<style>
/* Changing the layout to use less space for mobiles */
@media screen and (max-device-width: 480px), screen and (-webkit-min-device-pixel-ratio: 2) {
    #email-body { min-width: 30em !important; }
    #email-page { padding: 8px !important; }
    #email-banner { padding: 8px 8px 0 8px !important; }
    #email-avatar { margin: 1px 8px 8px 0 !important; padding: 0 !important; }
    #email-fields { padding: 0 8px 8px 8px !important; }
    #email-gutter { width: 0 !important; }
}
</style>
<div id="email-body">
<table id="email-wrap" align="center" border="0" cellpadding="0" cellspacing="0" style="background-color:#f0f0f0;color:#000000;width:100%;">
    <tr valign="top">
        <td id="email-page" style="padding:16px !important;">
            <table align="center" border="0" cellpadding="0" cellspacing="0" style="background-color:#ffffff;border:1px solid #bbbbbb;color:#000000;width:100%;">
                <tr valign="top">
                    <td bgcolor="#3e4c4e" style="background-color:#3e4c4e;color:#ffffff;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;line-height:1;"><img src="https://www.jboss.org/dms/hibernate/images/jira/jiraheader_hibernate.png" alt="" style="vertical-align:top;" /></td>
                </tr><tr valign="top">
    <td id="email-banner" style="padding:32px 32px 0 32px;">
        
                
        
        
            <table align="left" border="0" cellpadding="0" cellspacing="0" width="100%" style="width:100%;">
    <tr valign="top">
        <td style="color:#505050;font-family:Arial,FreeSans,Helvetica,sans-serif;padding:0;">
                                        <img id="email-avatar" src="https://hibernate.onjira.com/secure/useravatar?avatarId=10162" alt="" height="48" width="48" border="0" align="left" style="padding:0;margin: 0 16px 16px 0;" />
                        <div id="email-action" style="padding: 0 0 8px 0;font-size:12px;line-height:18px;">
                                    <a class="user-hover" rel="andreak" id="email_andreak" href="https://hibernate.onjira.com/secure/ViewProfile.jspa?name=andreak" style="color:#6c797f;">Andreas Joseph Krogh</a>
     created <img src="https://hibernate.onjira.com/images/icons/bug.gif" height="16" width="16" border="0" align="absmiddle" alt="Bug"> <a style='color:#6c797f;text-decoration:none;' href='https://hibernate.onjira.com/browse/HHH-7814'>HHH-7814</a>
            </div>
                        <div id="email-summary" style="font-size:16px;line-height:20px;padding:2px 0 16px 0;">
                <a style='color:#6c797f;text-decoration:none;' href='https://hibernate.onjira.com/browse/HHH-7814'><strong>Mapping collection of entities of the same type in 2 different entityes with same property-name and notnull constraints from results in duplicate property mapping of Backref</strong></a>
            </div>
                    </td>
    </tr>
</table>
    </td>
</tr>
<tr valign="top">
    <td id="email-fields" style="padding:0 32px 32px 32px;">
        <table border="0" cellpadding="0" cellspacing="0" style="padding:0;text-align:left;width:100%;" width="100%">
            <tr valign="top">
                <td id="email-gutter" style="width:64px;white-space:nowrap;"></td>
                <td>
                    <table border="0" cellpadding="0" cellspacing="0" width="100%">
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Issue Type:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                <img src="https://hibernate.onjira.com/images/icons/bug.gif" height="16" width="16" border="0" align="absmiddle" alt="Bug">        Bug
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Affects Versions:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    4.1.8            </td>
</tr>
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Assignee:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    Unassigned            </td>
</tr>                                                                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Created:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        19/Nov/12 9:53 AM
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Description:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        <p style='margin-top:0;margin-bottom:10px;'>There are two issues:</p>

<p style='margin-top:0;margin-bottom:10px;'>Issue 1; The field-mapping has the same name:</p>
<div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent">
<pre class="code-java"><span class="code-keyword">public</span> class OneToManyHHH5836Test <span class="code-keyword">extends</span> BaseCoreFunctionalTestCase {

        @Test
        <span class="code-keyword">public</span> void testMappingWithSameNameFails() {
        }

