J2EE Overview
Java Web Applications
Java Web Application Architecture
J2EE Architecture
Web Application Programming Model MVC
An MVC Example
The Infrastructure for Enterprise Web Applications
Summary
JavaScript Overview: History and Today
JavaScript Overview
Fundamentals: Part 1
Fundamentals: Part 2
JavaScript Interactivity
HTML Forms and JavaScript
Servlet Basics
Objectives
History CGI
Server Extension APIs
Java Servlet
Servlet Container
Servlet Responsibilities
J2EE and Servlet
The Servlet Class
The HttpServlet Class
An Example Hello World
The Servlet Container
The Servlet API
Life Cycle Initialization
Life Cycle Initialization
Example Initialization
Life Cycle Processing
Life Cycle Processing
Life Cycle Destroy
User Input
Example User Input
Output to Client
Servlet Error Handling
Threading Issues
Servlet Interaction Interface
Objectives
Request
Request Parameters
Request Attributes
Request Headers
Request Path
Other Request Information
Response
Cookies
Setting Cookies
Servlet Context
Servlet Context Attributes
Resource
Session Tracking
Tracking Techniques
Cookies
Cookies an Example
HTML Hidden Fields
Using HttpSession
Session Invalidation
An Example of Session Tracking Code...
An Example of Session Tracking Code
An Example of Session Tracking Code
An Example of Session Tracking Code
An Example of Session Tracking Code
An Example of Session Tracking Code
An Example of Session Tracking Code
HttpSession - URL Rewriting
Summary
JavaServer Page (JSP) Basics
Objectives
JavaServer Pages
A Simple Example - Hello.jsp
JSP Benefits
Evolution of Dynamic Content Technologies
How JSP Works
JSP Invocation
JSP Scripting Elements
The XML Syntax
JSP Directive
page Directive Attributes
page Directive an Example
page Attribute errorPage
page Attribute isErrorPage
Using XML Syntax
Directives include
Include an Example
Include an Example
Include at compile time vs. at request time
Request time inclusion
JSP Declarations
Declarations an Example
JSP Expressions
JSP Expressions an Example
JSP Scriptlets
JSP Scriptlets an Example
JSP Scriptlets an Example
JSP Comments
JSP Predefined Variables
The request Object
The response Object
The out Object
Out an Example
Using Java Beans with JSP
Objectives
What is a JavaBean?
Structure of a JavaBean
Life Cycle
Properties
Very Simple Bean
Using Java Beans in JSP
The < jsp:useBean > tag
Java Bean scope
< jsp:useBean > in Action
The < jsp:getProperty > tag
The < jsp:setProperty > tag
Mapping all the request parameters
Another Example
Mixing Scriptlets and Bean tags
JSP Programming Techniques
Objectives
Error Handling
Example Exception Handling
Using an Error Page
Form Validation Client Side
Form Validation Client Side
Form Validation Client Side
Form Validation Server Side
Form Validation Server Side
Session Tracking
Servlet Programming – Advanced
Objectives
Key Issues for Web Application Development Productivity
Web Application Programming Model MVC
Model
View
Controller
What is JDBC?
JDBC Architecture
JDBC: Basic Steps
Loading a Driver
DB2 UDB JDBC Drivers
Oracle JDBC Drivers
Create a Connection
Connection
Statement
PreparedStatement
ResultSet
ResultSet
ResultSet
Example JDBC Servlet With Transactions
Close the Connection
Need for Connection Pooling
Connection Pooling in JDBC 2.0
Connection Pooling
Basic Steps in Using JDBC Connection Pooling
Access a DataSource
Get a Connection
Release Connections
Connection Pool Example
Resource References
JavaBeans
MVC Implementation
Request Dispatching
Request Dispatching - Forward vs. Include
HTTP Redirection
Dispatch vs. redirection
Integrating Servlet and JSP
Calling a JSP from a Servlet
Request Dispatching - forward Request to JSP
Supply Result information to the JSP
A Simple Example
Display JavaBean Properties in JSP
Web Applications and MVC
Objectives
Tiered Architectures
Presentation Layer
Presentation Layer
Presentation Layer
Presentation Layer
Middle Tier
Model View Controller
Extensible Markup Language
XML
Servlet Filters
Objectives
What is a filter?
Why use a filter?
Uses for Filtering
Features of filters
The Filter interface
How a filter works
In what order?
