Teach Yourself JavaServer Pages 2.0 with Apache Tomcat

Sams Teach Yourself JavaServer Pages™ 2.0 with Apache Tomcat in 24 Hours
By Mark Wutka, Alan Moffet, Kunal Mittal

Publisher : Sams Publishing
Pub Date : December 04, 2003
ISBN : 0-672-32597-7
Pages : 512


Copyright
About the Authors
Acknowledgments
We Want to Hear from You!
Introduction
Who Should Read This Book
How This Book Is Organized
In Every Hour
Conventions Used in This Book
Apache Tomcat
Hour 1. Getting Started with JavaServer Pages
A "Hello World" JavaServer Page
Using the <% %> Tags in a JavaServer Page
Displaying a Value with <%= %>
Inserting Comments
Declaring Methods and Variables with <%! %>
Handling Multiple Threads in a JSP
Summary
Q&A
Workshop
Hour 2. JavaServer Pages Behind the Scenes
Introducing Servlets
A "Hello World" Servlet
Using the invoker to Run a Servlet
Packaging, Deploying, and Running a Servlet
The Anatomy of a Servlet
Sending a Response to the Browser
The HttpServlet Class
Choosing Between JavaServer Pages and Servlets
Summary
Q&A
Workshop
Hour 3. Creating HTML Forms
A Simple HTML Form
Using the request Object
Retrieving Form Variables in a Servlet
Different Ways to Do Forms
Summary
Q&A
Workshop
Hour 4. How the Browser Interacts with the Server
The Hypertext Transfer Protocol
Common Request Headers
Common Response Headers
The HTTP POST Command
GET Versus POST
HTTPS: Secure HTTP
Summary
Q&A
Workshop
Hour 5. JSP and Servlet Lifecycles
Servlet Lifecycle
JavaServer Page Lifecycle
Reloading Other Classes
Application Lifecycle Events
Summary
Q&A
Workshop
Hour 6. Looking Under the Hood—Core Servlet Components
The ServletRequest Class
The HttpServletRequest Class
The ServletContext Class
The ServletResponse Class
The HttpServletResponse Class
The ServletInputStream Class
The ServletOutputStream Class
The HttpSession Class
The Cookie Class
Creating a New Cookie
Summary
Q&A
Workshop
Hour 7. Servlet Filters
The Filter Interface
An Example Filter—JSP/Servlet Timings
An Example Filter—Session Logging
Summary
Q&A
Workshop
Hour 8. Core JavaServer Page Components
Built-in JSP Objects
The JspWriter Class
Working with the pageContext Object
The JspEngineInfo Class
Summary
Q&A
Workshop
Hour 9. JSP Directives
An Overview of JSP Directives
The page Directive
The include Directive
The taglib Directive
Summary
Q&A
Workshop
Hour 10. Using JSP Standard Actions to Organize Your Web Application
Including Other Files
Forwarding to Another Page
Passing Java Objects Between JSPs and Servlets
Making Your Application More Modular
Using an Applet in Your Form
Summary
Q&A
Workshop
Hour 11. Debugging and Error Handling
Why Debugging Is Tough
Compile Versus Runtime Errors
Using Log Files to Debug an Application
Using a Debugger
Error Handling
Summary
Q&A
Workshop
Hour 12. Saving Data Between Requests
Storing Data in Hidden Form Variables
Storing Data in a session Object
How Sessions Work
Forcing a New Session
Handling Session Termination
Handling Sessions Without Cookies
Storing Application-Wide Data
Summary
Q&A
Workshop
Hour 13. More About Saving Data
Using Sessions to Save Data in a Shopping Cart Application
Storing Data in a Cookie
Q&A
Workshop
Hour 14. Interacting with JavaBeans
The jsp:useBean Action
A Bean-Based Web Application
Summary
Q&A
Workshop
Hour 15. The JSP Expression Language
Basic Syntax
Variables
Literals and Operators
Implicit Objects
Functions
Q&A
Workshop
Hour 16. Extending JSP with New Tags
"Hello World" Tag
Packaging and Installing a Tag
Conditionally Including the Body of a Custom Tag
Processing Body Content with a Custom Tag
Handling Exceptions
Accessing Tag Attributes
Using Dynamic Attributes
Adding Scripting Variables
The JSP 2.0 SimpleTag Interface
Tag Files—Tag Extensions Without Java
Tag File Directives
Summary
Q&A
Workshop
Hour 17. The JSP Standard Tag Library
Installing and Using JSTL
Core Tag Library
Functions
Q&A
Workshop
Hour 18. Working with Databases and JSTL Database Actions
A Brief Overview of Databases
What Is SQL?
Getting Started with Cloudscape
What Is JDBC?
Using JDBC from JavaServer Pages and Servlets
JSTL SQL Tag Library
Summary
Q&A
Workshop
Hour 19. Creating an XML Application
A "Hello World" XML Page
A Few Simple Rules for XML
Why Use XML with JSP and Servlets?
XML Tag Library
Summary
Q&A
Workshop
Hour 20. Building Web Applications with JavaServer Pages and Servlets
Web Application Architecture
The Model 1 and Model 2 Architectures
Using Model-View-Controller in Your Web Applications
Calling Multiple Controllers and Views
Summary
Q&A
Workshop
Hour 21. Using Struts and JavaServer Faces
An Overview of Struts
Setting Up Struts
An Overview of JavaServer Faces (JSF)
Summary
Q&A
Workshop
Hour 22. Internationalization
Setting the Page Encoding
Detecting the Browser's Preferred Locale
Using Locale-Based Text Formatters
Using Resource Bundles in Web Pages
The Format Tag Library
Summary
Q&A
Workshop
Hour 23. Security
Role-Based Security
BASIC Authentication
Creating a Custom Login Form
Checking Security Roles Programmatically
Using Client Certificates for Authentication
Summary
Q&A
Workshop
Hour 24. Performance
Buffering Pages to Improve Performance
Use Static Content Where Possible
Caching Objects to Reduce Setup Time
Choosing the Right Session Mechanism
Precompiling JSPs
Setting the JSP Reload Time
Simple Java Optimizations
Making JSPs and Servlets Thread-Safe
Using Thread Pools
Summary
Q&A
Workshop
Appendix A. Apache Tomcat
Where to Get Tomcat
Installing Tomcat on Windows
Running Tomcat
Tomcat Configuration
Logging
Setting the Classpath
Authentication
Tomcat Web Server Administration Tool
Tomcat Manager
Appendix B. Packaging a Web Application
A Simple WAR File Example
Installing a WAR File Under Tomcat
WAR Configuration Options

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