         @Override
         <span class="code-keyword">protected</span> <span class="code-object">Class</span>[] getAnnotatedClasses() {
                 <span class="code-keyword">return</span> <span class="code-keyword">new</span> <span class="code-object">Class</span>[] {Company.class, Person.class, EmailAddress.class};
         }

        @Entity
        @Table(name = <span class="code-quote">"company"</span>)
        @SequenceGenerator(name = <span class="code-quote">"SEQ_STORE"</span>, sequenceName = <span class="code-quote">"company_id_seq"</span>, allocationSize = 1)
        <span class="code-keyword">public</span> <span class="code-keyword">static</span> class Company {
                @Id
                @Column(name = <span class="code-quote">"id"</span>)
                @GeneratedValue(strategy = GenerationType.AUTO, generator = <span class="code-quote">"SEQ_STORE"</span>)
                <span class="code-keyword">private</span> <span class="code-object">Long</span> id = <span class="code-keyword">null</span>;
                @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.ALL, orphanRemoval = <span class="code-keyword">true</span>)
                @JoinColumn(name = <span class="code-quote">"recipient_id"</span>, nullable = <span class="code-keyword">false</span>)
                List&lt;EmailAddress&gt; emailAddresses = <span class="code-keyword">new</span> ArrayList&lt;EmailAddress&gt;();
        }

        @Entity
        @Table(name = <span class="code-quote">"person"</span>)
        @SequenceGenerator(name = <span class="code-quote">"SEQ_STORE"</span>, sequenceName = <span class="code-quote">"person_id_seq"</span>, allocationSize = 1)
        <span class="code-keyword">public</span> <span class="code-keyword">static</span> class Person {
                @Id
                @Column(name = <span class="code-quote">"id"</span>)
                @GeneratedValue(strategy = GenerationType.AUTO, generator = <span class="code-quote">"SEQ_STORE"</span>)
                <span class="code-keyword">private</span> <span class="code-object">Long</span> id = <span class="code-keyword">null</span>;
                @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.ALL, orphanRemoval = <span class="code-keyword">true</span>)
                @JoinColumn(name = <span class="code-quote">"recipient_id"</span>, nullable = <span class="code-keyword">false</span>)
                List&lt;EmailAddress&gt; emailAddresses = <span class="code-keyword">new</span> ArrayList&lt;EmailAddress&gt;();
        }

        @Entity
        @Table(name = <span class="code-quote">"email_address"</span>)
        @SequenceGenerator(name = <span class="code-quote">"SEQ_STORE"</span>, sequenceName = <span class="code-quote">"email_address_id_seq"</span>, allocationSize = 1)
        <span class="code-keyword">public</span> class EmailAddress {
                @Id
                @Column(name = <span class="code-quote">"id"</span>)
                @GeneratedValue(strategy = GenerationType.AUTO, generator = <span class="code-quote">"SEQ_STORE"</span>)
                <span class="code-keyword">private</span> <span class="code-object">Long</span> id = <span class="code-keyword">null</span>;
                @Column(name = <span class="code-quote">"adress"</span>)
                <span class="code-object">String</span> address = <span class="code-keyword">null</span>;
        }

}</pre>
</div></div>
<p style='margin-top:0;margin-bottom:10px;'>Fails with:<br/>
Caused by: org.hibernate.MappingException: Duplicate property mapping of _emailAddresses_recipient_idBackref found in org.hibernate.test.annotations.derivedidentities.e1.b.specjmapid.ondemand.OneToManyHHH5836Test$EmailAddress</p>

<p style='margin-top:0;margin-bottom:10px;'>Issue 2: The field-mapping has different name:</p>
<div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent">
<pre class="code-java"><span class="code-keyword">public</span> class OneToManyHHH5836Test <span class="code-keyword">extends</span> BaseCoreFunctionalTestCase {

        @Test
        <span class="code-keyword">public</span> void testMappingWithSameNameFails() {
        }

         @Override
         <span class="code-keyword">protected</span> <span class="code-object">Class</span>[] getAnnotatedClasses() {
                 <span class="code-keyword">return</span> <span class="code-keyword">new</span> <span class="code-object">Class</span>[] {Company.class, Person.class, EmailAddress.class};
         }

