[
http://jira.jboss.com/jira/browse/JBPM-1024?page=comments#action_12408885 ]
Luxitano Daniel commented on JBPM-1024:
---------------------------------------
I have exactly the same problem with the jbpm-starters-kit-3.1.4.
I think it's a problem of classloader but I don't know where the
ProcessClassLoader is defined.
Here is the full stack trace :
by: org.jbpm.JbpmException: couldn't deserialize object
at
org.jbpm.context.exe.converter.SerializableToByteArrayConverter.revert(SerializableToByteArrayConverter.java:66)
at org.jbpm.context.exe.VariableInstance.getValue(VariableInstance.java:146)
at org.jbpm.context.exe.VariableContainer.getVariableLocally(VariableContainer.java:129)
at org.jbpm.context.exe.VariableContainer.getVariable(VariableContainer.java:29)
at org.jbpm.context.exe.ContextInstance.getVariable(ContextInstance.java:133)
at org.jbpm.context.exe.ContextInstance.getVariable(ContextInstance.java:121)
at com.sample.action.ItemsInStock.execute(ItemsInStock.java:26)
at org.jbpm.graph.def.Action.execute(Action.java:123)
at org.jbpm.graph.def.Action$$FastClassByCGLIB$$7876e90e.invoke(<generated>)
at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
at org.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializer.java:136)
at org.jbpm.graph.def.Action$$EnhancerByCGLIB$$ff3b8cb.execute(<generated>)
at org.jbpm.graph.def.Node.execute(Node.java:328)
... 59 more
by: java.lang.ClassNotFoundException: No ClassLoaders found for: data.TestSerVar
at org.jboss.mx.loading.LoadMgr3.beginLoadTask(LoadMgr3.java:198)
at
org.jboss.mx.loading.RepositoryClassLoader.loadClassImpl(RepositoryClassLoader.java:475)
at org.jboss.mx.loading.RepositoryClassLoader.loadClass(RepositoryClassLoader.java:377)
at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:242)
at java.io.ObjectInputStream.resolveClass(ObjectInputStream.java:574)
at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1538)
at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1460)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1693)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1299)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:339)
at
org.jbpm.context.exe.converter.SerializableToByteArrayConverter.revert(SerializableToByteArrayConverter.java:64)
... 71 more
and the variable class is serializable :
package data;
import java.io.Serializable;
public class TestSerVar implements Serializable{
/**
*
*/
private static final long serialVersionUID = 1L;
private int idBuyer;
public TestSerVar(int idB){
setIdBuyer(idB);
}
private void setIdBuyer(int idB){
this.idBuyer = idB;
}
public int getIdBuyer(){
return idBuyer;
}
}
Serializable variables are not being deserialized when retrieved from
process
-----------------------------------------------------------------------------
Key: JBPM-1024
URL:
http://jira.jboss.com/jira/browse/JBPM-1024
Project: JBoss jBPM
Issue Type: Bug
Components: Core Engine
Affects Versions: jBPM 3.1.4
Reporter: thilker
Assigned To: Tom Baeyens
Storing an serializable object in a process should write an "R" in the column
"converter" in table JBPM_VARIABLEINSTANCE.
But the value of the field is "null".
The cause:
The converter ID is retrieved in class org.jbpm.db.hibernate.Converter at line 63.
For the case of the SerializableToByteArrayConverter the ID is "null".
Regards,
Thorsten
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