The way I understand it that enabling the agent is not enough, you also need the aop.xml file as well.On Sep 6, 2008, at 3:19 PM, Neo Anderson wrote: I specify the agent on the step 4 where there includes '-javaagent:/path/to/aspectj1.6/lib/aspectjweaver.jar' as stated in the configuration page., unless I misunderstand its meaning (.If so, please tell me the right format.)
Thank you very much,
--- On Sat, 6/9/08, Ron DiFrango <rdifrango@xxxxxxxxxxxxxxxxxxx> wrote:
> From: Ron DiFrango <rdifrango@xxxxxxxxxxxxxxxxxxx>
> Subject: RE: [aspectj-users] Load time weaving problem
> To: javadeveloper999@xxxxxxxxxxx, aspectj-users@xxxxxxxxxxx, aspectj-users@xxxxxxxxxxx
> Date: Saturday, 6 September, 2008, 6:36 PM
> I am not LTW expert, but do you have an aop.xml file defined
> and on the classpath like the documentation says here:
>
> http://www.eclipse.org/aspectj/doc/released/devguide/ltw-configuration.html
>
> If so, maybe supplying that as well would help.
>
> Ron DiFrango
> Manager / Architect
> Cap Tech Ventures, Inc (http://www.captechventures.com)
> Blog (http://www.captech-soa.blogspot.com)
> Cell: 804-855-9196
> Work: 804-545-8742
>
>
>
> -----Original Message-----
> From: aspectj-users-bounces@xxxxxxxxxxx on behalf of Neo
> Anderson
> Sent: Sat 9/6/2008 1:58 PM
> To: aspectj-users@xxxxxxxxxxx
> Subject: Re: [aspectj-users] Load time weaving problem
>
> I fix that problem, but I still can not run load-time
> weaving. There is no error, it only produces result as there
> is no weaving at all.
>
> The step to run the example is
>
> 1.) javac -classpath ./ character/Person.java
>
> 2.) ajc observer/Inspector.aj
>
> 3.) ajc -outjar ./lib/inspect.jar observer/Inspector.aj
>
> warning at this step:
>
> Inspector.aj:4 [warning] no match for this type name:
> character.Person [Xlint:invalidAbsoluteTypeName]
> pointcut observer(): execution(*
> character.Person.speak(..)); // && this(Person);
> ^^^^^^^^^^^^^^^^^^^^
> [Xlint:invalidAbsoluteTypeName]
>
>
> 4.) export
> ASPECTPATH=./lib/inspect.jar:$ASPECTJ_HOME/lib/aspectjrt.jar
>
> 5.) aj
> -javaagent:/home/neo/app/aspectj1.6/lib/aspectjweaver.jar
> -cp ./ character.Person
>
> what might go wrong?
>
> Thanks in advice,
>
> The source now is as below:
>
> package character;
>
> public class Person{
> private String name;
>
> public Person(String name){
> this.name = name;
> }
>
> public String getName(){
> return this.name;
> }
> public void setName(String name){
> this.name = name;
> }
>
> public void speak(String sentence){
> System.out.println(this.name+" say :
> '"+sentence+"'");
> }
>
> public static void main(String args[]){
> new
> Person("Jason").speak("This is a
> book!");
> }
>
> }
>
> package observer;
>
> public aspect Inspector{
> pointcut observer(): execution(*
> character.Person.speak(..)); // && this(Person);
>
> before(): observer(){
> System.out.println("before speaking
> something, thinking ...");
> }
> }
>
>
>
> --- On Sat, 6/9/08, Andrew Eisenberg
> <andrew@xxxxxxxxxxxx> wrote:
>
> > From: Andrew Eisenberg <andrew@xxxxxxxxxxxx>
> > Subject: Re: [aspectj-users] Load time weaving problem
> > To: javadeveloper999@xxxxxxxxxxx,
> aspectj-users@xxxxxxxxxxx
> > Date: Saturday, 6 September, 2008, 4:48 PM
> > When using LTW, the first step is to ensure that your
> > pointcuts are
> > applying to the correct joinpoints. Unfortunately,
> AJDT
> > doesn't help
> > much with this.
