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From "Donald Kwakkel (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (TOMEE-2458) Loading Beans causes ClassNotFoundException when using custom context classloader
Date Thu, 24 Jan 2019 07:57:00 GMT

    [ https://issues.apache.org/jira/browse/TOMEE-2458?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16750833#comment-16750833
] 

Donald Kwakkel commented on TOMEE-2458:
---------------------------------------

I found a similair issue about tccl not used here: TOMEE-877. [~romain.manni-bucau] is this
the same issue?

> Loading Beans causes ClassNotFoundException when using custom context classloader
> ---------------------------------------------------------------------------------
>
>                 Key: TOMEE-2458
>                 URL: https://issues.apache.org/jira/browse/TOMEE-2458
>             Project: TomEE
>          Issue Type: Bug
>          Components: TomEE Core Server
>    Affects Versions: 8.0.0-M1
>            Reporter: Gerwin
>            Priority: Major
>         Attachments: myclassloader.jar, myclassloader.jar.withtccl, myexception.jar,
myexception.jar.withbean, repro.war
>
>
> h4. Steps to reproduce
> # Create a custom Exception and put it in {{CATALINA_HOME/myexception.jar}}
> {code:java}
> public class MyException extends Exception {
> }
> {code}
> # Create a custom ClassLoader and put it in {{CATALINA_HOME/myclassloader.jar}}
> {code:java}
> public class MyClassLoader extends WebappClassLoader {
> 	public MyClassLoader(ClassLoader parent)throws MalformedURLException {
> 		super(parent);
> 		addURL(Paths.get(System.getProperty("catalina.home"), "myexception.jar").toUri().toURL());
> 	}
> }
> {code}
> # Put the classloader on the classpath
> {code:none|title=CATALINA_HOME/conf/catalina.properties}
> common.loader="${catalina.base}/lib","${catalina.base}/lib/*.jar","${catalina.home}/lib","${catalina.home}/lib/*.jar","${catalina.home}/myclassloader.jar"
> {code}
> # Use the classloader in the context
> {code:xml|title=CATALINA_HOME/webapps/repro/META-INF/context.xml}
> <Context>
>     <Loader loaderClass="test.MyClassLoader"/>
> </Context>
> {code}
> # Create a bean with the {{MyException}} in the method signature
> {code:java|title=CATALINA_HOME/webapps/repro/WEB-INF/classes/MyBean.class}
> @Stateless(name = "MyBeanEJB")
> public class MyBean {
> 	public String hello() throws MyException {
> 		return "hello";
> 	}
> }
> {code}
> # Use the bean
> {code:java|title=CATALINA_HOME/webapps/repro/index.jsp}
> <%@ page import="MyBean" %>
> <%@ page contentType="text/html;charset=UTF-8" language="java" %>
> <html>
>   <body>
>   <%
>     MyBean myBean = new MyBean();
>     out.println(myBean.hello());
>   %>
>   </body>
> </html>
> {code}
> h4. Actual result
> {code:none|title=CATALINA_HOME/logs/catalina.0.log}
> jan 23, 2019 4:37:17 PM sun.reflect.DelegatingMethodAccessorImpl invoke
> INFO: Starting Servlet Engine: Apache Tomcat (TomEE)/9.0.12 (8.0.0-SNAPSHOT)
> jan 23, 2019 4:37:17 PM sun.reflect.DelegatingMethodAccessorImpl invoke
> INFO: Deploying web application archive [C:\Program Files\TomEE\webapps\repro.war]
> jan 23, 2019 4:37:17 PM org.apache.tomee.catalina.TomcatWebAppBuilder init
> INFO: ------------------------- localhost -> /repro
> jan 23, 2019 4:37:17 PM org.apache.openejb.config.ConfigurationFactory configureApplication
> INFO: Configuring enterprise application: C:\Program Files\TomEE\webapps\repro
> jan 23, 2019 4:37:17 PM sun.reflect.NativeMethodAccessorImpl invoke
> SEVERE: ContainerBase.addChild: start: 
> org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/repro]]
> 	at org.apache.catalina.util.LifecycleBase.handleSubClassException(LifecycleBase.java:441)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:198)
> 	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:743)
> 	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
> 	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:703)
> 	at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:986)
> 	at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1858)
> 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
> 	at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112)
> 	at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:772)
> 	at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:426)
> 	at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1585)
> 	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:308)
> 	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
> 	at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:424)
> 	at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:367)
> 	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:969)
> 	at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:839)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1429)
