<style>
/* Changing the layout to use less space for mobiles */
@media screen and (max-device-width: 480px), screen and (-webkit-min-device-pixel-ratio: 2) {
#email-body { min-width: 30em !important; }
#email-page { padding: 8px !important; }
#email-banner { padding: 8px 8px 0 8px !important; }
#email-avatar { margin: 1px 8px 8px 0 !important; padding: 0 !important; }
#email-fields { padding: 0 8px 8px 8px !important; }
#email-gutter { width: 0 !important; }
}
</style>
<div id="email-body">
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<td bgcolor="#3e4c4e" style="background-color:#3e4c4e;color:#ffffff;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;line-height:1;"><img src="https://www.jboss.org/dms/hibernate/images/jira/jiraheader_hibernate.png" alt="" style="vertical-align:top;" /></td>
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<img id="email-avatar" src="https://hibernate.onjira.com/secure/useravatar?avatarId=10162" alt="" height="48" width="48" border="0" align="left" style="padding:0;margin: 0 16px 16px 0;" />
<div id="email-action" style="padding: 0 0 8px 0;font-size:12px;line-height:18px;">
<a class="user-hover" rel="c.bauer" id="email_c.bauer" href="https://hibernate.onjira.com/secure/ViewProfile.jspa?name=c.bauer" style="color:#6c797f;">Christian Bauer</a>
updated <img src="https://hibernate.onjira.com/images/icons/bug.gif" height="16" width="16" border="0" align="absmiddle" alt="Bug"> <a style='color:#6c797f;text-decoration:none;' href='https://hibernate.onjira.com/browse/HHH-7668'>HHH-7668</a>
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<div id="email-summary" style="font-size:16px;line-height:20px;padding:2px 0 16px 0;">
<a style='color:#6c797f;text-decoration:none;' href='https://hibernate.onjira.com/browse/HHH-7668'><strong>Wrong binding of @ManyToOne for non-PK associations</strong></a>
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<td id="email-gutter" style="width:64px;white-space:nowrap;"></td>
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<td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
<strong style="font-weight:normal;color:#505050;">Change By:</strong>
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<td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
<a class="user-hover" rel="c.bauer" id="email_c.bauer" href="https://hibernate.onjira.com/secure/ViewProfile.jspa?name=c.bauer" style="color:#6c797f;">Christian Bauer</a>
(04/Oct/12 3:30 AM)
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<strong style="font-weight:normal;color:#505050;">Description:</strong>
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<td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
<span class="diffcontext">This one is quite obscure, the problem is most likely in BinderHelper#createSyntheticPropertyReference().<br><br>A many-to-one foreign key association that doesn't reference a primary key, but a unique key:<br><br>{code}<br><br>@Entity<br>@Table(name = "USERS")<br>public class User {<br><br> @Id<br> @GeneratedValue<br> protected Long id;<br><br> @NotNull<br> @Column(unique = true)<br> protected String customerNr;<br><br>}<br>{code}<br><br>{code}<br>@Entity<br>public class Item {<br><br> @Id<br> @GeneratedValue<br> protected Long id;<br><br> @NotNull<br> @ManyToOne<br> @JoinColumn(name = "SELLER_CUSTOMERNR",<br> referencedColumnName = "CUSTOMERNR")<br> protected User seller;<br>}<br>{code}<br><br>Throws an exception when you query Items:<br><br>{code}<br>java.lang.ClassCastException: org.jpwh.model.complexschemas.naturalforeignkey.User cannot be cast to java.io.Serializable<br> at org.hibernate.type.ManyToOneType.hydrate(ManyToOneType.java:157)<br> at org.hibernate.persister.entity.AbstractEntityPersister.hydrate(AbstractEntityPersister.java:2807)<br> at org.hibernate.loader.Loader.loadFromResultSet(Loader.java:1545)<br>{code}<br><br></span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;">If you remove the "referencedColumnName" attribute, the binding works.</span>
<span class="diffcontext"> Note that this is one of those rare use cases for "property-ref" in XML binding.<br></span>
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<strong style="font-weight:normal;color:#505050;">Summary:</strong>
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<span class="diffcontext">Wrong binding</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> for</span>
<span class="diffaddedchars" style="background-color:#ddfade;"> of</span>
<span class="diffcontext"> @ManyToOne</span>
<span class="diffremovedchars" style="background-color:#ffe7e7;text-decoration:line-through;"> with referencedColumnName</span>
<span class="diffcontext"> for non-PK associations</span>
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