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POJPA Multiple Persistence Unit bug
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  1. POJPA Multiple Persistence Unit bug
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    copied!<p>I'm trying to add one more database/schema/persistenceUnit in my project and I'm receiving the error:</p> <p><code> No unique bean of type [javax.persistence.EntityManagerFactory] is defined: expected single bean but found 2 </code></p> <p>I google/api allot and could not found why spring is complaining about my configuration. <br><br> Here is part of my applicationContext.xml</p> <p><code></p> <pre><code> &lt;bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean"&gt; &lt;property name="dataSource" ref="dataSource" /&gt; &lt;property name="persistenceUnitName" value="transactionManager" /&gt; &lt;property name="jpaVendorAdapter"&gt; &lt;bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter"&gt; &lt;property name="showSql" value="${show.hibernate.sql}" /&gt; &lt;property name="generateDdl" value="false" /&gt; &lt;property name="databasePlatform" value="org.hibernate.dialect.MySQL5Dialect" /&gt; &lt;/bean&gt; &lt;/property&gt; &lt;/bean&gt; &lt;bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"&gt; &lt;property name="driverClassName" value="${database.driver}" /&gt; &lt;property name="url" ... &lt;property name="testOnBorrow" value="true" /&gt; &lt;/bean&gt; &lt;bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager"&gt; &lt;property name="entityManagerFactory" ref="entityManagerFactory" /&gt; &lt;/bean&gt; &lt;bean id="entityManagerFactoryREST" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean"&gt; &lt;property name="dataSource" ref="dataSourceREST" /&gt; &lt;property name="persistenceUnitName" value="REST" /&gt; &lt;property name="jpaVendorAdapter"&gt; &lt;bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter"&gt; &lt;property name="showSql" value="${show.hibernate.sql}" /&gt; &lt;property name="generateDdl" value="false" /&gt; &lt;property name="databasePlatform" value="org.hibernate.dialect.MySQL5Dialect" /&gt; &lt;/bean&gt; &lt;/property&gt; &lt;/bean&gt; &lt;bean id="dataSourceREST" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"&gt; &lt;property name="driverClassName" value="${database.driver}" /&gt; ... &lt;property name="testOnBorrow" value="true" /&gt; &lt;/bean&gt; &lt;bean id="transactionManagerREST" class="org.springframework.orm.jpa.JpaTransactionManager"&gt; &lt;property name="entityManagerFactory" ref="entityManagerFactoryREST" /&gt; &lt;/bean&gt; &lt;tx:annotation-driven transaction-manager="REST"/&gt; &lt;tx:annotation-driven transaction-manager="transactionManager"/&gt; </code></pre> <p></code></p> <hr> <p>Some questions:</p> <ul> <li>Do I need to have two <strong>tx:annotation-driven</strong> ?</li> <li>Do I need to specify <strong>persistenceUnitName</strong> in the factory ?</li> </ul> <p>I'm putting some notes of my digg in spring forum (<a href="http://forum.springsource.org/showthread.php?p=273072#post273072" rel="noreferrer">LINK</a>)</p> <p>Well thats it... any help will be glad!</p>
 

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