        @Entity
        @Table(name = <span class="code-quote">"company"</span>)
        @SequenceGenerator(name = <span class="code-quote">"SEQ_STORE"</span>, sequenceName = <span class="code-quote">"company_id_seq"</span>, allocationSize = 1)
        <span class="code-keyword">public</span> <span class="code-keyword">static</span> class Company {
                @Id
                @Column(name = <span class="code-quote">"id"</span>)
                @GeneratedValue(strategy = GenerationType.AUTO, generator = <span class="code-quote">"SEQ_STORE"</span>)
                <span class="code-keyword">private</span> <span class="code-object">Long</span> id = <span class="code-keyword">null</span>;
                @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.ALL, orphanRemoval = <span class="code-keyword">true</span>)
                @JoinColumn(name = <span class="code-quote">"recipient_id"</span>, nullable = <span class="code-keyword">false</span>)
                List&lt;EmailAddress&gt; emailCompanyAddresses = <span class="code-keyword">new</span> ArrayList&lt;EmailAddress&gt;();
        }

        @Entity
        @Table(name = <span class="code-quote">"person"</span>)
        @SequenceGenerator(name = <span class="code-quote">"SEQ_STORE"</span>, sequenceName = <span class="code-quote">"person_id_seq"</span>, allocationSize = 1)
        <span class="code-keyword">public</span> <span class="code-keyword">static</span> class Person {
                @Id
                @Column(name = <span class="code-quote">"id"</span>)
                @GeneratedValue(strategy = GenerationType.AUTO, generator = <span class="code-quote">"SEQ_STORE"</span>)
                <span class="code-keyword">private</span> <span class="code-object">Long</span> id = <span class="code-keyword">null</span>;
                @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.ALL, orphanRemoval = <span class="code-keyword">true</span>)
                @JoinColumn(name = <span class="code-quote">"recipient_id"</span>, nullable = <span class="code-keyword">false</span>)
                List&lt;EmailAddress&gt; emailPersonAddresses = <span class="code-keyword">new</span> ArrayList&lt;EmailAddress&gt;();
        }

        @Entity
        @Table(name = <span class="code-quote">"email_address"</span>)
        @SequenceGenerator(name = <span class="code-quote">"SEQ_STORE"</span>, sequenceName = <span class="code-quote">"email_address_id_seq"</span>, allocationSize = 1)
        <span class="code-keyword">public</span> class EmailAddress {
                @Id
                @Column(name = <span class="code-quote">"id"</span>)
                @GeneratedValue(strategy = GenerationType.AUTO, generator = <span class="code-quote">"SEQ_STORE"</span>)
                <span class="code-keyword">private</span> <span class="code-object">Long</span> id = <span class="code-keyword">null</span>;
                @Column(name = <span class="code-quote">"adress"</span>)
                <span class="code-object">String</span> address = <span class="code-keyword">null</span>;
        }

}</pre>
</div></div>
<p style='margin-top:0;margin-bottom:10px;'>Fails with:<br/>
Caused by: org.hibernate.MappingException: Repeated column in mapping for entity: org.hibernate.test.annotations.derivedidentities.e1.b.specjmapid.ondemand.OneToManyHHH5836Test$EmailAddress column: recipient_id (should be mapped with insert="false" update="false")</p>
    </td>
</tr>
                                                                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Project:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        <a style="color:#6c797f;" href="https://hibernate.onjira.com/browse/HHH">Hibernate ORM</a>
    </td>
</tr>                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Priority:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                <img src="https://hibernate.onjira.com/images/icons/priority_major.gif" height="16" width="16" border="0" align="absmiddle" alt="Major">        Major
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Reporter:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                                        <a class="user-hover" rel="andreak" id="email_andreak" href="https://hibernate.onjira.com/secure/ViewProfile.jspa?name=andreak" style="color:#6c797f;">Andreas Joseph Krogh</a>
                </td>
</tr>                                                    
    
    
                        </table>
                </td>
            </tr>
        </table>
    </td>
</tr>













            </table>
        </td><!-- End #email-page -->
    </tr>
    <tr valign="top">
        <td style="color:#505050;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:10px;line-height:14px;padding: 0 16px 16px 16px;text-align:center;">
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        </td>
    </tr>
</table><!-- End #email-wrap -->
</div><!-- End #email-body -->