Yes, it's a normal JDI connection. And it doesn't "just work", I'm afraid, nor do I see why it might. I don't know how it works with JSPs. Do compiled JSP classes contain a stratum with JSP line info? Nashorn script classes only contain a Java stratum, as far as I can tell.
Regards, Harald 2015-03-15 0:12 GMT+01:00 Max Rydahl Andersen <[email protected]>: > Is the connection made over normal jVm debugging ? Then my guess is that > it should "just work". Like with when debugging java with jsps. > > But otherwise it might be necessary to have both debuggers connected ? > > /max > http://about.me/maxandersen > > > > On 14 Mar 2015, at 19:24, Harald Wellmann <[email protected]> > wrote: > > > > Continuing a conversation [1] started in the JBoss Tools Forum, I would > like to discuss what it would take to support mixed JavaScript/Java > debugging on Nashorn with JSDT. > > > > This is a feature that works very smoothly in NetBeans, but is not > currently supported by official Eclipse projects or any third-party > plugins, as it seems. > > > > Scenario: > > > > We are debugging a plain old Java application which embeds Nashorn via > javax.script.ScriptEngine and loads some JavaScript files. Some of the > JavaScript functions call Java methods via Nashorn extensions. > > > > Using the Eclipse debugger, we can set breakpoints both in JavaScript > and Java sources and step through our application, from Java into > JavaScript and back into Java, with the appropriate source lines being > highlighted in the editor. > > > > In the call stack, we can see Java and JavaScript stack frames embodied > by method calls of generated Java classes. When selecting a stack frame > corresponding to a JavaScript call, the variable inspector automatically > switches from Java to JavaScript mode, so we can inspect JavaScript objects. > > > > > > > > So far, I've experimented with JDI and > jdk.nashorn.internal.runtime.DebuggerSupport and I sort of understand how > to track scripts being loaded and how to map breakpoints to JavaScript > source lines and vice versa. > > > > I've taken a look at JSDT and JDT sources, and I'm not quite sure how > this mixed source scenario would fit into the existing approaches. > > > > Implementing a new JSDI adapter for Nashorn along the lines of the Rhino > debugger would only cover the JavaScript part. > > > > Would it be possible to start with a JDT debug launcher and extend it or > create some kind of mixin to switch between the Nashorn/Java and JavaScript > aspects of the same application? > > > > Are there any solutions for other JVM languages supporting > mixed-language applications that might serve as an example? > > > > [1] https://developer.jboss.org/message/920239 > > > > Best regards, > > Harald > > _______________________________________________ > > wtp-dev mailing list > > [email protected] > > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > > https://dev.eclipse.org/mailman/listinfo/wtp-dev > _______________________________________________ > wtp-dev mailing list > [email protected] > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/wtp-dev >
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