A simple logging filter
Configuring the filter
Mapping the filter
The Web Deployment Descriptor
Common filter tasks
Request and Response Wrappers
Struts Architecture and Overview
Objectives
Review: MVC Model
Review: Request, Session and Application
What is Struts?
Struts Flow
Components in Struts
The Model
The View
The Controller
Struts Flow
struts-config.xml
struts-config.xml Content
The element in the struts-config.xml
The element in the struts-config.xml
The element in the struts-config.xml
The element in the struts-config.xml
Sample struts-config.xml
The Role of web.xml for the Application
Configuring Struts in the web.xml
web.xml Content
Steps to Configuring Struts in the web.xml
Step 1. Configuring the Action Servlet Instance in the web.xml
Action Servlet Config Example
Step 2. Configuring the Action Servlet Mapping in web.xml
Prefix Mapping Example
Extension Mapping Example
Step 3. Configuring the Struts Tag Libraries in the web.xml
Sample web.xml
Summary
Custom Tag Libraries
Introduction
Tag Attributes
Tag Body
Tag Library Descriptor
Tag Library Descriptor Details
carPrice.tld
The Java Server Page
Writing a Simple Tag Handler Class
Tag Handler Life Cycle
Rendering Content
Implementing Empty Body Tag
Example: CarPriceHandler
CarPriceHandler
carPrice.jsp
Implementing a Tag With Unprocessed Body
Handling Tag Bodies
Implementing Body Processing
Example: Body Tag Support
Implementing an Iteration Tag
Nested Tags
Summary
Appendix A. Tag Handlers
Tag Library API
Tag Interface
BodyTag Interface
Tag Handler Class
Tag Handler Lifecycle
TagSupport Class
The pageContext variable
An example
Exception Handling
Appendix B. Advanced Tag Library Features
Manipulating Tag Body
Repeating over Tag
Nested Tags
Appendix C. Quick HTML Reference
Head and Body
The Title Tag
Heading Levels
Bold Text
Italicized Text
Underlined Text
Sub/Super-scripted Text
Combining Tags
Spacing
Layout Tags
The Break Tag
The Paragraph Tag
Pre-formatted Text
Drawbacks of
Comments
Linking
Linking and the Anchor
Linking to an Email
Images
Image Alignment
Background Images
Colors
Setting Foreground and Background
RGB Color Codes
Lists
Unordered Lists
Unordered Lists - Example
Ordered Lists
Ordered Lists - Example
Tables
Table - Example
Frames
< frameset >
< frameset > - Example
< frame >
< frame > - Example
Names and Targets
< noframes >
Appendix D. Introduction to HTTP
HTTP Overview
HTTP Overview: Continue
HTTP Overview: Continue
HTTP Requests
HTTP Request Header
HTTP Responses
HTTP Response Header
HTTP Response Header: Continue
Common GateWay Interface (CGI)
Common GateWay Interface (CGI): Continue
Common GateWay Interface (CGI): Continue
Common GateWay Interface (CGI): Continue
Common GateWay Interface (CGI): Continue
Appendix E. Tomcat
Objectives
Tomcat Installation
Installation Troubleshooting
Starting Tomcat Server
Accessing Tomcat
Configuring Tomcat
Using the Tomcat Admin Console
Tomcat Administration
Tomcat Manager
Logging
Summary
Appendix F. Building an Application with ANT
What is Ant?
Ant details
Installing Ant
build.xml
Ant build file
How to run Ant?
Understand build.xml
Understand build.xml (continued)
Ant Tasks
Advanced Task
Ant Folders
Summary
Appendix G. XML Fundamentals
Topics
Data and Document Structure
Markup Languages
What is XML?
XML Overview
Simple Case Study
An Employee Document
Tags
First XML
Why XML?
XML Document
An Example of XML Document
Sections of an XML Document
XML Elements
Naming Rules
Nesting and Hierarchy of XML Elements
Attributes
Empty and Non-Empty Elements
Namespaces for Elements and Attributes
Other XML Tags
Entity References
Character References
Well-formed vs. Valid XML Document
Document Type Definition DTD
Enforcing Validity DTDs
Presentation Style
Processing Instructions
Is the XML Declaration a Processing Instruction ?
XML Parsers
SAX
Pros and Cons of Using SAX
DOM
Appendix H. Cascading Style Sheets
Cascading Style Sheets
The xml-stylesheet processing instruction
CSS details
An example
Common CSS tags display
Common CSS tags Colors and Backgrounds
Common CSS tags Fonts