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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-12435" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-c70efcc8-d9a6-4d2e-b8c4-b3653f8c30bc" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12435" style="color: #3b73af; text-decoration: none">HHH-12435</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-12435" style="color: #3b73af; text-decoration: none">PersistentSortedSet<String> with @SortComparator(CaseInsensitiveOrdering.class) using a join table causes a constraint violation if you delete an entry and then re-add a value that differs only by case</a> </span> </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="rdearnaley" id="email_rdearnaley" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=rdearnaley" style="color:#6c797f;; color: #3b73af; text-decoration: none">Roger Dearnaley</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="diffcontext">I have the following class:<br><br>{code}<br>@Audited @DynamicInsert @DynamicUpdate<br>@Entity(name = "ResourcePool")<br>@Proxy(proxyClass = ResourcePool.class)<br>@Table(<br> name = "ec_resource_pool",<br> uniqueConstraints =<br> @UniqueConstraint(<br> name = "iu_resource_pool_name",<br> columnNames = "name"<br> )<br>)<br>public class ResourcePoolImpl<br> extends AbstractProtectedPropertySheetOwner<br> implements ResourcePool<br>{<br>...<br> private UUID m_id;<br> private SortedSet<String> m_resourceNames;<br>...<br> @Override public boolean addResourceName(<br> @NonNls @NotNull String resourceName)<br> {<br><br> if (m_resourceNames == null) {<br> m_resourceNames = CollectionUtil.createCaseInsensitiveSet();<br> }<br><br> return m_resourceNames.add(resourceName);<br> }<br>...<br> @Column(<br> length = UUID_LENGTH,<br> updatable = false,<br> nullable = false<br> )<br> @DocumentId<br> @GeneratedValue(generator = "ecid")<br> @GenericGenerator(<br> name = "ecid",<br> strategy = "com.electriccloud.dao.EntityIdentifierGenerator"<br> )<br> @Id @NonNls @NotNull @Override public UUID getId()<br> {<br> return m_id;<br> }<br>...<br> @AuditJoinTable(name = "ec_resource_pool_resource_aud")<br> @Column(<br> name = "resource_name",<br> length = MAX_NAME_LENGTH<br> )<br> @ElementCollection(fetch = LAZY)<br> @JoinTable(<br> name = "ec_resource_pool_resource",<br> joinColumns =<br> @JoinColumn(<br> name = "resource_pool_id",<br> foreignKey = @ForeignKey(name = "fk_resource_pool")<br> )<br> )<br> @Nullable @Override<br> @SortComparator(CaseInsensitiveOrdering.class)<br> public SortedSet<String> getResourceNames()<br> {<br> return m_resourceNames;<br> }<br>...<br> @Override public boolean removeResourceName(<br> @NonNls @NotNull String resourceName)<br> {<br> return m_resourceNames != null && m_resourceNames.remove(resourceName);<br> }<br>...<br> @Override public void setId(@NonNls @Nullable UUID id)<br> {<br> m_id = id;<br> }<br>...<br> @Override public void setResourceNames(SortedSet<String> resourceNames)<br> {<br> m_resourceNames = resourceNames;<br> }<br>}<br>{code}<br><br>The join table ec_resource_pool_resource and the audit table ec_resource_pool_resource_aud both have case-insensitive collation order.<br><br>I create a resource pool whose m_resourceNames with some id which contains the entry 'foo', which produces a row in ec_resource_pool_resource with that id and resource_name = 'foo'<br><br>I then do:<br><br>resourcePool.remove("foo");<br>resourcePool.add("FOO"); // Differs from the previous value only by case<br><br></span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">Once this is committed,</span> <span class="diffaddedchars" style="background-color:#ddfade;">When</span> <span class="diffcontext"> I</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> find I have TWO rows in ec_resource_pool_resource with the same id one with resource_name = 'FOO' (as expected) but the original one with resource_name = 'foo' -- which should have been deleted, but was not.<br><br>(NOTE -- If you have auditing turned on, you won't be able</span> <span class="diffaddedchars" style="background-color:#ddfade;"> attempt</span> <span class="diffcontext"> to</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> get</span> <span class="diffaddedchars" style="background-color:#ddfade;"> commit</span> <span class="diffcontext"> this</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> far</span> <span class="diffcontext">,</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> due to</span> <span class="diffaddedchars" style="background-color:#ddfade;"> I get</span> <span class="diffcontext"> a constraint violation</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> issue which I will file</span> <span class="diffaddedchars" style="background-color:#ddfade;"> and my transaction rolls back, because Envers is trying to add</span> <span class="diffcontext"> a</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> separate JIRA</span> <span class="diffaddedchars" style="background-color:#ddfade;"> DEL and ADD record to ec_resource_pool_resource_aud</span> <span class="diffcontext"> for</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">.)<br><br>If I make further changes</span> <span class="diffaddedchars" style="background-color:#ddfade;"> the same revision and resource pool id that differ</span> <span class="diffcontext"> only by</span> <span class="diffaddedchars" style="background-color:#ddfade;"> the</span> <span class="diffcontext"> case</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> (e.g. tothe</span> <span class="diffaddedchars" style="background-color:#ddfade;"> of the</span> <span class="diffcontext"> resource</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> 'Foo')</span> <span class="diffaddedchars" style="background-color:#ddfade;"> name string value</span> <span class="diffcontext">,</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> then I get even more duplicated rows in</span> <span class="diffaddedchars" style="background-color:#ddfade;"> but the primary key index on</span> <span class="diffcontext"> ec_resource_pool_resource</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">.<br><br>This problem does NOT occur if I put a flush between</span> <span class="diffaddedchars" style="background-color:#ddfade;"> (of</span> <span class="diffcontext"> the</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> delete</span> <span class="diffaddedchars" style="background-color:#ddfade;"> three columns rev, the id,</span> <span class="diffcontext"> and the</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> add</span> <span class="diffaddedchars" style="background-color:#ddfade;"> resource name) is case independent, so it considers these two primary key values to be identical</span> <span class="diffcontext">.<br><br>This problem</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> has existed at least since</span> <span class="diffaddedchars" style="background-color:#ddfade;"> didn't happen back in</span> <span class="diffcontext"> Hibernate 4.3.x.<br><br>I haven't yet turned this into a test case -- hopefully I'll be able to do so fairly soon.<br></span> </td>
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