I am using TomEE to deploy an EAR file, that contains one EJB JAR and one WAR.
I want to add entities using the default provider. I have created a resource in tomee.xml to use MySQL DB. Then I would like to use entity manager so I am trying to create the following persistence.xml in the EJB JAR META-INF directory:
<persistence xmlns="http://java.sun.com/xml/ns/persistence" version="1.0">
<persistence-unit name="MyProjectDataBase" transaction-type="JTA">
<provider>org.apache.openjpa.persistence.PersistenceProviderImpl</provider>
<jta-data-source>MyProjectDS</jta-data-source>
<non-jta-data-source>MyProjectDSUnmanaged</non-jta-data-source>
<properties>
<property name="openjpa.jdbc.DBDictionary" value="mysql" />
<property name="openjpa.jdbc.SynchronizeMappings" value="buildSchema" />
</properties>
</persistence-unit>
</persistence>
MyProject & MyProjectUnmanaged are the resources Ids I created in tomee.xml.
Once I add this persistence.xml I get the following exception in catalina.out and my app is not deployed:
SEVERE: Application could not be deployed: /Users/avitale/Development/apache-tomee-jaxrs-1.5.0/apps/projecteam-ear
org.apache.openejb.OpenEJBException: Creating application failed: /Users/avitale/Development/apache-tomee-jaxrs-1.5.0/apps/projecteam-ear: loader (instance of org/apache/catalina/loader/StandardClassLoader): attempted duplicate class definition for name: "org/apache/openejb/cdi/CdiPlugin"
at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:940)
at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:532)
at org.apache.openejb.assembler.classic.Assembler.buildContainerSystem(Assembler.java:433)
at org.apache.openejb.assembler.classic.Assembler.build(Assembler.java:341)
at org.apache.openejb.OpenEJB$Instance.<init>(OpenEJB.java:144)
at org.apache.openejb.OpenEJB.init(OpenEJB.java:290)
at org.apache.tomee.catalina.TomcatLoader.initialize(TomcatLoader.java:231)
at org.apache.tomee.catalina.TomcatLoader.init(TomcatLoader.java:131)
at org.apache.tomee.catalina.ServerListener.lifecycleEvent(ServerListener.java:113)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:401)
at org.apache.catalina.util.LifecycleBase.init(LifecycleBase.java:110)
at org.apache.catalina.startup.Catalina.load(Catalina.java:633)
at org.apache.catalina.startup.Catalina.load(Catalina.java:658)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.catalina.startup.Bootstrap.load(Bootstrap.java:281)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:450)
Caused by: java.lang.LinkageError: loader (instance of org/apache/catalina/loader/StandardClassLoader): attempted duplicate class definition for name: "org/apache/openejb/cdi/CdiPlugin"
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:295)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at org.apache.openejb.cdi.OptimizedLoaderService.loadWebBeansPlugins(OptimizedLoaderService.java:70)
at org.apache.openejb.cdi.OptimizedLoaderService.load(OptimizedLoaderService.java:53)
at org.apache.openejb.cdi.OptimizedLoaderService.load(OptimizedLoaderService.java:47)
at org.apache.webbeans.plugins.PluginLoader.startUp(PluginLoader.java:75)
at org.apache.openejb.cdi.OpenEJBLifecycle.startApplication(OpenEJBLifecycle.java:159)
at org.apache.openejb.cdi.ThreadSingletonServiceImpl.initialize(ThreadSingletonServiceImpl.java:150)
at org.apache.openejb.cdi.CdiBuilder.build(CdiBuilder.java:44)
at org.apache.openejb.assembler.classic.Assembler.createApplication(Assembler.java:794)
... 20 more
Once I remove the persistence.xml then the application is successfully deployed. Please help me as I don't understand how to proceed :(
Thanks in advance.