[hibernate-issues] [Hibernate-JIRA] Created: (HHH-2572) NullPointerException when cascade-merge detached entity graph that contains null component property
Nguyen Hau Giang (JIRA)
noreply at atlassian.com
Tue Apr 17 00:24:04 EDT 2007
NullPointerException when cascade-merge detached entity graph that contains null component property
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Key: HHH-2572
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2572
Project: Hibernate3
Issue Type: Bug
Components: core
Affects Versions: 3.2.3
Environment: hibernate 3.2.3 only
Reporter: Nguyen Hau Giang
Priority: Critical
Attachments: testCase.zip
when merging detached entity graph whose leaf-entity contains null-component property, hibernate 3.2.3 will throw NPE. (leaf-entity level>2)
No exception was thrown in hibenate 3.2.2
Mapping:
Parent -> Child -> GrandChild
All associations is cascade.
GrandChild contains a component property.
Test Case:
parent=<load>;
child=parent.get1Child();
GrandChild grandChild=new GrandChild();
grandChild.setComponent(null);
child.add(grandChild);
evict(parent);//session is closed
...
merge(parent);//merge in new sesson -> THROW NullPointerException
for further detail, see attache test case.
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