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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-11067" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-79ea1b4d-e1d7-48e9-932b-48e10cc5536c" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-11067" style="color: #3b73af; text-decoration: none">HHH-11067</a> </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="steve" id="email_steve" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=steve" style="color:#6c797f;; color: #3b73af; text-decoration: none">Steve Ebersole</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="diffaddedchars" style="background-color:#ddfade;">When obtaining a "current Session" backed by {{<br><br>----<br><br>h2. Original (largely inaccurate and argumentative) description<br><br></span> <span class="diffcontext">As of the 5.2.2 release, the {{SessionImpl.equals(Object)}} method ignores the following advice recommended in _[the Java API documentation|https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html#equals(java.lang.Object)]_...<br><br>----<br>{quote} The {{equals}} method implements an equivalence relation on non-null object references:<br><br> It is _reflexive_: for any non-null reference value {{x, x.equals\(x\)}} should return {{true}}.<br> It is _symmetric_: for any non-null reference values {{x}} and {{y, x.equals\(y\)}} should return {{true}} if and only if {{y.equals\(x\)}} returns {{true}}.<br> It is _transitive_: for any non-null reference values {{x, y,}} and {{z}}, if {{x.equals\(y\)}} returns {{true}} and {{y.equals(z)}} returns {{true}}, then {{x.equals\(z\)}} should return {{true}}.<br> It is {{consistent}}: for any non-null reference values {{x}} and {{y}}, multiple invocations of {{x.equals\(y\)}} consistently return {{true}} or consistently return {{false}}, provided no information used in {{equals}} comparisons on the objects is modified.<br> For any non-null reference value {{x}}, {{x.equals\(null\)}} should return {{false}}. {quote}<br>----<br>Given a non-null instance, {{Session aSession}} — _obtained through a call on_ {{SessionFactory.getCurrentSession()}} — the expected behavior of {{aSession.equals(aSession)}} should be a boolean return value of {{true}}.<br><br>The actual behavior — _as of the 5.2.2. release_ — is to confusingly return {{false}}.<br><br>How "_idiomatic_" is it for a Java object to not be equal to itself?<br><br>I confirmed this bug exists in 5.2.2 after asking this question in _[a Question-Answer forum|http://stackoverflow.com/questions/39155751/is-this-a-bug-in-org-hibernate-internal-sessionimpl]_<br><br>----<br><br>*_The Test Case to reproduce the bug, can be found here_*:<br><br>https://github.com/deduper/hibernate.5.2.2.session.equals.bug/tree/HHH.11067.test.case</span> </td>
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