Java III Tom Neuendorffer

Introduction The Goals The Instructor Java The Course

Goals Introduce Advanced Topics in Java Emphasis on –E-Commerce –Available Tools –Business Applications Appropriate Application of Technologies

Instructor CMU U. of Pittsburgh CMU – ITC Galt Claritech Evoxis Consulting

Java Language of choice Phenomenal set of tools Black hole

Course Overview Advanced Java Technologies Emphasis on E-Commerce Applications Project course –Project will be something you can show perspective employers

Syllabus Week 1 –Course Introduction –Servlets Week 2 –Multi-Threading –Java Server Pages Week 3 –Collections –Networking Week 4 –JDBC

Syllabus (cont.) Week 5 –Remote objects –Swing Week 6 –Swing (cont.) –Java Beans Week 7 –Java Beans (cont.) –Security Week 8 –Student Presentations

Course Requirements Reading Quizzes Final Project –Combine several of the learned technologies into a functional E-Commerce Application

Independent Work Interact with others Learn from each other Code must be your own –Well commented –Code from assignments can be used in the final project

Required Technologies Tomcat MySQL / JDBC

Grading Policy 25% Quizzes 25% Assignments 50% Final Project

Final Project -Home Auction Homes for sale Data base contains photos and descriptions Goals –Let public view homes –Register bidders –Allow bidders to place bids –Allow seller to view status

Final Project – User Web App Any User access –View homes Photos Descriptions High Bid –Search property by price range –Register to be a bidder Bidder Access –All above plus Place bid on property

Final Project – Seller App Web or direct connection to DB –If web, should use different technology then used above Ex, if above used Servlets and HTML, this should use JSPs and applets –If not web, swing components should be used –In either event, reuse of back-end and middleware components is encouraged View status of all properties –Including bidder info View status of all bidders Extra Credit –Ability to add new homes –Differentiate between seller and realtor

Getting Started Getting Tomcat/ MySQL etc. – 783/Handouts/tools.htmlhttp://hakata.mt.cs.cmu.edu/ /Handouts/tools.html

Tomcat Documentation Programming in Tomcat – docs/appdev/index.htmlhttp://localhost:8080/tomcat- docs/appdev/index.html Servlet Examples – htmlhttp://localhost:8080/examples/servlets/index. html

Servlet Documentation Tutorial – s/index.htmlhttp://java.sun.com/docs/books/tutorial/servlet s/index.html Javadoc – oc/index.htmlhttp://java.sun.com/products/servlet/2.3/javad oc/index.html Spec –

Servlet – Key Classes HttpServlet HttpServletRequest HttpServletResponse HttpSession

HttpServlet Extended by user app doGet(HttpServletRequest request, HttpServletResponse response) doPost(HttpServletRequest request, HttpServletResponse response)

HttpServletRequest Contains info regarding the user request

HttpServletResponse Used to generate servlet response

HttpSession Used to store data that persists across multiple connections and page requests

Cookie Stores information regarding cookies

Reading Assignments Read Tomcat Docs Review Tomcat Servlet/JSP examples Review Sun Servlet tutorial (above) Skim Sun’s Servlet docs (above) Read Sun’s JSP tutorial – eTraining/JSPIntro/contents.html Read Chap 1 Multithreading –Core Java 2, Vol. 2

Programming Assignment Write a Servlet –Use http forms to provide info –Convert a perl script from a previous class –Include comments –Get running under Tomcat –Zip up directory and turn-in next week