> >
> > My suggestion to you is to turn off LTW and try to get
> the
> > program
> > working using standard compile time weaving.
> You'll
> > find that your
> > pointcut isn't correct.
> >
> > If you can't figure it ask again and I'll tell
> you
> > how to fix your pointcut.
> >
> > On Sat, Sep 6, 2008 at 7:41 AM, Neo Anderson
> > <javadeveloper999@xxxxxxxxxxx> wrote:
> > > I am learning to use load-time weaving features
> > provided by aspectj, but I can not get my example
> worked
> > whilst running it. The problem is that the load-time
> > weaving seems not work.
> > >
> > > There are two classes named character/Person.java
> and
> > observer/Inspector.aj (source is as listed ) .
> > >
> > > The way how I compile it is
> > > 1.) compile Person.java
> > > javac -classpath ./ character/Person.java
> > > 2.) compile aspectj source
> > > ajc -1.6 observer/Inspector.aj (This step
> issues
> > warning which oreilly's aspectj cookbook says it
> is ok)
> > >
> > > [warning] no match for this type name: Person
> > [Xlint:invalidAbsoluteTypeName]
> > > pointcut observer(): execution(* speak(..))
> &&
> > this(Person);
> > >
>
> > ^^^^
> > > [Xlint:invalidAbsoluteTypeName]
> > >
> >
> /home/neo/workspace/coding/aspectj/load-time-weaving/observer/Inspector.aj:6
> > [warning] advice defined in observer.Inspector has not
> been
> > applied [Xlint:adviceDidNotMatch]
> > >
> > > 3.) produce outjar and export it in ASPECTPATH
> > > ajc -outjar lib/inspector.jar
> observer/Inspector.aj
> > > export ASPECTPATH=./lib/inspect.jar
> > >
> > > 4.) run example
> > > aj -javaagent:$ASPECTJ_HOME/lib/aspectjweaver.jar
> -cp
> > ./ character.Person
> > >
>
> > > The result only shows "Jason speak : This is
> a
> > book!" without weaving.
> > >
> > > What I expect is
> > > stage before speaking something!
> > > Jason speak : This is a book!
> > >
> > > Where did I do it wrong?
> > >
> > > My env: aspectj1.6/ open suse 11.0 64bit/kernel
> > 2.6.25-1.1-default/ jdk1.6.x
> > >
> > > I appreciate any advice,
> > >
> > > Thank you very much
> > >
> > > The source is as below:
> > >
> > > package character;
> > >
> > > public class Person{
> > > private String name;
> > >
> > > public Person(String name){
> > > this.name = name;
> > > }
> > >
> > > public String getName(){
> > > return this.name;
> > > }
> > > public void setName(String name){
> > > this.name = name;
> > > }
> > >
> > > public void speak(String sentence){
> > >
> System.out.println(this.name+"
> > speak : "+sentence);
> > > }
> > >
> > > public static void main(String args[]){
> > > new
> > Person("Jason").speak("This is a
> > book!");
> > > }
> > > }
> > >
> > > package observer;
> > >
> > > public aspect Inspector{
> > > pointcut observer(): execution(*
> speak(..))
> > && this(Person);
> > >
> > > before(): observer(){
> > > System.out.println("stage
> before
> > speaking something!");
> > > }
> > > }
> > >
> > >
> > >
> > >
> > >
> > >
> > > _______________________________________________
> > > aspectj-users mailing list
> > > aspectj-users@xxxxxxxxxxx
> > >
> https://dev.eclipse.org/mailman/listinfo/aspectj-users
> > >
>
>
>
> _______________________________________________
> aspectj-users mailing list
> aspectj-users@xxxxxxxxxxx
> https://dev.eclipse.org/mailman/listinfo/aspectj-users
|
