Borland JBuilder

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Borland JBuilder
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Features of JBuilder

• Integrated development environment
• IDE
• Editor, Compiler, Debugging tools
• Development tools
• Context sensitive help
• Highlight text press ctrl F1 or F1
• Automatic syntax check
• Object.function

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IDE

• Object dot functions parameters
• Colour coded text error in red
• Help related standard library functions
• Support for projects
• Latest code style Java 2
• Templates for corporate code dev
• Corba, Databases, Servlets

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Platform

• Ideal - CPU 1GHz, RAM 1G
• Min CPU 400MHz, RAM 256M
• Disk space required 400M
• JBuilder X free personal user edition
• Borland site 200M zip
• Addons for mobile development
• JB6 in UoS

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Package

• Used to manage a group of source files
• Group of class files
• Compile to class files or
• Produce Java archive jar
• Jar file - type zip file
• package mypack
• Avoid duplication definitions

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Project

• Use project to set up the IDE environment
• File dependencies
• Add and remove files
• Templates created
• (1) Applets and
• (2) Applications
• Standard development procedure

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JB file structure

• proj/bak
• proj/classes/mypack/.class
• proj/src/mypack/runme.java.java
• proj/classes/runme.html
• Proj/arc/
• proj/doc

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Applet

• Small applications
• Normally started by a browser
• Hypertext file
• Compile a Java program
• Class file byte code
• Java virtual machine JVM
• Browser loads hypertext class
• Reduces load on server

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Browser

• Browser requirement
• Runtime environment installed
• Runtime typically 20M byte
• Interpreter for class file
• Applet may also be tested in IDE
• Do not double click on runme.html

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JB on Terraces

• JB is installed on all cells except
• L3 and M9
• JB runs on Solaris in cells U3 and U4
• Practical sessions to be held in
• RV208 in Business School
• Boot using Drive 3
• L3 PCs have just 64M RAM

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Online applet

• http//www.sunderland.ac.uk/ts0jti/frind/stframe.
  htm
• To make a webpage
• Click on makweb
• Run a terminal session
• Use telnet to access your website
• Run from command window (dos)
• Enter user id and password

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Set mode

• mkdir public_html
• Change mode chmod
• Set directory and file rights
• chmod 755 . - space dot
• chmod 755 public_html
• Upload files using winscp or gftp

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File uploading

• To move files between your home and the
  university
• Secure file transfer using
• Windows XP winscp
• Linux gftp
• ftp ony works within the UoS
• Firewalls block normal ftp

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Set access rights

• Change directory cd
• cd public_html
• chmod 755 runme.html or
• chmod 755 . - all sub dir
• Remember that
• Windows is not case sensitive
• Unix/Solaris is case sensitive

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Applet files

• Required files
• html file
• All class files
• JB puts html file above class directory
• Runme.htm above package
• Mypack/runme.class .class
• File and class names perfect match
• E.g. Myfile and myfile problem

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RV208

• Borland JB version 6
• User files c\temp or
• Applet in H\public_html
• C\work only in Edin Bldg

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JB6 screenshot 1
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JB6 screenshot 2
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Menus

• File
• New project
• New application
• Close project
• Project
• Compile - make and rebuild
• Add and remove files
• Project properties - run - app/applet

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Menus 2

• Run
• Run project F9
• Step over F8
• Step into F7
• Add breakpoint
• Tools
• Configure JDK
• Configure libraries

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Runme.html

• codebase "."
• code "TandJgrad.TandJ.class
• name "TestApplet"
• width "400"
• height 300
• TandJgrad package - dir
• TandJ.class class file

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File types

• Project file name
• Project.jpx or project.jpr (old)
• Dependencies file
• Classes\package cache\project.dep2
• All source files in
• src/package/f1.javaf2.java src
• Remove unused or extra files

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Applet screenshot
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Threads

• Close down threads after use
• Depress red button bottom
• Left hand corner
• Right mouse button
• Remove all message tabs
• Frees up RAM faster response
• Save project - persistence

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Browser Test

• Run MS Internet Explorer
• Open File
• Select C/proj/classes/runme.html
• Note service pack 2 may block
• Applet from loading
• Remember Java Runtime environment must also be
  installed