事务配置不对导致：?Could not obtain transaction-synchronized Session for current thread

Struts has detected an unhandled exception: 
Messages: ?Could not obtain transaction-synchronized Session for current thread
 
File: org/springframework/orm/hibernate5/SpringSessionContext.java 
Line number: 132 
Stacktraces
org.hibernate.HibernateException: Could not obtain transaction-synchronized Session for current thread 
    org.springframework.orm.hibernate5.SpringSessionContext.currentSession(SpringSessionContext.java:132)
    org.hibernate.internal.SessionFactoryImpl.getCurrentSession(SessionFactoryImpl.java:687)
    com.com.service.DepartmentDao.getSeesion(DepartmentDao.java:20)
    com.com.service.DepartmentDao.getAll(DepartmentDao.java:26)
    com.com.service.DepartmentService.getAll(DepartmentService.java:19)
    com.actions.DepartmentAction.list(DepartmentAction.java:28)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    java.lang.reflect.Method.invoke(Method.java:498)
    ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:870)
    ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1293)

expression="execution(* com.*.*(..))"/>

expression="execution(* com.service.*.*(..))"/>