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21

system exception occurred during an invocation on EJB GuestDao

.EJBLocalObjectInvocationHandlerDelegate.invoke(EJBLocalObjectInvocationHandlerDelegate.java:88) at com.sun.proxy ... .java:88) at com.sun.proxy.$Proxy149.getAllGuests(Unknown Source) at guest.__EJB31_Generated ... (EJBLocalObjectInvocationHandlerDelegate.java:88) at com.sun.proxy.$Proxy165.getAllGuests(Unknown Source
19

UTF Error

(EJBLocalObjectInvocationHandlerDelegate.java:90) at com.sun.proxy.$Proxy2213.findBySQL(Unknown Source) at beans.__EJB31 ... ) at com.sun.proxy.$Proxy2213.findBySQL(Unknown Source) at beans.__EJB31_Generated__PersonFacade ... (EJBLocalObjectInvocationHandlerDelegate.java:90) at com.sun.proxy.$Proxy2213.findBySQL(Unknown
19

GWT RPC is throwing serialization exception when I have object db date value

? Is there any way to avoid the usage of those proxy classes? Simson Simon Hm, interesting. I just found this: http://www.objectdb.com/java/jpa/entity/types#Proxy_Classes_ "Most applications are not affected by this, because proxy classes extend the original Java classes and inherit their behavior." Using Rpc
19

Null enums and IS (NOT) NULL: NullPointerException

) at org.jboss.weld.bean.proxy.ContextBeanInstance.getInstance(ContextBeanInstance.java:93) at org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:79) at org.jboss.weld.proxies.TestBean$Proxy$_$$_WeldClientProxy.getEntities(Unknown Source) at sun.reflect
16

Mismatch client-server protocol prefix

(<generated>) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204 ... $$9166d7ec.invoke(<generated>) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy ... transactional proxy according to the documentation. So I have not much control what happens
16

Fetching Collections Puzzle

is retrieved from the database - the children field is expected to hold a proxy list (e.g. objectdb.java.util.ArrayList, which extends java.util.ArrayList). In the debugger the proxy list might look ... ) will cause the proxy to go and retrive the first element of the collection. This will only work
16

Weird behaviour with enhanced classes and embedded entities

/proxied list in my entity which contains embedded entities and some .add(obj) are simply failing ... that the expansion of the proxied list isn't threadsafe, because the same code works with only one thread ... () to the proxied list (I am pretty sure I do the locking/synchronizing the right way
13

Spring Data JPA - PersistenceException thrown

(AbstractEntityManagerFactoryBean.java:541) at com.sun.proxy.$Proxy13.getMetamodel(Unknown Source) at org.springframework ... $ManagedEntityManagerFactoryInvocationHandler.invoke(AbstractEntityManagerFactoryBean.java:541) at com.sun.proxy.$Proxy13.getMetamodel
4

objectdb-2.6.9_06: Extended Persistence Context fails: 'Attempt to begin a new transaction when a transaction is active'

.proxy.$Proxy196.buildProject(Unknown Source) at com.greensoft.objectdb.test.mini.ejb.__EJB31 ... .sun.proxy.$Proxy199.remove(Unknown Source) at com.greensoft.objectdb.test.mini.ejb.__EJB31
2

javax.servlet.ServletException: Annotated methods must follow the JavaBeans naming convention. __odbHidden_getPropertyName

proxy methods with the original method names. Apparently, this violates some rules about names ... the Enhancer has to move the annotations to the proxy methods, but that would be more difficult

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