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!!! 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/ >> >> -- >> You received this message because you are subscribed to the Google Groups >> "google-guice" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/google-guice?hl=en. >> > > > > -- > Cheers, Stuart > > -- > You received this message because you are subscribed to the Google Groups > "google-guice" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/google-guice?hl=en. > -- You received this message because you are subscribed to the Google Groups "google-guice" group. 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