 1.11.3 IESG – Internet Engineering Steering Group 1.11.4 IANA – Internet Assigned Numbers Authority 1.11.5 IAB – Internet Architecture Board 1.11.6 IRTF – Internet Research Task Force 1.11.7 W3C – World Wide Web Consortium 1.12 Summary Exercises Caselet Activity Chapter 2: Client-Side—HTML 2.1 SGML Framework 2.2 HTML 2.3 HTML Tags 2.3.1 Attributes 2.4 HTML File Structure 2.5 Common HTML Tags 2.5.1 HTML Tag 2.5.2 Meta 2.5.3 Title 2.5.4 Body 2.5.5 Headings 2.5.6 Anchor 2.5.7 Lists 2.5.8 Table 2.5.9 Frames 2.5.10 HTML Forms 2.6 XHTML 2.6.1 HTML Validator 2.7 Block and Inline Elements 2.8 HTML5 2.9 Summary Exercises Project Activities Caselet Activity Chapter 3: Client-Side—CSS 3.1 CSS Declarations 3.2 Using CSS 3.3 Sample CSS File 3.4 Selectors 3.5 Box Model 3.5.1 Concept 3.5.2 Padding 3.6 Float 3.6.1 Using Float and Clear 3.7 Z-Index 3.7.1 Websites 3.8 Benefits of CSS 3.9 Summary Exercises Project Activities Caselet Activity Chapter 4: Client-Side—Behavior 4.1 JavaScript 4.2 A Bit of History About JavaScript 4.3 Organization of the Language 4.3.1 Basics of Client-side JavaScript 4.4 An Example 4.5 Data Types 4.5.1 Special Numbers 4.5.2 Boolean 4.5.3 Constants 4.5.4 Typeof 4.6 Conversions 4.7 Basic String Operations 4.7.1 Other Common String Operations 4.7.2 String Encoding for URIs 4.7.3 Reference or Value 4.7.4 Regular Expressions 4.8 Date Object 4.8.1 A Note on Including JavaScript File 4.9 Arrays 4.9.1 Array Implementation Basics 4.9.2 Array and String Operations 4.10 Variables and Functions 4.10.1 Function Literals 4.10.2 Function Arguments 4.10.3 Anonymous Functions 4.10.4 Inner Functions 4.10.5 Closures 4.11 Closure Scenarios 4.11.1 Simplify Scope 4.11.2 Return Methods from Functions 4.12 Summary of Ways to Use a Function 4.12.1 Client-side Cookies 4.13 The Concept of Classes 4.13.1 Creating Objects 4.13.2 Objects Through Function Constructors 4.13.3 Dynamic Addition of Methods—Prototype 4.13.4 Inheritance 4.14 Execution Contexts 4.15 DOM 4.15.1 The Bigger Picture of DOM 4.15.2 Representing DOM 4.15.3 DOM Traversal 4.15.4 Accessing Nodes Directly 4.15.5 Adding Dynamism—DOM Manipulation 4.16 Event Handling 4.16.1 Event Onclick 4.16.2 Event Onchange 4.16.3 Event Onload 4.16.4 Mouse Events 4.16.5 Default Event Listeners 4.16.6 Browser Specific Challenges 4.16.7 Event Propagation 4.16.8 Other Events 4.17 A Shopping Cart Table Sort Example 4.17.1 Method InnerHTML 4.18 Overall Observations About DOM 4.19 Ajax with JavaScript 4.19.1 Ajax Introduction 4.19.2 Scenarios 4.19.3 Technology Components Required for Ajax 4.19.4 XMLHttp Request Object 4.19.5 A Look at the Steps Involved 4.19.6 Sample Ajax Code 4.19.7 Ajax – Points of Caution 4.20 JavaScript Security 4.20.1 File Handling and Execution 4.20.2 Same Origin Policy 4.20.3 Pop-up Windows 4.20.4 History 4.20.5 Mail through a Form 4.20.6 Server Restriction 4.21 Closing Observations on JavaScript 4.21.1 Client Side Compatibility 4.21.2 Unobtrusive JavaScript 