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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-10860" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-24a84cfe-c238-4afe-abbd-ff2377d9e6bb" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-10860" style="color: #3b73af; text-decoration: none">HHH-10860</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-10860" style="color: #3b73af; text-decoration: none">NPE in HQL after upgrade to 5.2</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-24a84cfe-c238-4afe-abbd-ff2377d9e6bb" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </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"> 5.2.0 </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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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 15/Jun/2016 18:28 PM </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="abrin" id="email_abrin" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=abrin" style="color:#6c797f;; color: #3b73af; text-decoration: none">adam</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">We upgraded from 5.1 to 5.2 and started getting exceptions in some of our HQL queries. We currently use the SessionManager managed through Spring (as opposed to the EntityManager). </p> <h5 style="margin: 10px 0 0 0; color: #707070; font-size: 12px; line-height: 1.667; margin: 20px 0 0 0; text-transform: uppercase"><a name="HQLQuery%3A" style="color: #3b73af; text-decoration: none"></a>HQL Query:</h5>
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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">
<span class="code-object" style="color: #910091">String</span> QUERY_HQL_MANY_TO_ONE_REFERENCES = <span class="code-quote" style="color: #009100">"from InformationResource r1 where r1.publisher.id in (:idlist)"</span>;
</pre>
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</div> <h5 style="margin: 10px 0 0 0; color: #707070; font-size: 12px; line-height: 1.667; margin: 20px 0 0 0; text-transform: uppercase"><a name="NamedParameterSpecification.javawithcomments%3A" style="color: #3b73af; text-decoration: none"></a>NamedParameterSpecification.java with comments:</h5>
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<span class="code-comment" style="color: #808080">// name is <span class="code-quote" style="color: #009100; color: #808080">"idlist"</span>
</span> TypedValue typedValue = qp.getNamedParameters().get( name );
<span class="code-comment" style="color: #808080">// typedValue is NULL
</span> typedValue.getType().nullSafeSet( statement, typedValue.getValue(), position, session );
</pre>
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</div> <h5 style="margin: 10px 0 0 0; color: #707070; font-size: 12px; line-height: 1.667; margin: 20px 0 0 0; text-transform: uppercase"><a name="Exception%3A" style="color: #3b73af; text-decoration: none"></a>Exception:</h5>
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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">
java.lang.NullPointerException
at org.hibernate.param.NamedParameterSpecification.bind(NamedParameterSpecification.java:53)
at org.hibernate.loader.hql.QueryLoader.bindParameterValues(QueryLoader.java:628)
at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1949)
at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1902)
at org.hibernate.loader.Loader.executeQueryStatement(Loader.java:1880)
at org.hibernate.loader.Loader.scroll(Loader.java:2684)
at org.hibernate.loader.hql.QueryLoader.scroll(QueryLoader.java:571)
at org.hibernate.hql.internal.ast.QueryTranslatorImpl.scroll(QueryTranslatorImpl.java:423)
at org.hibernate.engine.query.spi.HQLQueryPlan.performScroll(HQLQueryPlan.java:350)
at org.hibernate.internal.SessionImpl.scroll(SessionImpl.java:1543)
at org.hibernate.query.internal.AbstractProducedQuery.doScroll(AbstractProducedQuery.java:1310)
at org.hibernate.query.internal.AbstractProducedQuery.scroll(AbstractProducedQuery.java:1300)
at org.hibernate.query.internal.AbstractProducedQuery.scroll(AbstractProducedQuery.java:99)
at org.tdar.core.dao.ReflectionDao.findReferrers(ReflectionDao.java:60)
</pre>
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</div> <h5 style="margin: 10px 0 0 0; color: #707070; font-size: 12px; line-height: 1.667; margin: 20px 0 0 0; text-transform: uppercase"><a name="BaseClasses" style="color: #3b73af; text-decoration: none"></a>Base Classes</h5>
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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">
@Entity
@Table(name = <span class="code-quote" style="color: #009100">"resource"</span>)
@Inheritance(strategy = InheritanceType.JOINED)
<span class="code-keyword" style="color: #000091">public</span> class Resource {
@Id
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">Long</span> id = -1L;
<span class="code-keyword" style="color: #000091">public</span> <span class="code-object" style="color: #910091">Long</span> getId() {
<span class="code-keyword" style="color: #000091">return</span> id;
}
<span class="code-keyword" style="color: #000091">public</span> void setId(<span class="code-object" style="color: #910091">Long</span> id) {
<span class="code-keyword" style="color: #000091">this</span>.id = id;
}
}
------
<span class="code-keyword" style="color: #000091">public</span> <span class="code-keyword" style="color: #000091">abstract</span> class InformationResource <span class="code-keyword" style="color: #000091">extends</span> Resource {
@ManyToOne(optional = <span class="code-keyword" style="color: #000091">true</span>, cascade = { CascadeType.PERSIST, CascadeType.REFRESH, CascadeType.MERGE, CascadeType.DETACH })
<span class="code-keyword" style="color: #000091">private</span> Institution publisher;
<span class="code-keyword" style="color: #000091">public</span> Institution getPublisher() {
<span class="code-keyword" style="color: #000091">return</span> publisher;
}
<span class="code-keyword" style="color: #000091">public</span> void setPublisher(Institution publisher) {
<span class="code-keyword" style="color: #000091">this</span>.publisher = publisher;
}
}
<span class="code-keyword" style="color: #000091">public</span> class Institution {
@Id
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">Long</span> id = -1L;
<span class="code-keyword" style="color: #000091">public</span> <span class="code-object" style="color: #910091">Long</span> getId() {
<span class="code-keyword" style="color: #000091">return</span> id;
}
<span class="code-keyword" style="color: #000091">public</span> void setId(<span class="code-object" style="color: #910091">Long</span> id) {
<span class="code-keyword" style="color: #000091">this</span>.id = id;
}
}
<span class="code-keyword" style="color: #000091">public</span> class Document <span class="code-keyword" style="color: #000091">extends</span> InformationResource {
...
}
</pre>
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