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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-12712" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-bd0e2d18-81c1-45bc-823f-21ac1b529533" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12712" style="color: #3b73af; text-decoration: none">HHH-12712</a> </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">Change By:</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="adrodoc55" id="email_adrodoc55" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=adrodoc55" style="color:#6c797f;; color: #3b73af; text-decoration: none">Adrodoc</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;">"</span> <span class="diffcontext">Consider the two entities:</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext">{code:java}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>class</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nclass</span> <span class="diffcontext"> Parent {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> @Id</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private long id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @OneToOne(mappedBy =</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> "parent</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">")</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private Child child;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">{code}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>and<br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nand\r\n\r\n</span> <span class="diffcontext">{code:java}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">@Entity</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>class</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nclass</span> <span class="diffcontext"> Child {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> @Id</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private long id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @OneToOne</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private Parent parent;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">{code}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br>The following</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\nThe</span> <span class="diffcontext"> JPQL-query</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> "from Parent p where p.child is null</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">" should list all parents that don't have a child.</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>The</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nThe</span> <span class="diffcontext"> actual SQL that is generated looks like this:</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">{code:sql}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>select<br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nselect\r\n</span> <span class="diffcontext"> parent0_.id as id1_1_</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> <br></span> <span class="diffaddedchars" style="background-color:#ddfade;"> \r\n</span> <span class="diffcontext"> from</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> Parent parent0_</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> <br></span> <span class="diffaddedchars" style="background-color:#ddfade;"> \r\n</span> <span class="diffcontext"> where</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> parent0_.id is null</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">{code}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>This</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nThis</span> <span class="diffcontext"> query always returns an empty result, because the pk of person is never null!</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br>Testcase</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\nTestcase</span> <span class="diffcontext">:</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext">{code:java}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>package</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\npackage</span> <span class="diffcontext"> org.hibernate.bugs;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\nimport</span> <span class="diffcontext"> static org.assertj.core.api.Assertions.assertThat;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\nimport</span> <span class="diffcontext"> java.util.List;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\nimport</span> <span class="diffcontext"> javax.persistence.CascadeType;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> javax.persistence.Entity;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> javax.persistence.EntityManager;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> javax.persistence.EntityManagerFactory;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> javax.persistence.Id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> javax.persistence.OneToOne;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> javax.persistence.Persistence;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> javax.persistence.Query;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\nimport</span> <span class="diffcontext"> org.junit.After;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> org.junit.Before;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>import</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nimport</span> <span class="diffcontext"> org.junit.Test;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext">/**</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> * This template demonstrates how to develop a test case for Hibernate ORM, using the Java Persistence API.</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> */</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>public</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\npublic</span> <span class="diffcontext"> class JPAUnitTestCase {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> private EntityManagerFactory entityManagerFactory;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @Before</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> public void init() {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> entityManagerFactory = Persistence.createEntityManagerFactory(</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">"templatePU</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">");</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @After</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> public void destroy() {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> entityManagerFactory.close();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> // Entities are auto-discovered, so just add them anywhere on class-path</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> // Add your tests, using standard JUnit.</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> @Test</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> public void hhh123Test() throws Exception {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> EntityManager entityManager = entityManagerFactory.createEntityManager();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> runInTransaction(entityManager, () -> {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> Parent parent1 = new Parent(1);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> new Child(3, parent1);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> entityManager.persist(parent1);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> Parent parent2 = new Parent(2);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> entityManager.persist(parent2);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> });</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> runInTransaction(entityManager, () -> {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> Query query = entityManager.createQuery(</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">"from Parent p where p.child is null</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">");</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> @SuppressWarnings(</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">"unchecked</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">")</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> List<Parent> parents = query.getResultList();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> assertThat(parents).hasSize(1);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> assertThat(parents).element(0).extracting(Parent::getId).isEqualTo(2);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> });</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> entityManager.close();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> private void runInTransaction(EntityManager entityManager, Runnable runnable) {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> entityManager.getTransaction().begin();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> runnable.run();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> entityManager.getTransaction().commit();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> entityManager.clear();</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n\r\n</span> <span class="diffcontext">@Entity</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>class</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nclass</span> <span class="diffcontext"> Parent {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> @Id</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private long id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @OneToOne(mappedBy =</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> "parent</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">", cascade = CascadeType.ALL)</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private Child child;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> Parent() {}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> public Parent(long id) {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> this.id = id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> public long getId() {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> return id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> public Child getChild() {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> return child;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> void setChild(Child child) {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> this.child = child;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @Override</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> public String toString() {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> return</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> "Parent [id=</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">" + id +</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> ", child=</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">" + child +</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> "]</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">";</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n\r\n</span> <span class="diffcontext">@Entity</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br>class</span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\nclass</span> <span class="diffcontext"> Child {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> @Id</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private long id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @OneToOne</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> private Parent parent;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> Child() {}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> public Child(long id, Parent parent) {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> this.id = id;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> setParent(parent);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> public Parent getParent() {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> return parent;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> public void setParent(Parent parent) {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> this.parent = parent;</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> parent.setChild(this);</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n\r\n</span> <span class="diffcontext"> @Override</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> public String toString() {</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> return</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> "Child [id=</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">" + id +</span> <span class="diffaddedchars" style="background-color:#ddfade;"> \</span> <span class="diffcontext"> "]</span> <span class="diffaddedchars" style="background-color:#ddfade;">\</span> <span class="diffcontext">";</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext"> }</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">}</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"><br></span> <span class="diffaddedchars" style="background-color:#ddfade;">\r\n</span> <span class="diffcontext">{code}</span> <span class="diffaddedchars" style="background-color:#ddfade;">"</span> </td>
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