Contents

• Contents
• Lab 2: Guest book server
  • General information about the lab
    • Creating a project
    • Packages
    • Separating constants from the code
    • Error handling
    • The <APPLET> tag
    • General information about Java programming
  • Exercise 1: File handling
    • Part 1: What information do you want?
    • Part 2: Creating a user database
      • Storing objects in files
    • Part 3: Testing your user database
    • Comments about the exercise
  • Exercise 2: Guest book applet/server
    • Applets and security
      • Starting the Java Web Server
      • Stopping the Java Web Server
    • Part 1: A network communication protocol
    • Part 2: Graphical design for the guest book applet
    • Part 3: Communicating with the guest book server
      • A note on object streams
    • Part 4: Testing your guest book
  • Exercise 3: Generating a guest book page
  • Exercise 4: Sending a message when the page changes
    • Sending a mail message
  • Exercise 5: Retrieving, changing and removing user data
    • Part 1: Retrieving user data
    • Part 2: Changing user data
    • Part 3: Removing user data
    • Comments about the exercise
  • Exercise 6: Using a real database
    • About Java Database Connectivity
    • Part 1: Creating a database and a table
    • Part 2: Writing the JDBCDatabase class
      • Some example code
    • Part 3: Testing your new system
  • Exercise 7: Servlets
    • Learning more about servlets
    • Part 1: Writing the servlet
    • Part 2: Testing the servlet
  • Exercise 8: Servlets with arguments
  • Exercise 9: Remote Method Invocation
    • Learning how to use RMI
    • Using RMI in the guest book server