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Java Servlets



Course Aims
This course is designed to give you a firm grounding in Server Side Programming, Servlet Basics and Advanced Servlet Features like Session Tracking and Interservlet Communication.
Assumed Knowledge
a prior knowledge of Core Java Programming and Applets & HTML Programming is required.
Course Audience
This course is essential for those who are interested in extending the functionality of a web server e.g. to generate dynamic content. It is also helpful for CGI programmers, Server-Side JavaScript programmers and Java applet programmers.

This course can be found in the following categories:
Course Library > Programming > Java
Course Library > Web Development

Table of Contents
Introduction to Servlets
  		• Overview
  		• Comparing Servlets with other Technologies
  		• Current Applications
  		• Future Applications
  		• Advantages of Java Servlets
     
    HTML Form Loading
  		• Overview
     
    The Form Tag
  		• The Form Tag
     
    The Input Tag
  		• The Text Input Type
  		• Exercise 2:1: For Text Input Type
  		• The Password Input Type
  		• Exercise 2:2: For Password Input Type
  		• The Button Input Type
  		• Exercise 2:3: For Button Input Type
  		• The Reset Input Type
  		• The Submit Button Input Type
  		• Exercise 2:4: For Submit Button Input Type
  		• The Check Box Input Type
  		• Exercise 2:5: For Check Box Input Type
  		• The Radio Button Input Type
  		• Exercise 2:6: For Radio Button Input Type
  		• The Textarea Tag
  		• Exercise 2:7: For Textarea Tag.
  		• The Image Input Type
  		• Exercise 2:8: For Image Input Type
  		• The File Input Type
  		• Exercise 2:9: For File Input Type
     
    The Select Tag
  		• The Select Tag
     
    Exercise 2:10: Select Tag
  		• Exercise 2:10: Select Tag
     
    Java Servlet
  		• Java Servlet
     
    What are Servlets?
  		• What are Servlets?
     
    Uses of Servlets
  		• Uses of Servlets
     
    Requirements for writing Servlets
  		• Requirements for writing Servlets
     
    What Do You Need to Run Servlets?
  		• What Do You Need to Run Servlets?
     
    Architecture of the Servlet Package
  		• Servlet Interface
  		• The ServletRequest Interface
  		• The ServletResponse Interface
  		• Additional Capabilities of HTTP Servlets
  		• Exercise 3:1:Simple Servlet generating text document
  		• Exercise 3:2:Simple Servlet generating dynamic HTML content
  		• Requests and Responses
  		• HttpServletRequest Objects
  		• HttpServletResponse Objects
  		• Handling GET and POST Requests
  		• Handling GET requests
  		• Exercise 3:3: Handling GET requests
  		• Handling POST Requests
  		• Exercise 3:4: Handling POST requests
     
    Handling Header Data
  		• Request Headers
  		• Response Headers
  		• Common Response Headers
     
    Exercise 3:5: Handling Header Data.
  		• Exercise 3:5: Handling Header Data.
     
    Servlet Life Cycle, SSI and ServletChaining
  		• Servlet Life Cycle
  		• Initializing a Servlet
     
    Initialization Parameters
  		• Initialization Parameters
     
    Interacting with Clients
  		• Destroying a Servlet
  		• Instance Persistence
  		• Servlet Reloading
  		• Exercise 4:1: init and destroy method
     
    Server-Side Include
  		• Steps in loading an HTML page that contains SSI.
  		• Server-side Include tag syntax.
  		• Exercise 4:2:Simple Server Side Include Servlet.
  		• Exercise 4:3:Displaying initialization parameters using SSI.
  		• Exercise 4:4:Setting Footer and Header using SSI.
    Servlet Chaining
  		• Servlet Chaining
     
    Exercise 4:5:Showing the implementation of Servlet Chaining.
  		• Exercise 4:5:Showing the implementation of Servlet Chaining.
     
    Running ServletChain.
  		• Running ServletChain.
     
    JDBC in Servlets
  		• JDBC in Servlets
     
    Overview
  		• Overview
     
    JDBC Drivers
  		• JDBC Drivers
     
    Basic Flow followed by all JDBC Applications
  		• Import java.sql.package
  		• Registering the Driver
  		• Establishing the connection
  		• Create a statement
  		• Execute the statement
  		• Retrieve the results
  		• Close the statement and connection
     
    JDBC Example
  		• JDBC Example
     
    Exercise 5:1: Simple Servlet connecting to the Database
  		• Exercise 5:1: Simple Servlet connecting to the Database
     
    Using ResultSetMetaData interface
  		• Using ResultSetMetaData interface
     
    Exercise 5:2:Using ResultSetMetaData interface
  		• Exercise 5:2:Using ResultSetMetaData interface
     
    Database Updating
  		• Database Updating
     
    Exercise 5:3:Using execute() and getResultSet( ) methods
  		• Exercise 5:3:Using execute() and getResultSet( ) methods
     
    Exercise 5:4:Using execute() and getUpdateCount( ) methods
  		• Exercise 5:4:Using execute() and getUpdateCount( ) methods
     
    Reusing Database Objects
  		• Reusing Database Objects
     
    Connection Reuse
  		• Connection Reuse
     
    Exercise 5:5: Connection Reuse
  		• Exercise 5:5: Connection Reuse
     
    Transactions
  		• Using Transactions with JDBC
  		• Exercise 5:6: Using Transactions with JDBC in servlets
     
    Optimization of Transaction Process
  		• Optimization of Transaction Process
     
    Connection Pooling
  		• Connection Pooling
     
    Exercise 5:7: Servlet using ConnectionPooling
  		• Exercise 5:7: Servlet using ConnectionPooling
     
    Session Tracking
  		• Session Tracking
     
    Overview
  		• Overview
     
    User Authorization
  		• User Authorization
     
    Hidden Form Fields
  		• Hidden Form Fields
     
    URL Rewriting
  		• URL Rewriting
     
    Exercise 6:1: URL Rewriting
  		• Exercise 6:1: URL Rewriting
     
    Cookies
  		• Creating Cookies
  		• Reading and Specifying Cookie Attributes
  		• Placing Cookies in Response Headers
  		• Reading Cookies from Client
  		• Exercise 6:2: Cookies
     
    Session Tracking API
  		• HttpSession object associated with the current request
  		• Information Associated with a Session.
  		• Associating Information with a Session
  		• Exercise 6:3: Session Tracking
  		• Session Swapping and Persistence
     
    Interservlet Communication
  		• Interservlet Communication
     
    Introduction
  		• Introduction
     
    Servlet Manipulation
  		• Servlet Manipulation
     
    Servlet Reuse
  		• Servlet Reuse
     
    Servlet Collaboration
  		• Servlet Collaboration
     
    Collaboration through the System Properties List
  		• Collaboration through the System Properties List
     
    Collaboration using a shared object
  		• Collaboration using a shared object
     
    Collaboration through inheritance
  		• Collaboration through inheritance
     
    Exercise 7:1: Saving state of servlets
  		• Exercise 7:1: Saving state of servlets
     
    Applet-Servlet Communication
  		• Applet-Servlet Communication
     
    Exercise 7:2: Applet Communicating to the Servlet.
  		• Exercise 7:2: Applet Communicating to the Servlet.
     
    Page Compilation
  		• Page Compilation
     
    The Servlet Tag
  		• The Servlet Tag
     
    Exercise 7:3: Page Compilation
  		• Exercise 7:3: Page Compilation
     
    Exercises and Solutions
  		• Exercises and Solutions
     
    Exercises
  		• Exercises
     
    Solutions
  		• Solutions
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