Have you instrumented your class?

http://www.jboss.org/file-access/default/members/jbosscache/freezone/docs/3.0.0.GA/pojo/userguide_en/html/instrumentation.html


On 6 Jan 2010, at 12:49, Kavitha Durai wrote:

As per POJOCache  specification  any non serializable object can be serialized  but when I  use Person Class without implementing Serializable it throws following error.

 

If I implements Serializableit works well , So IN POJO Cache does class  need to implement Serializable.?

 

Exception in thread "main" org.jboss.cache.pojo.PojoCacheException: Failed starting org.jboss.cache.CacheException: java.lang.reflect.InvocationTargetException

      at org.jboss.cache.pojo.impl.PojoCacheImpl.start(PojoCacheImpl.java:316)

      at org.jboss.cache.pojo.passivation.TRGLocalTest.setUp(TRGLocalTest.java:56)

      at org.jboss.cache.pojo.passivation.TRGLocalTest.main(TRGLocalTest.java:132)

Caused by: org.jboss.cache.CacheException: java.lang.reflect.InvocationTargetException

      at org.jboss.cache.util.reflect.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:148)

      at org.jboss.cache.factories.ComponentRegistry$PrioritizedMethod.invoke(ComponentRegistry.java:970)

      at org.jboss.cache.factories.ComponentRegistry.internalStart(ComponentRegistry.java:746)

      at org.jboss.cache.factories.ComponentRegistry.start(ComponentRegistry.java:610)

      at org.jboss.cache.invocation.CacheInvocationDelegate.start(CacheInvocationDelegate.java:355)

      at org.jboss.cache.pojo.impl.PojoCacheImpl.start(PojoCacheImpl.java:312)

      ... 2 more

Caused by: java.lang.reflect.InvocationTargetException

      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.jboss.cache.util.reflect.ReflectionUtil.invokeAccessibly(ReflectionUtil.java:144)

      ... 7 more

Caused by: org.jboss.cache.CacheException: java.io.InvalidClassException: org.jboss.cache.pojo.test.Person; org.jboss.cache.pojo.test.Person; class invalid for deserialization

      at org.jboss.cache.interceptors.InterceptorChain.invoke(InterceptorChain.java:277)

      at org.jboss.cache.invocation.CacheInvocationDelegate.get(CacheInvocationDelegate.java:448)

      at org.jboss.cache.loader.CacheLoaderManager.preload(CacheLoaderManager.java:352)

      at org.jboss.cache.loader.CacheLoaderManager.preload(CacheLoaderManager.java:383)

      at org.jboss.cache.loader.CacheLoaderManager.preload(CacheLoaderManager.java:383)

      at org.jboss.cache.loader.CacheLoaderManager.preload(CacheLoaderManager.java:383)

      at org.jboss.cache.loader.CacheLoaderManager.preload(CacheLoaderManager.java:383)

      at org.jboss.cache.loader.CacheLoaderManager.preloadCache(CacheLoaderManager.java:325)

      ... 12 more

Caused by: java.io.InvalidClassException: org.jboss.cache.pojo.test.Person; org.jboss.cache.pojo.test.Person; class invalid for deserialization

      at java.io.ObjectStreamClass.checkDeserialize(ObjectStreamClass.java:713)

      at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1733)

      at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1329)

      at java.io.ObjectInputStream.readObject(ObjectInputStream.java:351)

      at org.jboss.cache.marshall.CacheMarshaller200.unmarshallObject(CacheMarshaller200.java:582)

      at org.jboss.cache.marshall.CacheMarshaller200.populateFromStream(CacheMarshaller200.java:800)

      at org.jboss.cache.marshall.CacheMarshaller200.unmarshallHashMap(CacheMarshaller200.java:763)

 

Regards,

Kavitha Durai,

 


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Manik Surtani
manik@jboss.org
Lead, Infinispan
Lead, JBoss Cache
http://www.infinispan.org
http://www.jbosscache.org