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From "Jean-Louis MONTEIRO (Jira)" <j...@apache.org>
Subject [jira] [Resolved] (TOMEE-2619) Eliminate "Can not attach to current VM" exception
Date Fri, 06 Sep 2019 08:23:00 GMT

     [ https://issues.apache.org/jira/browse/TOMEE-2619?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jean-Louis MONTEIRO resolved TOMEE-2619.
----------------------------------------
    Fix Version/s: 8.0.0-M4
       Resolution: Fixed

Only happens in examples or standalone. In TomEE, the javaagent is declared and attach with
the script.

> Eliminate "Can not attach to current VM" exception
> --------------------------------------------------
>
>                 Key: TOMEE-2619
>                 URL: https://issues.apache.org/jira/browse/TOMEE-2619
>             Project: TomEE
>          Issue Type: Sub-task
>            Reporter: David Blevins
>            Priority: Major
>             Fix For: 8.0.0-M4
>
>
> Several examples experience issues getting the openejb-javaagent installed.  To reproduce
run the example
>  * examples/application-composer/
> The example will pass, but it does print out the following output which is not acceptable
for a Final release.  If there is a known issue, we need a clearer error message and some
documentation.
>  
>  
> {code:java}
> INFO - Assembling app: /Users/dblevins/work/apache/tomee/examples/application-composer/MoviesTest
> java.lang.IllegalStateException: Unable to initialize agent
>  at org.apache.openejb.javaagent.Agent.checkInitialization(Agent.java:104)
>  at org.apache.openejb.javaagent.Agent.getInstrumentation(Agent.java:94)
>  at org.apache.openejb.assembler.classic.Assembler$PersistenceClassLoaderHandlerImpl.addTransformer(Assembler.java:3782)
>  at org.apache.openejb.persistence.PersistenceUnitInfoImpl.addTransformer(PersistenceUnitInfoImpl.java:337)
>  at org.apache.openjpa.persistence.PersistenceProviderImpl.createContainerEntityManagerFactory(PersistenceProviderImpl.java:172)
>  at org.apache.openjpa.persistence.PersistenceProviderImpl.createContainerEntityManagerFactory(PersistenceProviderImpl.java:63)
>  at org.apache.openejb.assembler.classic.EntityManagerFactoryCallable.call(EntityManagerFactoryCallable.java:112)
>  at org.apache.openejb.assembler.classic.ReloadableEntityManagerFactory.createDelegate(ReloadableEntityManagerFactory.java:134)
>  at org.apache.openejb.assembler.classic.ReloadableEntityManagerFactory.<init>(ReloadableEntityManagerFactory.java:105)
>  at org.apache.openejb.assembler.classic.PersistenceBuilder.createEntityManagerFactory(PersistenceBuilder.java:157)
>  at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:918)
>  at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:758)
>  at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:754)
>  at org.apache.openejb.testing.ApplicationComposers.deployApp(ApplicationComposers.java:724)
>  at org.apache.openejb.testing.ApplicationComposers.before(ApplicationComposers.java:386)
>  at org.apache.openejb.testing.ApplicationComposers.evaluate(ApplicationComposers.java:1068)
>  at org.apache.openejb.junit.DeployApplication.evaluate(DeployApplication.java:40)
>  at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
>  at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
>  at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
>  at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
>  at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
>  at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
>  at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
>  at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
>  at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
>  at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:252)
>  at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:141)
>  at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:112)
>  at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>  at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>  at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.base/java.lang.reflect.Method.invoke(Method.java:566)
>  at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray(ReflectionUtils.java:189)
>  at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:165)
>  at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:85)
>  at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:115)
>  at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:75)
> Caused by: java.lang.reflect.InvocationTargetException
>  at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>  at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>  at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.base/java.lang.reflect.Method.invoke(Method.java:566)
>  at org.apache.openejb.javaagent.Agent.dynamicLoadAgent(Agent.java:151)
>  at org.apache.openejb.javaagent.Agent.checkInitialization(Agent.java:102)
>  ... 37 more
> Caused by: java.io.IOException: Can not attach to current VM
>  at jdk.attach/sun.tools.attach.HotSpotVirtualMachine.<init>(HotSpotVirtualMachine.java:75)
>  at jdk.attach/sun.tools.attach.VirtualMachineImpl.<init>(VirtualMachineImpl.java:56)
>  at jdk.attach/sun.tools.attach.AttachProviderImpl.attachVirtualMachine(AttachProviderImpl.java:58)
>  at jdk.attach/com.sun.tools.attach.VirtualMachine.attach(VirtualMachine.java:207)
>  ... 43 more
> INFO - JAVA AGENT NOT INSTALLED. The JPA Persistence Provider requested installation
of a ClassFileTransformer which requires a JavaAgent.  See http://tomee.apache.org/javaagent.html
> {code}
>  
>  



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