Deleting Objects with Flattened Read-Only Relationships
-------------------------------------------------------
Key: CAY-1520
URL: https://issues.apache.org/jira/browse/CAY-1520
Project: Cayenne
Issue Type: Bug
Affects Versions: 3.0.1
Environment: multiple
Reporter: Jan Schaumlöffel
When deleting an object with a flattened read-only relationship an exception is
thrown:
{quote}
Caused by: org.apache.cayenne.CayenneRuntimeException: [v.3.0.1 Sep 06 2010
15:09:38] Cannot unset the read-only flattened relationship runtimeRelationship0
at
org.apache.cayenne.access.DataDomainIndirectDiffBuilder.arcDeleted(DataDomainIndirectDiffBuilder.java:123)
at
org.apache.cayenne.access.ObjectDiff$ArcOperation.apply(ObjectDiff.java:440)
at org.apache.cayenne.graph.CompoundDiff.apply(CompoundDiff.java:91)
at
org.apache.cayenne.access.ObjectStoreGraphDiff.apply(ObjectStoreGraphDiff.java:134)
at
org.apache.cayenne.access.DataDomainIndirectDiffBuilder.processIndirectChanges(DataDomainIndirectDiffBuilder.java:59)
at
org.apache.cayenne.access.DataDomainFlushAction.preprocess(DataDomainFlushAction.java:180)
at
org.apache.cayenne.access.DataDomainFlushAction.flush(DataDomainFlushAction.java:134)
at org.apache.cayenne.access.DataDomain.onSyncFlush(DataDomain.java:824)
at org.apache.cayenne.access.DataDomain$2.transform(DataDomain.java:791)
at
org.apache.cayenne.access.DataDomain.runInTransaction(DataDomain.java:850)
at org.apache.cayenne.access.DataDomain.onSync(DataDomain.java:788)
at
org.apache.cayenne.access.DataContext.flushToParent(DataContext.java:1106)
at
org.apache.cayenne.access.DataContext.commitChanges(DataContext.java:1045)
...
{quote}
It might be the same issue as CAY-784, but I haven't looked at the code yet.
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