On 24 November 2010 14:37, Simone Tripodi <[email protected]> wrote:
> Hi again Stuart,
> sorry for the silly question but I tried following your suggestion:
>
> try {
> Provider<XXX> myProvider = MyProviderFactory.newProvider(
> [some input] ); // that's the component that uses AMS to generate
> components on the fly
> Binder childBinder = binder.withSource(myProvider);
> childBinder.bind(XXX.class).toProvider(myProvider);
> } catch (Exception e) {
> binder.addError(e);
> }
>
> and throws the same exception. What did I do wrong?
>
using withSource(myProvider) will indeed cause the same error as before,
because class sources are also processed with LineNumbers
instead you should use something like withSource("[generated]") which
shouldn't activate the LineNumber code as it's just a plain string
> Many thanks in advance,
> Simo
>
> http://people.apache.org/~simonetripodi/
> http://www.99soft.org/
>
>
>
> On Wed, Nov 24, 2010 at 3:12 PM, Simone Tripodi
> <[email protected]> wrote:
> > Done, is the Issue number 574 :)
> > Simo
> >
> > http://people.apache.org/~simonetripodi/
> > http://www.99soft.org/
> >
> >
> >
> > On Wed, Nov 24, 2010 at 3:02 PM, Simone Tripodi
> > <[email protected]> wrote:
> >> Sure, going to open it now!
> >> Thanks for your support :)
> >> Simo
> >>
> >> http://people.apache.org/~simonetripodi/
> >> http://www.99soft.org/
> >>
> >>
> >>
> >> On Wed, Nov 24, 2010 at 3:00 PM, Stuart McCulloch <[email protected]>
> wrote:
> >>> On 24 November 2010 13:58, Simone Tripodi <[email protected]>
> wrote:
> >>>>
> >>>> Hi Stuart!!! :)
> >>>> I received your reply just after a second I reposted :)
> >>>> Thanks a lot for your suggestions, I'll try do follow them as well!!!
> >>>
> >>> cool - could you also raise an issue over
> >>> at http://code.google.com/p/google-guice/issues/list to track this?
> >>>>
> >>>> Simo
> >>>>
> >>>> http://people.apache.org/~simonetripodi/
> >>>> http://www.99soft.org/
> >>>>
> >>>>
> >>>>
> >>>> On Wed, Nov 24, 2010 at 2:55 PM, Stuart McCulloch <[email protected]>
> >>>> wrote:
> >>>> > On 24 November 2010 13:33, Simone Tripodi <[email protected]
> >
> >>>> > wrote:
> >>>> >>
> >>>> >> Hi all guys,
> >>>> >> I need to bind a Provider generated by ASM with injection points
> >>>> >> generated on the fly, everything gone fine until injection points
> >>>> >> resolution by Guice, and got the errors below; I tried to hack the
> >>>> >> com.google.inject.internal.MapMaker class loader, adding the new
> class
> >>>> >> definition, but without success.
> >>>> >
> >>>> > it's not an issue with MapMaker as such, but the Guice
> >>>> > LineNumbers utility
> >>>> > that attempts to supply meaningful source locations for debugging
> >>>> > bindings
> >>>> > public LineNumbers(Class type) throws IOException {
> >>>> > this.type = type;
> >>>> > if (!type.isArray()) {
> >>>> > InputStream in = type.getResourceAsStream("/" +
> >>>> > type.getName().replace('.', '/') + ".class");
> >>>> > Preconditions.checkArgument(in != null, "Cannot find bytecode
> for
> >>>> > %s",
> >>>> > type);
> >>>> > new ClassReader(in).accept(new LineNumberReader(),
> >>>> > ClassReader.SKIP_FRAMES);
> >>>> > }
> >>>> > }
> >>>> > ^ this expects to find a class resource - but of course if you're
> >>>> > generating
> >>>> > the provider class completely from scratch with ASM then it won't
> exist
> >>>> > :/
> >>>> > to workaround this issue you could supply your own source when
> binding
> >>>> > your generated provider - this should then bypass the LineNumber
> code:
> >>>> > Binder generatedCodeBinder = binder.withSource( "[generated]" );
> >>>> > generatedCodeBinder.bind( ...etc...
