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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-10677" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-6e67c09c-c135-4c9e-ba7f-b79dd84ef5c9" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-10677" style="color: #3b73af; text-decoration: none">HHH-10677</a> </td>
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<td style="vertical-align: top;; padding: 0px; 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-10677" style="color: #3b73af; text-decoration: none">ClusteredTimestampsRegionImpl: Local Timestamp cache is not updated right after cache.put(key, value)</a> </span> </td>
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<td class="has-icon" style="padding: 0px; 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-6e67c09c-c135-4c9e-ba7f-b79dd84ef5c9" 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: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 4.3.11 </td>
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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"> 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: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> hibernate-infinispan </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: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 07/Apr/2016 08:07 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: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> infinispan-embedded-7.2.5.Final.jar <br> hibernate-infinispan-4.3.11.Final.jar </td>
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<td class="has-icon" style="padding: 0px; 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-minor-63fdd13c-2906-46ea-811b-7796ce1587b4" height="16" width="16" border="0" align="absmiddle" alt="Minor" style="vertical-align: text-bottom"> Minor </td>
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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="Allan" id="email_Allan" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=Allan" style="color:#6c797f;; color: #3b73af; text-decoration: none">Jones</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0px; border-collapse: collapse; padding: 0 0 10px 0"> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0; margin-top: 0"><tt>ClusteredTimestampsRegionImpl</tt> keeps a <tt>localCache</tt> that's not updated right after calling its <tt>put</tt> method. Calling the <tt>get</tt> just after the <tt>put</tt> will not return the value that was just added to the region. I understand that the value will not be available for other nodes of the cluster, but I was expecting that the value would be available, at least, to the cluster node that executed the <tt>put</tt> method. Is this by design?</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 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; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
region.put(<span class="code-quote" style="color: #009100">"some_key"</span>, 1L);
<span class="code-object" style="color: #910091">Long</span> actual = (<span class="code-object" style="color: #910091">Long</span>) region.get(<span class="code-quote" style="color: #009100">"some_key"</span>);
<span class="code-comment" style="color: #808080">// here actual might not be 1L, but the previous value before put was called.</span>
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0"><b>The affected scenario:</b><br> I have 2 cluster nodes, but I'm accessing only 1 of them.<br> For the same transaction and "hibernate session", if I do the following:</p>
<ul class="alternate" type="square">
<li>Execute a query for entity A (that will be cached locally <tt>local-query</tt>)</li>
<li>Persist a new instance of entity A</li>
<li>Flush the entity manager/session</li>
<li>Execute the very same query again</li>
<li>Then I'll get old results. The persisted entity A is not returned, but it should be returned.</li>
</ul> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">If I add a sleep of 100ms after the flush, the query will return the correct results. While debugging I realized that <tt>ClusteredTimestampsRegionImpl</tt> doesn't update its local cache right away during <tt>put</tt> and only after <tt>nodeModified</tt> is called, the local cache is updated.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">All these operations are executed in just one cluster node.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0"><b>The infinispan configuration:</b></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 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
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<pre class="code-xml" style="margin: 10px 0 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-tag" style="color: #000091"><local-cache name=<span class="code-quote" style="color: #009100">"entity"</span>></span>
<span class="code-tag" style="color: #000091"><transaction mode=<span class="code-quote" style="color: #009100">"NON_XA"</span> auto-commit=<span class="code-quote" style="color: #009100">"false"</span> complete-timeout=<span class="code-quote" style="color: #009100">"600000"</span> transaction-manager-lookup=<span class="code-quote" style="color: #009100">"com.our.custom.TransactionManagerLookup"</span>/></span>
<span class="code-tag" style="color: #000091"><eviction strategy=<span class="code-quote" style="color: #009100">"NONE"</span>/></span>
<span class="code-tag" style="color: #000091"></local-cache></span>
<span class="code-tag" style="color: #000091"><local-cache name=<span class="code-quote" style="color: #009100">"local-query"</span>></span>
<span class="code-tag" style="color: #000091"><transaction mode=<span class="code-quote" style="color: #009100">"NONE"</span>/></span>
<span class="code-tag" style="color: #000091"><eviction strategy=<span class="code-quote" style="color: #009100">"NONE"</span>/></span>
<span class="code-tag" style="color: #000091"></local-cache></span>
<span class="code-tag" style="color: #000091"><local-cache name=<span class="code-quote" style="color: #009100">"timestamps"</span>></span>
<span class="code-tag" style="color: #000091"><transaction mode=<span class="code-quote" style="color: #009100">"NONE"</span>/></span>
<span class="code-tag" style="color: #000091"><eviction strategy=<span class="code-quote" style="color: #009100">"NONE"</span>/></span>
<span class="code-tag" style="color: #000091"></local-cache></span>
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">The pseudo code for the test case:</p>
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<pre class="code-java" style="margin: 10px 0 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
@Test
<span class="code-keyword" style="color: #000091">public</span> void localQueryShouldBeInvalidatedAfterFlush() {
<span class="code-comment" style="color: #808080">// Given
</span> Query query = entityManager.createQuery(<span class="code-quote" style="color: #009100">"select e from MyEntity e"</span>);
query.setHint(QueryHints.HINT_CACHEABLE, <span class="code-object" style="color: #910091">Boolean</span>.TRUE);
List firstResults = query.getResultList();
MyEntity newEntity = <span class="code-keyword" style="color: #000091">new</span> MyEntity();
newEntity.setName(<span class="code-quote" style="color: #009100">"abc"</span>);
entityManager.persist(newEntity);
entityManager.flush();
<span class="code-comment" style="color: #808080">// When
</span> List finalResults = query.getResultList();
<span class="code-comment" style="color: #808080">// Then
</span> assertEquals(firstResults.size() + 1, finalResults.size());
}
</pre>
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