You need to pass the -agentlib:… as <jvmArgs> of the appengine plugin, as it will fork a new JVM https://cloud.google.com/appengine/docs/legacy/standard/java/maven-reference#appenginerun
On Thursday, June 27, 2024 at 7:15:26 PM UTC+2 [email protected] wrote: > Hi, > > Can anyone help me get remote jdwp server debugging in Eclipse working? I > seem to be able to get a server running but it won't halt on breakpoints. > > I run as.. "Maven Build" with goals of 'clean install appengine:run' and > vm arguments of > '-agentlib:jdwp=transport=dt_socket,server=y,suspend=y,address=8000' > [image: run debug.png] > [image: run debug 2.png] > > The Console says "Listening for transport dt_socket at address: 8000" > > Then I "Debug as..." "Remote Java Application"... > [image: remote debug 1.png] > > And the console starts up again with the 'clean install appengine:run' > finishing up with the usual: > Started NetworkTrafficSelectChannelConnector {HTTP/1.1, > (http/1.1)}{localhost:8080} > > At which point I can browse to http://localhost:8080 but none of my > breakpoints will trigger. > > Please, what am I doing wrong? I've not done java remote debugging before > :-( > Regards > Daniel > > > On Thursday 27 June 2024 at 16:21:17 UTC+1 Daniel Webb wrote: > >> Thanks Ralph, So it's source map debugging in chrome for the client side, >> jdwp remote debugging for the server side. >> >> On Tuesday 25 June 2024 at 14:09:20 UTC+1 Ralph Fiergolla wrote: >> >>> Hi! Unless you want to invest time and effort in getting eclipse plugins >>> up and running, I would suggest using your browser's development tools >>> (Ctrl+Shift+I in Chrome/Edge) to debug the client side. Thanks to source >>> maps it will show your JAVA source code when debugging. >>> To debug the server side, you need to start your server with "-Xdebug >>> -Xrunjdwp:server=y,transport=dt_socket,address=8000,suspend=n" and create a >>> debug configuration to connect to port 8000 in Eclipse. >>> Good luck >>> Ralph >>> >>> On Mon, Jun 24, 2024 at 11:19 AM 'Daniel Webb' via GWT Users < >>> [email protected]> wrote: >>> >>>> Hi, >>>> Is it possible to debug GWT projects - setting breakpoints and stepping >>>> through code? This would be server and/or client debugging. >>>> >>>> We've just had our internal GWT based app updated and it now uses maven >>>> to run (clean install appengine:run). The eclipse plugin based debugging >>>> technique that I used to use no longer seems to work. >>>> >>>> Thanks for any advice, I really like GWT but I'm lost as to how it all >>>> works! >>>> Daniel >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "GWT Users" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/google-web-toolkit/253e328a-484c-4c19-aaf7-e489780c3c0bn%40googlegroups.com >>>> >>>> <https://groups.google.com/d/msgid/google-web-toolkit/253e328a-484c-4c19-aaf7-e489780c3c0bn%40googlegroups.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- You received this message because you are subscribed to the Google Groups "GWT Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/google-web-toolkit/6132df38-5577-4ff8-ba08-1ea5a4edbd24n%40googlegroups.com.
