now in foreign universities most popular java learning software, while there is a lot of example, the project called the document. installed after opening with Bluej peoject example, can you want any changes. while a lot can understand the source

java.example
............\bluej
............\.....\bluej-212.jar
............\.....\BlueJ-212.zip
............\.....\bluejsetup-212.exe
............\.....\reference-manual.pdf
............\.....\testing-tutorial.pdf
............\.....\tutorial.pdf
............\projects
............\........\Canvas.java
............\........\chapter01
............\........\.........\lab-classes
............\........\.........\...........\bluej.pkg
............\........\.........\...........\bluej.pkh
............\........\.........\...........\LabClass.java
............\........\.........\...........\README.TXT
............\........\.........\...........\Student.java
............\........\.........\picture
............\........\.........\.......\bluej.pkg
............\........\.........\.......\bluej.pkh
............\........\.........\.......\Canvas$1.class
............\........\.........\.......\Canvas$CanvasPane.class
............\........\.........\.......\Canvas$ShapeDescription.class
............\........\.........\.......\Canvas.class
............\........\.........\.......\Canvas.ctxt
............\........\.........\.......\Canvas.java
............\........\.........\.......\Circle.class
............\........\.........\.......\Circle.ctxt
............\........\.........\.......\Circle.java
............\........\.........\.......\Picture.class
............\........\.........\.......\Picture.java
............\........\.........\.......\README.TXT
............\........\.........\.......\Square.class
............\........\.........\.......\Square.ctxt
............\........\.........\.......\Square.java
............\........\.........\.......\Triangle.class
............\........\.........\.......\Triangle.ctxt
............\........\.........\.......\Triangle.java
............\........\.........\shapes
............\........\.........\......\bluej.pkg
............\........\.........\......\bluej.pkh
............\........\.........\......\Canvas$1.class
............\........\.........\......\Canvas$CanvasPane.class
............\........\.........\......\Canvas$ShapeDescription.class
............\........\.........\......\Canvas.class
............\........\.........\......\Canvas.ctxt
............\........\.........\......\Canvas.java
............\........\.........\......\Circle.class
............\........\.........\......\Circle.ctxt
............\........\.........\......\Circle.java
............\........\.........\......\README.TXT
............\........\.........\......\Square.class
............\........\.........\......\Square.ctxt
............\........\.........\......\Square.java
............\........\.........\......\Triangle.class
............\........\.........\......\Triangle.ctxt
............\........\.........\......\Triangle.java
............\........\chapter02
............\........\.........\better-ticket-machine
............\........\.........\.....................\bluej.pkg
............\........\.........\.....................\bluej.pkh
............\........\.........\.....................\README.TXT
............\........\.........\.....................\TicketMachine.java
............\........\.........\book-exercise
............\........\.........\.............\bluej.pkg
............\........\.........\.............\bluej.pkh
............\........\.........\.............\Book.java
............\........\.........\.............\README.TXT
............\........\.........\naive-ticket-machine
............\........\.........\....................\bluej.pkg
............\........\.........\....................\bluej.pkh
............\........\.........\....................\README.TXT
............\........\.........\....................\TicketMachine.java
............\........\chapter03
............\........\.........\clock-display
............\........\.........\.............\bluej.pkg
............\........\.........\.............\bluej.pkh
............\........\.........\.............\ClockDisplay.java
............\........\.........\.............\NumberDisplay.java
............\........\.........\.............\README.TXT
........

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．