> 	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1419)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
> 	at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
> 	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:944)
> 	at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:261)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.core.StandardService.startInternal(StandardService.java:422)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:770)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.startup.Catalina.start(Catalina.java:682)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:497)
> 	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:350)
> 	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:492)
> Caused by: java.lang.NoClassDefFoundError: test/MyException
> 	at java.lang.Class.getDeclaredMethods0(Native Method)
> 	at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)
> 	at java.lang.Class.privateGetPublicMethods(Class.java:2902)
> 	at java.lang.Class.getMethods(Class.java:1615)
> 	at org.apache.openejb.config.AnnotationDeployer$ProcessAnnotatedBeans.processApplicationExceptions(AnnotationDeployer.java:3058)
> 	at org.apache.openejb.config.AnnotationDeployer$ProcessAnnotatedBeans.deploy(AnnotationDeployer.java:2566)
> 	at org.apache.openejb.config.AnnotationDeployer$ProcessAnnotatedBeans.deploy(AnnotationDeployer.java:1991)
> 	at org.apache.openejb.config.AnnotationDeployer.deploy(AnnotationDeployer.java:384)
> 	at org.apache.openejb.config.ConfigurationFactory$Chain.deploy(ConfigurationFactory.java:420)
> 	at org.apache.openejb.config.ConfigurationFactory.configureApplication(ConfigurationFactory.java:1037)
> 	at org.apache.tomee.catalina.TomcatWebAppBuilder.startInternal(TomcatWebAppBuilder.java:1286)
> 	at org.apache.tomee.catalina.TomcatWebAppBuilder.configureStart(TomcatWebAppBuilder.java:1130)
> 	at org.apache.tomee.catalina.GlobalListenerSupport.lifecycleEvent(GlobalListenerSupport.java:134)
> 	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
> 	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5007)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	... 38 more
> Caused by: java.lang.ClassNotFoundException: test.MyException
> 	at org.apache.openejb.core.TempClassLoader.loadClass(TempClassLoader.java:186)
> 	at org.apache.openejb.core.TempClassLoader.loadClass(TempClassLoader.java:83)
> 	... 54 more
> jan 23, 2019 4:37:17 PM sun.reflect.NativeMethodAccessorImpl invoke
> SEVERE: Error deploying web application archive [C:\Program Files\TomEE\webapps\repro.war]
> java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException:
Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/repro]]
> 	at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:747)
> 	at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
> 	at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:703)
> 	at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:986)
> 	at org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1858)
> 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
> 	at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:112)
> 	at org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:772)
> 	at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:426)
> 	at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1585)
> 	at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:308)
> 	at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123)
> 	at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:424)
> 	at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:367)
> 	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:969)
> 	at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:839)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1429)
> 	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1419)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at org.apache.tomcat.util.threads.InlineExecutorService.execute(InlineExecutorService.java:75)
> 	at java.util.concurrent.AbstractExecutorService.submit(AbstractExecutorService.java:134)
> 	at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:944)
> 	at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:261)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.core.StandardService.startInternal(StandardService.java:422)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:770)
> 	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
> 	at org.apache.catalina.startup.Catalina.start(Catalina.java:682)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:497)
> 	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:350)
> 	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:492)
> jan 23, 2019 4:37:17 PM sun.reflect.DelegatingMethodAccessorImpl invoke
> INFO: Deployment of web application archive [C:\Program Files\TomEE\webapps\repro.war]
has finished in [469] ms
> {code}



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