As I say, only 'sometimes' it is null, other times it isn't null and you get what you expect...
Andy On 29 June 2010 12:17, Kashtan, Daniel <[email protected]> wrote: > It must be, but I am confused by how I get the print out of "Commit clicked" > at all. > ________________________________________ > From: [email protected] [[email protected]] > On Behalf Of Andy Clement [[email protected]] > Sent: Tuesday, June 29, 2010 3:12 PM > To: [email protected] > Subject: Re: [aspectj-users] RE: Aspect for clicking on a JButton > > I'd suspect that sometimes getActionCommand() is returning null when > called on the ActionEvent. > > Andy > > On 29 June 2010 12:00, Kashtan, Daniel <[email protected]> wrote: >> So I got something almost working. I am not sure whether my pointcut or >> advice are causing the problem. It works, but I get some weird exception >> after it works :( >> >> after(ActionEvent e) : args(e) && execution(void >> java.awt.event.ActionListener+.actionPerformed(ActionEvent)) >> { >> if(e.getActionCommand().equals("Commit")) >> System.out.println("Commit clicked"); >> } >> >> It prints the string only when that specific button is clicked, but then I >> get some unexpected Exception, and walking through the debugger did not help >> me find it. It just goes to the Please help if you have any ideas. Here is >> what my output looks like from the console. >> >> Commit clicked >> Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException >> at >> org.eclipse.equinox.weaving.hello.aspects.HelloAspect.ajc$after$org_eclipse_equinox_weaving_hello_aspects_HelloAspect$4$1bc128eb(HelloAspect.aj:54) >> at >> org.eclipse.equinox.weaving.demo.hello.internal.Activator$RawFileControlUICallback.actionPerformed(Activator.java:166) >> at undo.UndoServiceImp.commit(UndoServiceImp.java:42) >> at >> org.eclipse.equinox.weaving.demo.hello.internal.Activator$2.actionPerformed(Activator.java:101) >> at >> javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) >> at >> javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) >> at >> javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) >> at >> javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) >> at >> javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236) >> at java.awt.Component.processMouseEvent(Component.java:6263) >> at javax.swing.JComponent.processMouseEvent(JComponent.java:3267) >> at java.awt.Component.processEvent(Component.java:6028) >> at java.awt.Container.processEvent(Container.java:2041) >> at java.awt.Component.dispatchEventImpl(Component.java:4630) >> at java.awt.Container.dispatchEventImpl(Container.java:2099) >> at java.awt.Component.dispatchEvent(Component.java:4460) >> at >> java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574) >> at >> java.awt.LightweightDispatcher.processMouseEvent(Container.java:4238) >> at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168) >> at java.awt.Container.dispatchEventImpl(Container.java:2085) >> at java.awt.Window.dispatchEventImpl(Window.java:2475) >> at java.awt.Component.dispatchEvent(Component.java:4460) >> at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) >> at >> java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) >> at >> java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) >> at >> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) >> at >> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) >> at >> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) >> at java.awt.EventDispatchThread.run(EventDispatchThread.java:122) >> ________________________________________ >> From: [email protected] [[email protected]] >> On Behalf Of Kashtan, Daniel [[email protected]] >> Sent: Tuesday, June 29, 2010 11:28 AM >> To: [email protected] >> Subject: [aspectj-users] Aspect for clicking on a JButton >> >> Hey all, >> >> I am having a hard time trying to figure out how to make a pointcut that can >> trigger when a JButton is clicked. Also, would I be able to target specific >> buttons being clicked? What can I do? >> >> This e-mail and any files transmitted with it may be proprietary and are >> intended solely for the use of the individual or entity to whom they are >> addressed. If you have received this e-mail in error please notify the >> sender. >> Please note that any views or opinions presented in this e-mail are solely >> those of the author and do not necessarily represent those of ITT >> Corporation. The recipient should check this e-mail and any attachments for >> the presence of viruses. ITT accepts no liability for any damage caused by >> any virus transmitted by this e-mail. >> _______________________________________________ >> aspectj-users mailing list >> [email protected] >> https://dev.eclipse.org/mailman/listinfo/aspectj-users >> _______________________________________________ >> aspectj-users mailing list >> [email protected] >> https://dev.eclipse.org/mailman/listinfo/aspectj-users >> > _______________________________________________ > aspectj-users mailing list > [email protected] > https://dev.eclipse.org/mailman/listinfo/aspectj-users > _______________________________________________ > aspectj-users mailing list > [email protected] > https://dev.eclipse.org/mailman/listinfo/aspectj-users > _______________________________________________ aspectj-users mailing list [email protected] https://dev.eclipse.org/mailman/listinfo/aspectj-users
