Question

我正在使用Hibernate和EJB ...我从Container获得了EntityManager，当我试图坚持时，我遇到了以下错误..可能有人帮忙吗？

[1/25/14 23：12：46：832 CST] 00000056 SystemOut O 2014-01-25 23:12:46错误XXXXXXX服务：114 - XXXXX筛选失败 org.apache.openjpa.persistence.ArgumentException：尝试将实例“XXXXXXXXVO @ 9941827f”强制转换为PersistenceCapable失败。确保它已得到增强。失败对象：com.XXXXX.XXXXX.XXXXX.vo.XXXXXVO@9941827f 在org.apache.openjpa.kernel.BrokerImpl.assertPersistenceCapable（BrokerImpl.java:4665）在org.apache.openjpa.kernel.BrokerImpl.persistInternal（BrokerImpl.java:2626）在org.apache.openjpa.kernel.BrokerImpl.persist（BrokerImpl.java:2571）在org.apache.openjpa.kernel.BrokerImpl.persist（BrokerImpl.java:2554）在org.apache.openjpa.kernel.BrokerImpl.persist（BrokerImpl.java:2458）在org.apache.openjpa.kernel.DelegatingBroker.persist（DelegatingBroker.java:1077）在org.apache.openjpa.persistence.EntityManagerImpl.persist（EntityManagerImpl.java:716）在com.ibm.ws.jpa.management.JPAExEmInvocation.persist（JPAExEmInvocation.java:317）在com.ibm.ws.jpa.management.JPAEntityManager.persist（JPAEntityManager.java:143）在XXXXXXX.persistCCCCResult（XXXXXXX.java:192）在XXXXXXX.prepareCCCCResponse（XXXXXXX.java:176）在XXXXXXX.requestCCCCCcreening（XXXXXXX.java:108）在XXXXXXXService.requestCCCCCcreening（CCCCCervice.java:59）在XXXXXXXXX，EJSRemote0SLCCCCCervice_0e27d761.requestCCCCCcreening（EJSRemote0SLCCCCCervice_0e27d761.java） at sun.reflect.NativeMethodAccessorImpl.invoke0（Native Method） at sun.reflect.NativeMethodAccessorImpl.invoke（NativeMethodAccessorImpl.java:60） at sun.reflect.DelegatingMethodAccessorImpl.invoke（DelegatingMethodAccessorImpl.java:37）在java.lang.reflect.Method.invoke（Method.java:611）在com.ibm.rmi.util.ProxyUtil $ 4.run（ProxyUtil.java:609）在java.security.AccessController.doPrivileged（AccessController.java:280） at com.ibm.rmi.util.ProxyUtil.invokeWithClassLoaders（ProxyUtil.java:606）在com.ibm.CORBA.iiop.ClientDelegate.invoke（ClientDelegate.java:1177）在$ Proxy225.requestCCCCCcreening（未知来源）在com.XXXXX.XXXXX.XXXXX.service.remote.XXXXX._CCCCCerviceRemote_Stub.requestCCCCCcreening（_CCCCCerviceRemote_Stub.java:1）在com.XXXXX.XXXXX.servlet.CCCCCcreening.doGet（CCCCCcreening.java:68）在javax.servlet.http.HttpServlet.service（HttpServlet.java:575）在javax.servlet.http.HttpServlet.service（HttpServlet.java:668）在com.ibm.ws.webcontainer.servlet.ServletWrapper.service（ServletWrapper.java:1214）在com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest（ServletWrapper.java:774）在com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest（ServletWrapper.java:456）在com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest（ServletWrapperImpl.java:178）在com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters（WebAppFilterManager.java:1027）在com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest（CacheServletWrapper.java:87）在com.ibm.ws.webcontainer.WebContainer.handleRequest（WebContainer.java:895）在com.ibm.ws.webcontainer.WSWebContainer.handleRequest（WSWebContainer.java:1662）在com.ibm.ws.webcontainer.channel.WCChannelLink.ready（WCChannelLink.java:195）在com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination（HttpInboundLink.java:458）在com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest（HttpInboundLink.java:522）在com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest（HttpInboundLink.java:311）在com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.ready(HttpInboundLink.java:282） at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.sendToDiscriminators（NewConnectionInitialReadCallback.java:214）在com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.complete（NewConnectionInitialReadCallback.java:113） at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted（AioReadCompletionListener.java:165）在com.ibm.io.async.AbstractAsyncFuture.invokeCallback（AbstractAsyncFuture.java:217） at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions（AsyncChannelFuture.java:161）在com.ibm.io.async.AsyncFuture.completed（AsyncFuture.java:138）在com.ibm.io.async.ResultHandler.complete（ResultHandler.java:204）在com.ibm.io.async.ResultHandler.runEventProcessingLoop（ResultHandler.java:775）在com.ibm.io.async.ResultHandler $ 2.run（ResultHandler.java:905）在com.ibm.ws.util.ThreadPool $ Worker.run（ThreadPool.java:1783）

<?xml version="1.0"?>
<persistence xmlns="http://java.sun.com/xml/ns/persistence"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
 http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd" version="2.0">
 <persistence-unit name="poc" transaction-type="RESOURCE_LOCAL">
   <provider>org.hibernate.ejb.HibernatePersistence</provider> 
   <class>XXXXXXXXX.TempVO</class>   
    <properties>
         <property name="javax.persistence.jdbc.driver" value="oracle.jdbc.driver.OracleDriver" />
         <property name="javax.persistence.jdbc.url" value="jdbc:oracle:thin:@XXXXXXXXX" />
         <property name="javax.persistence.jdbc.user" value="XXXXX" />
         <property name="javax.persistence.jdbc.password" value="XXXXX" />
         <property name="hibernate.dialect" value="org.hibernate.dialect.Oracle10gDialect" />
         <property name="hibernate.show_sql" value="true" />
      </properties> 
  </persistence-unit>

 </persistence>

Answer 1

根据Java堆栈跟踪，您正在使用OpenJPA而不是Hibernate，对吧？

如果您已启用运行时增强功能，则必须列出所有实体。您是否尝试使用OpenJPA增强程序增强Java类？查找有关增强实体here的更多信息。

org.apache.openjpa.persistence.ArgumentException

1 个答案: