Que*_*ark 6 entitymanager jpa-2.0
我在我的Oracle9i数据库应用程序中引入了JPA2.0,并添加了库EclipseLink(JPA2.0)并创建了实体类,但是当我使用它时
javax.persistence.criteria.CriteriaQuery cq = em.getCriteriaBuilder().createQuery();
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我收到以下错误
找不到符号符号:方法getCriteriaBuilder()location:interface javax.persistence.EntityManager
我的web.xml是版本2.4,这是我的persistence.xml
<persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
<persistence-unit name="MiraclinPU" transaction-type="JTA">
<jta-data-source>jdbc/Miraclin</jta-data-source>
<exclude-unlisted-classes>false</exclude-unlisted-classes>
<properties/>
</persistence-unit>
</persistence>
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看起来应用程序正在使用JPA1.0,因为我在论坛上阅读...任何人都可以帮忙吗?
使用:
<dependency>
<groupId>org.hibernate.javax.persistence</groupId>
<artifactId>hibernate-jpa-2.0-api</artifactId>
<version>1.0.1.Final</version>
</dependency>
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并不是:
<dependency>
<groupId>javax.persistence</groupId>
<artifactId>persistence-api</artifactId>
<version>1.0.2</version>
</dependency>
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