4.22 Summary Exercises Project Activities Caselet Activity Chapter 5: The Server Side 5.1 A Broad Outline 5.2 Behind the Scenes 5.3 Client Side vs. Server Side 5.4 Transformation from Static to Dynamic Sites 5.4.1 Embedded Server-side Scripts in HTML 5.5 Java Servlets 5.5.1 Servlet Creation and Lifecycle 5.5.2 Lifecycle of a Servlet 5.5.3 A Simple Servlet Example 5.5.4 An Intermediate Web Application Architecture 5.6 Example—Read Environment Parameters 5.7 Accessing Parameter Data 5.7.1 Sharing Data Through Servlet Context 5.7.2 Trip Pooling Example 5.7.3 Thread Safety 5.8 State Management 5.8.1 Example—Session Basics 5.8.2 Cookies 5.9 Event Driven Tracking 5.9.1 Listeners and Events 5.9.2 Steps 5.9.3 Session Tracking Example (FavConnect) 5.9.4 Attribute Scopes 5.10 Summary Exercises Project Activities Caselet Activity Chapter 6: JSP 6.1 A Better Way 6.2 Why JSP? 6.3 A Brief History and Background 6.4 Overview 6.5 JSP Lifecycle 6.5.1 JSP Service Methods 6.6 Elements in a JSP Page 6.6.1 Declarations 6.6.2 Directives 6.6.3 Scriptlets 6.6.4 Expressions 6.6.5 Transfer Control 6.7 Implicit JSP Objects 6.8 JSP Object Scopes 6.9 FavConnect Example Modified 6.10 JSP Tags 6.10.1 Declarations 6.10.2 Directives 6.11 JSP Exceptions 6.11.1 Expressions 6.11.2 Scriptlet 6.11.3 Actions 6.12 Expression Language (EL) 6.13 JSP Standard Tag Library 6.14 A JSP Example 6.15 Custom Tag Library 6.16 JSP and Equivalent Technologies 6.17 Summary Exercises Project Activity Caselet Activity Chapter 7: The Business Layer—EJB Fundamentals 7.1 Layering 7.2 With Servlets 7.3 EJB Versions 7.4 Usage Scenarios 7.5 EJB Components 7.5.1 Session Beans 7.5.2 Message Driven Beans 7.5.3 Entity Beans 7.6 Lifecycle of an EJ Bean 7.7 A Shopping Cart—Simplified Example 7.8 Summary Exercises Project Activity Caselet Activity Chapter 8: XML 8.1 Introduction 8.2 The Need 8.3 XML Building Blocks 8.4 How It Works 8.4.1 Basic Structure 8.5 Characteristics 8.6 Scenarios for Handling XML 8.7 Valid XML Document 8.7.1 DTD 8.7.2 XSD—Schema 8.8 XML Transformations—XSL 8.8.1 XSLT 8.9 XML Parsing 8.9.1 SAX 8.9.2 DOM 8.9.3 Choosing Between DOM and SAX 8.9.4 Java Support for Parsing XML 8.10 JSON 8.11 Summary Exercises Project Activities Caselet Activity Chapter 9: Web Services 9.1 Tracing the Path of a Request—a Different View 9.2 Evolution of the Concept 9.3 Purpose 9.4 Standards 9.5 Use Cases 9.5.1 Sample Scenarios 9.5.2 Roles 9.6 Programming Models 9.7 SOAP Based Web Services 9.7.1 WSDL 9.7.2 SOAP 9.7.3 Structure of SOAP Messages 9.8 A Basic Example 9.8.1 Generating a Web Service 9.9 REST Based Web Services 9.9.1 REST Principles 9.9.2 Resource Orientation 9.10 Rest Based Web Services—An Example 9.10.1 Service Provider Side 9.10.2 The XML Document from the Service 9.10.3 Client Side 9.11 Soap vs. Rest 9.12 Case Study of an Online Store 9.12.1 Online Store Front 9.13 Web Services Endnote 9.14 Summary Exercises Project Activities Caselet Activity Appendix Index