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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-10884" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-11dc376c-58b7-4d16-935f-24f187743aaf" height="16" width="16" border="0" align="absmiddle" alt="Improvement" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-10884" style="color: #3b73af; text-decoration: none">HHH-10884</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-10884" style="color: #3b73af; text-decoration: none">AbstractPathImpl NullPointerException</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-11dc376c-58b7-4d16-935f-24f187743aaf" height="16" width="16" border="0" align="absmiddle" alt="Improvement" style="vertical-align: text-bottom"> Improvement </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"> 5.1.0, 5.2.0 </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"> 22/Jun/2016 21:14 PM </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"> Hibernate 5.1.0, PostgreSQL 9.3. </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-major-da46c847-03cd-4790-899b-91df2cfd6c97" height="16" width="16" border="0" align="absmiddle" alt="Major" style="vertical-align: text-bottom"> Major </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="dave.jarvis" id="email_dave.jarvis" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=dave.jarvis" style="color:#6c797f;; color: #3b73af; text-decoration: none">Dave Jarvis</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">Line 123 shows:</p>
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<span class="error">Unable to find source-code formatter for language: abstractpathimpl.java.</span> Available languages are: actionscript, html, java, javascript, none, sql, xhtml, xml
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<pre style="margin: 10px 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
SingularAttributePath<Y> path = (SingularAttributePath<Y>) resolveCachedAttributePath( attribute.getName() );
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">The assumption that attribute is not null might not be valid.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">It would be helpful if an exception was thrown to indicate an unexpected null attribute.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Something like:</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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<div class="error">
<span class="error">Unable to find source-code formatter for language: abstractpathimpl.java.</span> Available languages are: actionscript, html, java, javascript, none, sql, xhtml, xml
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<pre style="margin: 10px 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">public</span> <Y> Path<Y> get(SingularAttribute<? <span class="code-keyword" style="color: #000091">super</span> X, Y> attribute) {
<span class="code-keyword" style="color: #000091">if</span> ( ! canBeDereferenced() ) {
<span class="code-keyword" style="color: #000091">throw</span> illegalDereference();
}
<span class="code-keyword" style="color: #000091">if</span>( attribute == <span class="code-keyword" style="color: #000091">null</span> ) {
<span class="code-keyword" style="color: #000091">throw</span> <span class="code-keyword" style="color: #000091">new</span> MissingAttributeException( <span class="code-quote" style="color: #009100">"SingularAttribute is <span class="code-keyword" style="color: #000091; color: #009100">null</span>."</span> );
}
SingularAttributePath<Y> path = (SingularAttributePath<Y>) resolveCachedAttributePath( attribute.getName() );
<span class="code-keyword" style="color: #000091">if</span> ( path == <span class="code-keyword" style="color: #000091">null</span> ) {
path = <span class="code-keyword" style="color: #000091">new</span> SingularAttributePath<Y>(
criteriaBuilder(),
attribute.getJavaType(),
getPathSourceForSubPaths(),
attribute
);
registerAttributePath( attribute.getName(), path );
}
<span class="code-keyword" style="color: #000091">return</span> path;
}
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">A more helpful message to help with isolating the issue would be fantastic.</p> </td>
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