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Re: [aspectj-users] AspectJ and RMI problem
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Solved! Thanks!
Wes Isberg wrote:
>
> There is no "this" in a static context (main).
>
> Wes
>
>> ------------Original Message------------
>> From: Giacomo82 <giacomoghezzi@xxxxxxxxxxxxx>
>> To: aspectj-users@xxxxxxxxxxx
>> Date: Tue, Oct-24-2006 2:13 AM
>> Subject: [aspectj-users] AspectJ and RMI problem
>>
>>
>> Hi, I just started using AspectJ three weeks ago and now I came across
>> a
>> little problem (I'm guessing it's really really easy but I just can't
>> see
>> the error I'm making).
>> I'm starting to use AspectJ to do some logging of RMI applications. In
>> particular I created the classic Hello World example in RMI. But I
>> quickly
>> came across a problem when creating my Aspect.
>>
>> To understand the problem I'll post the RMI server and the aspect I
>> wrote:
>>
>> here is the Server:
>>
>> package server;
>> import java.rmi.Naming;
>> import java.rmi.RMISecurityManager;
>> import java.rmi.RemoteException;
>> import java.rmi.server.UnicastRemoteObject;
>>
>> public class ServerEngine extends UnicastRemoteObject implements
>> Compute {
>>
>> public ServerEngine() throws RemoteException {
>> super();
>> }
>>
>> public String executeTask_1() {
>> return "Hello!";
>> }
>>
>> public static void main(String[] args) {
>> if (System.getSecurityManager() == null) {
>> System.setSecurityManager(new RMISecurityManager());
>> }
>> try {
>> ServerEngine engine = new ServerEngine();
>> Naming.rebind("Hello", engine);
>> System.out.println("ServerEngine bound");
>> }
>> catch (Exception e) {
>> System.err.println("ServerEngine exception: " + e.getMessage());
>> e.printStackTrace();
>> }
>> }
>>
>> }
>>
>> And here is the aspect:
>>
>> package myRMIAspect;
>> import java.rmi.registry.*;
>> import java.rmi.Naming;
>>
>> public aspect MyRMIAspect {
>>
>> //Tracks the call to rebind
>> pointcut rebindMethod ():
>> call (* Naming.rebind(..));
>>
>> before(Object caller): rebindMethod() && this(caller) {
>> //Do some actions that I need fo my application
>> }
>> }
>>
>> The problem is that I keep having the same warning for that aspect that
>> says: advice in [Name of .aj file] has not been applied[Hi, I just
>> started
>> using AspectJ three weeks ago and now I came across a little problem
>> (I'm
>> guessing it's really really easy but I just can't see the error I'm
>> making).
>> I'm starting to use AspectJ to do some logging of RMI applications. In
>> particular I created the classic Hello World example in RMI. But I
>> quickly
>> came across a problem when creating my Aspect.
>> To understand the problem I'll post the RMI server and the aspect I
>> wrote:
>>
>> here is the Server:
>>
>> package server;
>> import java.rmi.Naming;
>> import java.rmi.RMISecurityManager;
>> import java.rmi.RemoteException;
>> import java.rmi.server.UnicastRemoteObject;
>>
>> public class ServerEngine extends UnicastRemoteObject implements
>> Compute {
>>
>> public ServerEngine() throws RemoteException {
>> super();
>> }
>>
>> public String executeTask_1() {
>> return "Hello!";
>> }
>>
>> public static void main(String[] args) {
>> if (System.getSecurityManager() == null) {
>> System.setSecurityManager(new RMISecurityManager());
>> }
>> try {
>> ServerEngine engine = new ServerEngine();
>> Naming.rebind("Hello", engine);
>> System.out.println("ServerEngine bound");
>> }
>> catch (Exception e) {
>> System.err.println("ServerEngine exception: " + e.getMessage());
>> e.printStackTrace();
>> }
>> }
>>
>> }
>>
>> And here is the aspect:
>>
>> package myRMIAspect;
>> import java.rmi.registry.*;
>> import java.rmi.Naming;
>>
>> public aspect MyRMIAspect {
>>
>> //Tracks the call to rebind
>> pointcut rebindMethod ():
>> call (* Naming.rebind(..));
>>
>> before(Object caller): rebindMethod() && this(caller) {
>> //Do some actions that I need fo my application
>> }
>> }
>>
>> The problem is that I keep having the same warning for that
>> before(Object
>> caller)....etc aspect that says: advice in [Name of .aj file] has not
>> been
>> applied[Xlint:adviceDidNotMatch]
>> Obviously the problem is with the use of the this() pointcut
>> designator,
>> because if I don't use it, there are no warnings. But I really need it
>> since
>> I have to know the caller of the rmi method "rebind()" for the work I'm
>> doing.
>> I really don't know what the problem is, since used almost the same
>> advice
>> many times in another application that wasn't using RMI (a
>> client-server
>> application using only sockets)
>>
>> Can somebody please help me??
>> Thanks!
>> Giacomo
>> --
>> View this message in context:
>> http://www.nabble.com/AspectJ-and-RMI-problem-tf2497194.html#a6961010
>> Sent from the AspectJ - users mailing list archive at Nabble.com.
>>
>> _______________________________________________
>> aspectj-users mailing list
>> aspectj-users@xxxxxxxxxxx
>> https://dev.eclipse.org/mailman/listinfo/aspectj-users
>>
>
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>
--
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