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<td class="page-title-pattern-first-line " style="padding: 0; 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-11144" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-edc564f9-662d-491a-bc5e-8029343f29fb" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-11144" style="color: #3b73af; text-decoration: none">HHH-11144</a> </td>
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<td style="vertical-align: top;; padding: 0; 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-11144" style="color: #3b73af; text-decoration: none">orphanRemoval not working when other same-table-relations are initialized</a> </span> </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Issue Type:</th>
<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-avatar-edc564f9-662d-491a-bc5e-8029343f29fb" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Affects Versions:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 5.2.2 </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Assignee:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Unassigned </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Components:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> hibernate-entitymanager </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Created:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 30/Sep/2016 01:59 AM </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Environment:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> tested with MySQL 5.7 and embedded Derby </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Priority:</th>
<td class="has-icon" style="padding: 0; 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-blocker-92ef08bd-2ef4-4dbc-b746-47af3fc82b59" height="16" width="16" border="0" align="absmiddle" alt="Blocker" style="vertical-align: text-bottom"> Blocker </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Reporter:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="mmariotti" id="email_mmariotti" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=mmariotti" style="color:#6c797f;; color: #3b73af; text-decoration: none">Michele Mariotti</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0; margin-top: 0">using these entities:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
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<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
@Entity
@Table(name = <span class="code-quote" style="color: #009100">"ITEM"</span>,
indexes = @Index(columnList = <span class="code-quote" style="color: #009100">"CODE"</span>, unique = <span class="code-keyword" style="color: #000091">true</span>))
<span class="code-keyword" style="color: #000091">public</span> class Item <span class="code-keyword" style="color: #000091">implements</span> Serializable
{
<span class="code-keyword" style="color: #000091">private</span> <span class="code-keyword" style="color: #000091">static</span> <span class="code-keyword" style="color: #000091">final</span> <span class="code-object" style="color: #910091">long</span> serialVersionUID = 1L;
@Id
@GeneratedValue
<span class="code-keyword" style="color: #000091">protected</span> <span class="code-object" style="color: #910091">Long</span> id;
@Column
<span class="code-keyword" style="color: #000091">protected</span> <span class="code-object" style="color: #910091">String</span> code;
@OneToMany(mappedBy = <span class="code-quote" style="color: #009100">"parent"</span>, cascade = CascadeType.ALL, orphanRemoval = <span class="code-keyword" style="color: #000091">true</span>)
<span class="code-keyword" style="color: #000091">protected</span> Set<ItemRelation> lowerItemRelations = <span class="code-keyword" style="color: #000091">new</span> LinkedHashSet<>();
@OneToMany(mappedBy = <span class="code-quote" style="color: #009100">"child"</span>, cascade = CascadeType.ALL, orphanRemoval = <span class="code-keyword" style="color: #000091">true</span>)
<span class="code-keyword" style="color: #000091">protected</span> Set<ItemRelation> higherItemRelations = <span class="code-keyword" style="color: #000091">new</span> LinkedHashSet<>();
...
}
@Entity
@Table(name = <span class="code-quote" style="color: #009100">"ITEM_RELATION"</span>,
indexes = @Index(columnList = <span class="code-quote" style="color: #009100">"PARENT_ID, CHILD_ID"</span>, unique = <span class="code-keyword" style="color: #000091">true</span>))
<span class="code-keyword" style="color: #000091">public</span> class ItemRelation <span class="code-keyword" style="color: #000091">implements</span> Serializable
{
<span class="code-keyword" style="color: #000091">private</span> <span class="code-keyword" style="color: #000091">static</span> <span class="code-keyword" style="color: #000091">final</span> <span class="code-object" style="color: #910091">long</span> serialVersionUID = 1L;
@Id
@GeneratedValue
<span class="code-keyword" style="color: #000091">protected</span> <span class="code-object" style="color: #910091">Long</span> id;
@ManyToOne(optional = <span class="code-keyword" style="color: #000091">false</span>)
@JoinColumn(name = <span class="code-quote" style="color: #009100">"PARENT_ID"</span>)
<span class="code-keyword" style="color: #000091">private</span> Item parent;
@ManyToOne(optional = <span class="code-keyword" style="color: #000091">false</span>)
@JoinColumn(name = <span class="code-quote" style="color: #009100">"CHILD_ID"</span>)
<span class="code-keyword" style="color: #000091">private</span> Item child;
@Column(nullable = <span class="code-keyword" style="color: #000091">false</span>, columnDefinition = <span class="code-quote" style="color: #009100">"INT DEFAULT 0 NOT NULL"</span>)
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">int</span> quantity = 1;
...
}
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">when executing:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
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<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
EntityManager em = emf.createEntityManager();
EntityTransaction tx = em.getTransaction();
tx.begin();
Item item = em.createQuery(<span class="code-quote" style="color: #009100">"select x from Item x where x.code = 'first'"</span>, Item.class).getSingleResult();
Set<ItemRelation> lowerItemRelations = item.getLowerItemRelations();
Hibernate.initialize(lowerItemRelations);
<span class="code-comment" style="color: #808080">// initializing higherItemRelations prevents orphanRemoval to work on lowerItemRelations
</span>Set<ItemRelation> higherItemRelations = item.getHigherItemRelations();
Hibernate.initialize(higherItemRelations);
lowerItemRelations.clear();
tx.commit();
em.close();
</pre>
</div>
</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">no DELETE statement is issued.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">If you don't initialize _higherItemRelations _ then everything is working fine.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">I'll produce a unit test as soon as I can.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Thanks</p> </td>
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