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<td class="page-title-pattern-first-line " style="padding: 0px; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-9048" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-static-bug-66668517-3bae-47bb-af2c-b7ae8123820b" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /></a> <a href="https://hibernate.atlassian.net/browse/HHH-9048" style="color: #3b73af; text-decoration: none">HHH-9048</a>
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<td style="vertical-align: top;; padding: 0px; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://hibernate.atlassian.net/browse/HHH-9048" style="color: #3b73af; text-decoration: none">Derived ids where the derived id is basic cannot be looked up by simple value</a> </span>
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Issue Type:
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<td class="has-icon" style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-static-bug-66668517-3bae-47bb-af2c-b7ae8123820b" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /> Bug
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Unassigned
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Components:
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metamodel
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Created:
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15/Mar/14 7:15 AM
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Fix Versions:
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5.0.0
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Priority:
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<td class="has-icon" style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-static-major-a745c86e-708e-44b8-8be7-06781a9bd903" height="16" width="16" border="0" align="absmiddle" alt="Major" style="vertical-align: text-bottom" /> Major
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Reporter:
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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="steve" id="email_steve" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=steve" style="color:#6c797f;; color: #3b73af; text-decoration: none">Steve Ebersole</a>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Not sure of the exact relationship yet, but this may be related to a change I made to <tt>org.hibernate.metamodel.spi.binding.EntityIdentifier.SimpleAttributeIdentifierBindingImpl</tt> to accept any singular attribute. Before it would not accept to-one attributes. Consider this mapping (from testsuite):</p>
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<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
@Entity
<span class="code-keyword" style="color: #000091">public</span> class MedicalHistory <span class="code-keyword" style="color: #000091">implements</span> Serializable {
@Id
@JoinColumn(name = <span class="code-quote" style="color: #009100">"FK"</span>)
@OneToOne
Person patient;
...
}
@Entity
<span class="code-keyword" style="color: #000091">public</span> class Person <span class="code-keyword" style="color: #000091">implements</span> Serializable {
@Id
<span class="code-object" style="color: #910091">String</span> ssn;
...
}
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Note sure what Binder was expecting here before I started my "annotation source" surgery. But atm what I build here in the "annotation source" is such that:</p>
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<li>
Person has a simple identifier of StringType (ssn)
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<li>
MedicalHistory has a simple identifier of "association type" (person)
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</ul>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">The changes to get Binder to understand this were not major. Mainly changing a few references from being typed as SingularNonAssociationAttributeBinding to SingularAttributeBinding, and then a minor change in determining where the identifier of MedicalHistory depends on another hierarchy. It all binds ok. Where it gets into trouble is in trying to load at runtime via a call like:</p>
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session.load( MedicalHistory.class, <span class="code-quote" style="color: #009100">"111-11-1111"</span> );
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Aka, trying to load by the simple derived id value (Person's ssn). I remember having to specifically add code to handle this case in Persister. Looking at that code now on master I see it only kicks in when there is an IdClass for the entity. Maybe the old code (legacy AnnotationBinder stuff) wrapped this case in a "virtual composite"? <a href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=gbadner" class="user-hover" rel="gbadner" style="color: #3b73af; text-decoration: none">Gail Badner</a> Does that ring any bells?</p>
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