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Spring2.5+JUnit4.4做单元测试时遇到这个异常

1903[Thread-3] DEBUG org.springframework.beans.factory.support.DefaultListableBeanFactory  -Retrieved dependent beans for bean 'userDAO':[com.bontade.tests.unit.models.UserDAOTest]
1903[Thread-3] DEBUG org.springframework.beans.factory.support.DefaultListableBeanFactory  -Retrieved dependent beans for bean 'userDAO':[com.bontade.tests.unit.models.UserDAOTest]
1904[Thread-3] ERROR org.springframework.beans.factory.support.DefaultListableBeanFactory  -Destroy method on bean with name 'userDAO' threw an exception
java.lang.ClassFormatError:AbsentCode attribute in method that isnotnativeorabstractinclass file javax/persistence/TransactionRequiredException
    at java.lang.ClassLoader.defineClass1(NativeMethod)
    at java.lang.ClassLoader.defineClassCond(ClassLoader.java:632)
    at java.lang.ClassLoader.defineClass(ClassLoader.java:616)
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
    at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
    at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
    at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
    at java.security.AccessController.doPrivileged(NativeMethod)
    at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
    at org.springframework.orm.jpa.support.PersistenceAnnotationBeanPostProcessor.postProcessBeforeDestruction(PersistenceAnnotationBeanPostProcessor.java:339)
    at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:140)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:487)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:462)
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:430)
    at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:853)
    at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:831)
    at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:764)

解决办法：

pom.xml引入一下jar包

<dependency>
　　<groupId>javax.persistence</groupId>
　　<artifactId>persistence-api</artifactId>
　　<version>1.0.2</version>
　　<scope>provided</scope>
</dependency>
<dependency>
　　<groupId>javax.servlet</groupId>
　　<artifactId>servlet-api</artifactId>
　　<version>2.5</version>
　　<scope>provided</scope>
</dependency>
<dependency>
　　<groupId>javax</groupId>
　　<artifactId>javaee-api</artifactId>
　　<version>6.0</version>
　　<scope>provided</scope>
　　<exclusions>
　　　　<exclusion>
　　　　　　<groupId>javax</groupId>
　　　　　　<artifactId>javaee-web-api</artifactId>
　　　　</exclusion>
　　</exclusions>
</dependency>