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POremove the uses of <class> tag in persistence.xml hibernate
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  1. POremove the uses of <class> tag in persistence.xml hibernate
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    copied!<p>I have a demo project on Spring 3.1.1 Hibernate 4.1.1 jsf 2.1.6</p> <p>*<strong>PLEASE IGNORE ANY WHITESPACES AFTER thE START OF "&lt;" IN A TAG : *</strong></p> <p>In the persistance.xml file, I am using the Configuration like the following :</p> <hr/> <blockquote> <p>&lt; ?xml version="1.0" encoding="UTF-8"?><br/> &lt; persistence xmlns="http://java.sun.com/xml/ns/persistence" version="1.0"></p> </blockquote> <pre><code>&lt;persistence-unit name="app-persistance" transaction-type="RESOURCE_LOCAL"&gt; &lt;provider&gt;org.hibernate.ejb.HibernatePersistence&lt;/provider&gt; &lt;!-- ********* HAS Entries ********* --&gt; &lt;class&gt;com.myapp.domain.classA&lt;/class&gt; &lt;class&gt;com.myapp.domain.classB&lt;/class&gt; &lt;!-- ******More Domain classes here ***--&gt; </code></pre> <blockquote> <p>&lt; /persistence-unit></p> <p>&lt; /persistence></p> </blockquote> <p>And My applicationContext.xml snipeshot is below :</p> <hr/> <blockquote> <p>&lt; bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean" scope="singleton"><br/></p> </blockquote> <pre><code> &lt;property name="persistenceUnitName" value="app-persistance" /&gt; &lt;property name="dataSource" ref="dataSource" /&gt; &lt;property name="jpaProperties"&gt; &lt;props&gt; &lt;prop key="hibernate.dialect"&gt;${hibernate.dialect}&lt;/prop&gt; &lt;prop key="hibernate.hbm2ddl.auto"&gt;${hibernate.hbm2ddl.auto}&lt;/prop&gt; &lt;prop key="hibernate.show_sql"&gt;${hibernate.show_sql}&lt;/prop&gt; &lt;prop key="javax.persistence.validation.mode"&gt;none&lt;/prop&gt; &lt;prop key="javax.persistence.sharedCache.mode"&gt;all&lt;/prop&gt; &lt;prop key="hibernate.search.default.directory_provider"&gt;org.hibernate.search.store.impl.FSDirectoryProvider &lt;/prop&gt; &lt;prop key="hibernate.search.default.indexBase"&gt;c:/lucene/indexes&lt;/prop&gt; &lt;/props&gt; &lt;/property&gt; &lt;/bean&gt; &lt;bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager" scope="singleton"&gt; &lt;property name="entityManagerFactory" ref="entityManagerFactory" /&gt; &lt;/bean&gt; </code></pre> <p>Now, Everytime I Create a any Domain Class, I have to put an entry into persistence.xml All classes are properly annoted.</p> <p>Snipeshot of a domain class :</p> <blockquote> <p>*<strong>imports here *</strong><br/> @Indexed <br/> @Entity <br/> @Table(name = "USER")<br/> @Inheritance(strategy = InheritanceType.TABLE_PER_CLASS)<br/> public abstract class User implements Serializable {<br/> @Id<br/> @DocumentId<br/> @Column(name = "ID", length = 20)<br/> @Field(index = Index.YES)<br/> private String id;<br/> ................<br/> .................<br/> }</p> </blockquote> <p><strong>What should be done so that any new domain classes created, persistence.xml tag entry would'nt be required and SQL table gets automatically created in DB</strong></p> <p>since i have already added the following in applicationContext.xml</p> <blockquote> <p>&lt; prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto} &lt; /prop></p> <p>&lt; prop key="hibernate.show_sql">${hibernate.show_sql} &lt; /prop></p> </blockquote>
 

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