openjpa-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Fay Wang (JIRA)" <j...@apache.org>
Subject [jira] Created: (OPENJPA-1890) NPE is thrown when an Embeddable object is set more than once to a managed entity
Date Wed, 17 Nov 2010 20:59:13 GMT
NPE is thrown when an Embeddable object is set more than once to a managed entity
---------------------------------------------------------------------------------

                 Key: OPENJPA-1890
                 URL: https://issues.apache.org/jira/browse/OPENJPA-1890
             Project: OpenJPA
          Issue Type: Bug
            Reporter: Fay Wang
            Assignee: Fay Wang


java.lang.NullPointerException
	at org.apache.openjpa.kernel.SingleFieldManager.dereferenceEmbedDependent(SingleFieldManager.java:432)
	at org.apache.openjpa.kernel.SingleFieldManager.delete(SingleFieldManager.java:317)
	at org.apache.openjpa.kernel.SingleFieldManager.dereferenceDependent(SingleFieldManager.java:294)
	at org.apache.openjpa.kernel.StateManagerImpl.settingObjectField(StateManagerImpl.java:2031)
	at embeddable.Department.pcSetdepartmentEmbeddable(Department.java)
	at embeddable.Department.setDepartmentEmbeddable(Department.java:62)
	at embeddable.TestEmbeddable.testFind(TestEmbeddable.java:52)

where:

private DepartmentEmbeddable makeEmbeddable() {
 		 DepartmentEmbeddable d1 = new DepartmentEmbeddable();
 		 d1.setDeptname("name");
 		 d1.setMgrno("qw");
 		 return d1;
 }

 @Override
 public void test() {
 		 Department d = em.find(Department.class, "1");
 		 DepartmentEmbeddable d2 = new DepartmentEmbeddable();
 		 d.setDepartmentEmbeddable(makeEmbeddable());
 		 d.setDepartmentEmbeddable(makeEmbeddable()); <== NPE is thrown
 }

-- 
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.


Mime
View raw message