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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-12002" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-d784102e-a5cb-47ab-ab0a-670294cf59fa" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12002" style="color: #3b73af; text-decoration: none">HHH-12002</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-12002" style="color: #3b73af; text-decoration: none">PESSIMISTIC_WRITE doesn't flush before execution</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-d784102e-a5cb-47ab-ab0a-670294cf59fa" 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"> 5.2.11 </td>
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<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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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> hibernate-core, 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"> 22/Sep/2017 05:38 AM </td>
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<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-critical-dfbc399d-f25f-4a1d-b5ee-5e23ac3e56b7" height="16" width="16" border="0" align="absmiddle" alt="Critical" style="vertical-align: text-bottom"> Critical </td>
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<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="nguyenfilip" id="email_nguyenfilip" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=nguyenfilip" style="color:#6c797f;; color: #3b73af; text-decoration: none">Filip Nguyen</a> </td>
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<table class="text-paragraph-pattern" cellspacing="0" cellpadding="0" border="0" width="100%" style="border-collapse: collapse; mso-table-lspace: 0; mso-table-rspace: 0; font-family: Arial, sans-serif; font-size: 14px; line-height: 20px; mso-line-height-rule: exactly; mso-text-raise: 2px">
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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">Code <span class="error">[0]</span> fails with <span class="error">[1]</span>. I am just trying to pesimistically lock an entity in the same transaction where I created it. </p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Cause is that<br> 1) Entity has SEQUENCE id generator, Hibernate doesn't flush before the find() nor before the lock(). <br> 2) With PESSIMISTIC_WRITE Hibernate has to issue SELECT FOR UPDATE.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Because entity is not inserted at the time of the SELECT FOR UPDATE, the find/lock fails....</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Currently I workaround this by flushing before acquiring the pessimistic lock.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><span class="error">[0]</span></p>
<div class="preformatted 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">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0; margin-top: 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-all; white-space: pre-wrap">package cz.nguyen;
import java.sql.SQLException;
import javax.persistence.*;
public class Main {
private static EntityManagerFactory emf;
@Entity
public static class Employee {
@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE)
private Long id;
}
public static void main(String[] args) throws SQLException {
emf = Persistence.createEntityManagerFactory("default");
EntityManager em = emf.createEntityManager();
em.getTransaction().begin();
Employee e = new Employee();
em.persist(e);
em.find(Employee.class, 1l, LockModeType.PESSIMISTIC_WRITE);
// Same behavior with:
// em.lock(e, LockModeType.PESSIMISTIC_WRITE);
em.close();
emf.close();
}
}
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"><span class="error">[1]</span></p>
<div class="preformatted 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">
<div class="preformattedContent panelContent" style="padding: 9px 12px">
<pre style="margin: 10px 0 0; margin-top: 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-all; white-space: pre-wrap">Exception in thread "main" javax.persistence.OptimisticLockException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect) : [cz.nguyen.entity.Employee#1]
at org.hibernate.internal.ExceptionConverterImpl.wrapStaleStateException(ExceptionConverterImpl.java:202)
at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:88)
at org.hibernate.internal.ExceptionConverterImpl.convert(ExceptionConverterImpl.java:176)
at org.hibernate.internal.SessionImpl.find(SessionImpl.java:3431)
at org.hibernate.internal.SessionImpl.find(SessionImpl.java:3381)
at cz.nguyen.Main.main(Main.java:27)
Caused by: org.hibernate.StaleObjectStateException: Row was updated or deleted by another transaction (or unsaved-value mapping was incorrect) : [cz.nguyen.entity.Employee#1]
at org.hibernate.dialect.lock.PessimisticWriteSelectLockingStrategy.lock(PessimisticWriteSelectLockingStrategy.java:76)
at org.hibernate.persister.entity.AbstractEntityPersister.lock(AbstractEntityPersister.java:1802)
at org.hibernate.event.internal.AbstractLockUpgradeEventListener.upgradeLock(AbstractLockUpgradeEventListener.java:82)
at org.hibernate.event.internal.DefaultLoadEventListener.loadFromSessionCache(DefaultLoadEventListener.java:566)
at org.hibernate.event.internal.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:441)
at org.hibernate.event.internal.DefaultLoadEventListener.load(DefaultLoadEventListener.java:219)
at org.hibernate.event.internal.DefaultLoadEventListener.lockAndLoad(DefaultLoadEventListener.java:403)
at org.hibernate.event.internal.DefaultLoadEventListener.doOnLoad(DefaultLoadEventListener.java:124)
at org.hibernate.event.internal.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:89)
at org.hibernate.internal.SessionImpl.fireLoad(SessionImpl.java:1239)
at org.hibernate.internal.SessionImpl.access$1900(SessionImpl.java:203)
at org.hibernate.internal.SessionImpl$IdentifierLoadAccessImpl.doLoad(SessionImpl.java:2797)
at org.hibernate.internal.SessionImpl$IdentifierLoadAccessImpl.load(SessionImpl.java:2778)
at org.hibernate.internal.SessionImpl.find(SessionImpl.java:3407)
... 2 more
</pre>
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