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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?atlOrigin=eyJpIjoiMDAxNWJjZGE5MWU2NGEwNDgwZGY5ZTI1YWZiYTA4MTMiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-13349?atlOrigin=eyJpIjoiMDAxNWJjZGE5MWU2NGEwNDgwZGY5ZTI1YWZiYTA4MTMiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-bd661af7-3061-47db-829c-dc6538c6bbab" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-13349?atlOrigin=eyJpIjoiMDAxNWJjZGE5MWU2NGEwNDgwZGY5ZTI1YWZiYTA4MTMiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">HHH-13349</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-13349?atlOrigin=eyJpIjoiMDAxNWJjZGE5MWU2NGEwNDgwZGY5ZTI1YWZiYTA4MTMiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Merging entity with immutable collection field is failing</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">Change By:</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="valentinaitken" style="color:#6c797f;; color: #3b73af; text-decoration: none" id="email_valentinaitken" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5ca21fa0e929a772795e12e4"> Valentin Aitken </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"> <span class="diffcontext">{code:java}<br>package org.hibernate.jpa.test;<br><br>@Entity<br>public class Product {<br> @Id<br> @GeneratedValue<br> private Integer id;<br> <br> @OneToMany(fetch = LAZY, cascade = ALL, orphanRemoval = true)<br> private List<Widget> widgets;<br><br> public Integer getId() {<br> return id;<br> }<br><br> public void setId(Integer id) {<br> this.id = id;<br> }<br><br> public void setWidgets(List<Widget> widgets) {<br> this.widgets = widgets;<br> }<br>}<br><br><br>{code}<br>{code:java}<br>package org.hibernate.jpa.test;<br><br>@Entity<br>public class Widget {<br> private String name;<br> private int id;<br><br> public Widget() {<br><br> }<br><br> public String getName() {<br> return name;<br> }<br><br> public void setName(String name) {<br> this.name = name;<br> }<br> <br> @Id<br> @GeneratedValue<br> public int getId() {<br> return id;<br> }<br><br> public void setId(int id) {<br> this.id = id;<br> }<br><br>}<br>{code}<br>{code:java}<br>//....<br>import com.google.common.collect.ImmutableList;<br>//....<br>public class EntityManagerTest extends BaseEntityManagerFunctionalTestCase {<br>//....<br> @Test<br> public void testSavingTwiceEntityWithImmutableCollection() {<br> EntityManager em = getOrCreateEntityManager();<br> em.getTransaction().begin();<br><br> Widget widget1 = new Widget();<br> widget1.setName("hammer");<br><br> Widget widget2 = new Widget();<br> widget2.setName("axel");<br><br> Product p = new Product();<br> p.setWidgets(ImmutableList.of(widget1, widget2));<br> em.persist(p);<br><br> p = em.getReference(Product.class,p.getId());<br> em.merge(p);<br><br> em.getTransaction().commit();<br> em.clear();<br> em.close();<br> }<br>}<br>{code}<br></span> <span class="diffaddedchars" style="background-color:#ddfade;">Fails with:</span> <span class="diffcontext"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">{code:none}<br>java.lang.UnsupportedOperationException<br> at com.google.common.collect.ImmutableCollection.clear(ImmutableCollection.java:320)<br> at org.hibernate.collection.internal.PersistentBag.clear(PersistentBag.java:411)<br> at org.hibernate.type.CollectionType.replaceElements(CollectionType.java:545)<br> at org.hibernate.type.CollectionType.replace(CollectionType.java:721)<br> at org.hibernate.type.TypeHelper.replace(TypeHelper.java:167)<br> at org.hibernate.event.internal.DefaultMergeEventListener.copyValues(DefaultMergeEventListener.java:374)<br> at org.hibernate.event.internal.DefaultMergeEventListener.entityIsPersistent(DefaultMergeEventListener.java:184)<br> at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:157)<br> at org.hibernate.event.internal.DefaultMergeEventListener.onMerge(DefaultMergeEventListener.java:65)<br> at org.hibernate.internal.SessionImpl.fireMerge(SessionImpl.java:905)<br> at org.hibernate.internal.SessionImpl.merge(SessionImpl.java:891)<br> at org.hibernate.jpa.test.EntityManagerTest.testSavingTwiceEntityWithImmutableCollection(EntityManagerTest.java:400)<br>{code}<br><br></span> <span class="diffcontext">Full test case available at \[1\].<br><br>Problem is visible also when using spring-data \[2\].<br><br>\[1\] https://github.com/hibernate/hibernate-orm/compare/master...bostko:test-merge-immutable<br>\[2\] https://github.com/bostko/test-spring-data</span> </td>
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