> >>>> > HTH
> >>>> >>
> >>>> >> Does someone know how guice resolved that issue when enhancing the
> >>>> >> classes with AOP?
> >>>> >
> >>>> > it's not an issue with Guice's internal AOP because that's applied
> on
> >>>> > top
> >>>> > of classes already registered with the injector - so the
> >>>> > LineNumbers code
> >>>> > never has to handle internal proxies
> >>>> >
> >>>> >>
> >>>> >> Many thanks in advance, have a nice day!
> >>>> >> Simo
> >>>> >>
> >>>> >> com.google.inject.internal.ComputationException:
> >>>> >> java.lang.IllegalArgumentException: Cannot find bytecode for class
> >>>> >> org.mybatis.guice.datasource.helper.FormattedProvider
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.MapMaker$StrategyImpl.compute(MapMaker.java:553)
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.MapMaker$StrategyImpl.compute(MapMaker.java:419)
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.CustomConcurrentHashMap$ComputingImpl.get(CustomConcurrentHashMap.java:2041)
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.StackTraceElements.forMember(StackTraceElements.java:53)
> >>>> >> at
> >>>> >>
> com.google.inject.internal.Errors.formatInjectionPoint(Errors.java:635)
> >>>> >> at
> >>>> >> com.google.inject.internal.Errors.formatSource(Errors.java:597)
> >>>> >> at com.google.inject.internal.Errors.format(Errors.java:474)
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.CreationException.getMessage(CreationException.java:48)
> >>>> >> at
> java.lang.Throwable.getLocalizedMessage(Throwable.java:267)
> >>>> >> at java.lang.Throwable.toString(Throwable.java:344)
> >>>> >> at java.lang.String.valueOf(String.java:2615)
> >>>> >> at java.io.PrintWriter.print(PrintWriter.java:546)
> >>>> >> at java.io.PrintWriter.println(PrintWriter.java:683)
> >>>> >> at java.lang.Throwable.printStackTrace(Throwable.java:510)
> >>>> >> at
> >>>> >> org.junit.runner.notification.Failure.getTrace(Failure.java:65)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.eclipse.jdt.internal.junit4.runner.JUnit4TestListener.testFailure(JUnit4TestListener.java:68)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.junit.runner.notification.RunNotifier$4.notifyListener(RunNotifier.java:100)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.junit.runner.notification.RunNotifier$SafeNotifier.run(RunNotifier.java:41)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.junit.runner.notification.RunNotifier.fireTestFailure(RunNotifier.java:97)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.junit.internal.runners.ErrorReportingRunner.runCause(ErrorReportingRunner.java:57)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.junit.internal.runners.ErrorReportingRunner.run(ErrorReportingRunner.java:34)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:49)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
> >>>> >> at
> >>>> >>
> >>>> >>
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
> >>>> >> Caused by: java.lang.IllegalArgumentException: Cannot find bytecode
> >>>> >> for class org.mybatis.guice.datasource.helper.FormattedProvider
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.Preconditions.checkArgument(Preconditions.java:113)
> >>>> >> at
> >>>> >> com.google.inject.internal.LineNumbers.<init>(LineNumbers.java:57)
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.StackTraceElements$1.apply(StackTraceElements.java:36)
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.StackTraceElements$1.apply(StackTraceElements.java:33)
> >>>> >> at
> >>>> >>
> >>>> >>
> com.google.inject.internal.MapMaker$StrategyImpl.compute(MapMaker.java:549)
> >>>> >> ... 26 more
> >>>> >>
> >>>> >>
> >>>> >>
> >>>> >> http://people.apache.org/~simonetripodi/
> >>>> >> http://www.99soft.org/
> >>>> >>
> >>>> >> --
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> >>>> >>
> >>>> >
> >>>> >
> >>>> >
> >>>> > --
> >>>> > Cheers, Stuart
> >>>> >
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> >>>
> >>> --
> >>> Cheers, Stuart
> >>>
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> >>>
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>
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--
Cheers, Stuart
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