	CS 683 Emerging Technologies Spring Semester, 2003 Aspect Intro
	Lecture Notes Index Next © 2003, All Rights Reserved, SDSU & Roger Whitney San Diego State University -- This page last updated 21-Jan-03

Contents of Doc 1, Aspect Intro

Reading The AspectJ Programming Guide, by The AspectJ Team,
PDF version in aspectj-docs-1.0.6.tqz at: http://dev.eclipse.org/viewcvs/indextech.cgi/~checkout~/aspectj-home/downloads.html

HTML version at: http://dev.eclipse.org/viewcvs/indextech.cgi/~checkout~/aspectj-home/doc/progguide/index.html


Doc 1, Aspect Intro Slide # 2

Aspect-Oriented Programming Intro

Resources & Links
Main Web Sites

http://aosd.net/ Aspect-Oriented Program Development

http://www.eclipse.org/aspectj/ Aspectj site

http://www.parc.com/groups/csl/projects/aspectj/index.html Parc Research site on Aspect-Oriented Programming

AspectJCommand line Java Compiler + Browser
Go to download section of http://www.eclipse.org/aspectj/

The class will use version 1.0.6

Eclipse Plug-in version
http://www.eclipse.org/ajdt/

AspectS http://www.prakinf.tu-ilmenau.de/~hirsch/Projects/Squeak/AspectS/

Includes documentation and download


Doc 1, Aspect Intro Slide # 3

An Example

The Files
Hello.java

public class Hello
        {
        public static void main(String[] args )
                {
                System.out.println("Hello");
                }
        }

HelloAspect.java

public aspect HelloAspect
        {
        before() : call(static void main(String[]) )
                {
                        System.out.println( "Start");
                }
        }

Hello.lst

Hello.java
HelloAspect.java


Doc 1, Aspect Intro Slide # 4

Running the Example (by Hand)
Compile the example

ajc @Hello.lst

Run the example

java Hello

Output Start
Hello


Doc 1, Aspect Intro Slide # 5

AspectJ Browsers

AspectJ has it own Browser/IDE called AspectJ Browser

AspectJ has support for

Eclipse
JBuilder
SunONE/Forte
Emacs

See http://www.eclipse.org/aspectj/ for download information


Doc 1, Aspect Intro Slide # 6

AspectJ Browser

A minimal browser

Download at http://www.eclipse.org/aspectj/ and click on Downloads

http://dev.eclipse.org/viewcvs/indextech.cgi/~checkout~/aspectj-home/dl/aspectj-tools-1.0.6.jar Compiler and Browser

http://dev.eclipse.org/viewcvs/indextech.cgi/~checkout~/aspectj-home/dl/aspectj-docs-1.0.6.tgz AspectJ Documentation

See Documentation section http://www.eclipse.org/aspectj/

In particular look at: http://dev.eclipse.org/viewcvs/indextech.cgi/~checkout~/aspectj-home/doc/devguide/index.html

Short instructions for Installing AspectJ Browser
Download the aspectj-tools-1.0.6.jar file

Install by using the command:

java –jar aspectj-tools-1.0.6.jar

In the directory created there is a file README-TOOLS.html

Follow the directions in that file to finish installation.


Doc 1, Aspect Intro Slide # 7

AspectJ Browser on Rohan
Installed in /home/ma/whitney/aspectj1.0

To use

Add to your classpath:
/home/ma/whitney/aspectj1.0/lib/aspectjrt.jar

Add to your path: /home/ma/whitney/aspectj1.0/bin

Start the browser with the command:

ajbrowser


Doc 1, Aspect Intro Slide # 8

Sample Use of AspectJ Browser
In a directory, called example, create two files

Hello.lst (lst is short for list)
Hello.java

With the contents:

Hello.lst

Hello.java

Hello.java

public class Hello 
   {
   public static void main(String[] args)
      {
      System.out.println(“Hello”);
      }
   }


Doc 1, Aspect Intro Slide # 9

Running the Browser
Start the browser with the command ajbrowser

Load the Hello.lst file by:

Clicking on the “Load Configuration” icon (the one with a plus sign)

Use the file dialog to select Hello.lst

Build the project by clicking and holding on the build icon.

Select the project you wish to build

The browser should look like:


Doc 1, Aspect Intro Slide # 10

What does the browser do?

Shows the code
Shows relationships in the code - needed Aspect code
Compiles the code

The compiled code is placed in the directory you started the browser in

To change this click on the Options icon and set the “Output path” in the AJBrowser Options panel


Doc 1, Aspect Intro Slide # 11

Eclipse

An open extensible IDE for anything and nothing in particular

Open source IDE from IBM

Becoming popular for Java development

AspectJ claims to require version 2.0

Main web site: http://www.eclipse.org/

FAQ: http://www.eclipse.org/eclipse/faq/eclipse-faq.html

You can download Eclipse 2.0 at:
http://download.eclipse.org/downloads/drops/R-2.0-200206271835/index.php

On Window download the correct file and unzip it.

In the eclipse directory run the eclipse.exe file

Documentation is at:
http://www.eclipse.org/documentation/main.html


Doc 1, Aspect Intro Slide # 12

Eclipse and AspectJ
Main web page for using AspectJ in Eclipse
http://www.eclipse.org/ajdt/

Installing AspectJ in Eclipse Go to:
http://dev.eclipse.org/viewcvs/indextech.cgi/~checkout~/org.eclipse.ajdt/download.html

Download

ajdt-0.5.2.zip
aspectj-eclipsePlugin-1.0.6.zip

Unzip the files

This creates two directories

org.aspectj.ajde_1.0.6
org.eclipse.ajdt.ui_0.5.2

Follow the instructions in org.eclipse.ajdt.ui_0.5.2\releaseNotes\readme.html


Doc 1, Aspect Intro Slide # 13

Aspect S

http://www.prakinf.tu-ilmenau.de/~hirsch/Projects/Squeak/AspectS/

Included in VisualWorks 7

See goodies/other/AspectS in the VisualWorks 7 directory

Read the file goodies/other/AspectS/Readme.txt for installation instructions

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2003 SDSU & Roger Whitney, 5500 Campanile Drive, San Diego, CA 92182-7700 USA.
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