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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-8917" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-static-bug-e34f0de3-a026-4103-866e-5adf99c2d179" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /></a> <a href="https://hibernate.atlassian.net/browse/HHH-8917" style="color: #3b73af; text-decoration: none">HHH-8917</a>
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Issue Type:
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Affects Versions:
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4.3.1
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Unassigned
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Components:
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core
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Created:
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30/Jan/14 8:42 AM
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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="jbraeuchi" id="email_jbraeuchi" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=jbraeuchi" style="color:#6c797f;; color: #3b73af; text-decoration: none">Jakob Braeuchi</a>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">When mapping an Embeddable to a SecondaryTable we get the following exception:</p>
<div class="preformatted panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal; white-space: pre; word-break: normal; word-wrap: break-word; word-break: break-word; white-space: pre-wrap">Caused by: org.hibernate.AnnotationException: A component cannot hold properties split into 2 different tables: brj.entities.embed.SimplePerson.embeddableWithCodes
at org.hibernate.cfg.ComponentPropertyHolder.addProperty(ComponentPropertyHolder.java:290)
at org.hibernate.cfg.annotations.PropertyBinder.bind(PropertyBinder.java:263)
at org.hibernate.cfg.annotations.PropertyBinder.makePropertyValueAndBind(PropertyBinder.java:216)
at org.hibernate.cfg.AnnotationBinder.processElementAnnotations(AnnotationBinder.java:2238)
at org.hibernate.cfg.AnnotationBinder.fillComponent(AnnotationBinder.java:2629)
at org.hibernate.cfg.AnnotationBinder.fillComponent(AnnotationBinder.java:2524)
at org.hibernate.cfg.AnnotationBinder.bindComponent(AnnotationBinder.java:2473)
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">this is the embeddable causing the problem:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
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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">
@Embeddable
<span class="code-keyword" style="color: #000091">public</span> class EmbeddableWithCodes {
@Embedded
<span class="code-keyword" style="color: #000091">private</span> SimpleEmbeddable code1;
@Embedded
<span class="code-keyword" style="color: #000091">private</span> SimpleEmbeddable code2;
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">String</span> name;
...
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">and the mapping in the containing class:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-comment" style="color: #808080">// <span class="code-keyword" style="color: #000091; color: #808080">this</span> leads to
</span> <span class="code-comment" style="color: #808080">// <span class="code-quote" style="color: #009100; color: #808080">"org.hibernate.AnnotationException: A component cannot hold properties split into 2 different tables: brj.entities.embed.SimplePerson.embeddableWithCodes"</span>
</span> @Embedded
@AttributeOverrides({ @AttributeOverride(name = <span class="code-quote" style="color: #009100">"code1.code"</span>, column = @Column(table = SECONDARY, name = <span class="code-quote" style="color: #009100">"CODE1"</span>)),
@AttributeOverride(name = <span class="code-quote" style="color: #009100">"code2.code"</span>, column = @Column(table = SECONDARY, name = <span class="code-quote" style="color: #009100">"CODE2"</span>)),
@AttributeOverride(name = <span class="code-quote" style="color: #009100">"name"</span>, column = @Column(table = SECONDARY, name = <span class="code-quote" style="color: #009100">"NAME"</span>)) })
<span class="code-keyword" style="color: #000091">private</span> EmbeddableWithCodes embeddableWithCodes;
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">after some debugging we found, that renaming the property "name" to "a_name" resolved this issue. The naming affects the sequence of processing of the properties. When the first property is a SimpleType the Table is switched to the SecondaryTable and subsequent properties pass without problem.</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">the working embeddable:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
@Embeddable
<span class="code-keyword" style="color: #000091">public</span> class EmbeddableWithCodes {
@Embedded
<span class="code-keyword" style="color: #000091">private</span> SimpleEmbeddable code1;
@Embedded
<span class="code-keyword" style="color: #000091">private</span> SimpleEmbeddable code2;
<span class="code-comment" style="color: #808080">//prefix with 'a' change the order in which the fields are processed
</span> <span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">String</span> a_name;
...
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">and the mapping in the containing class:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
@Embedded
@AttributeOverrides({ @AttributeOverride(name = <span class="code-quote" style="color: #009100">"code1.code"</span>, column = @Column(table = SECONDARY, name = <span class="code-quote" style="color: #009100">"CODE1"</span>)),
@AttributeOverride(name = <span class="code-quote" style="color: #009100">"code2.code"</span>, column = @Column(table = SECONDARY, name = <span class="code-quote" style="color: #009100">"CODE2"</span>)),
@AttributeOverride(name = <span class="code-quote" style="color: #009100">"a_name"</span>, column = @Column(table = SECONDARY, name = <span class="code-quote" style="color: #009100">"NAME"</span>)) })
<span class="code-keyword" style="color: #000091">private</span> EmbeddableWithCodes embeddableWithCodes;
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">I attached two projects, one to show the problem and the other to demonstrate the workaround.</p>
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