学步园

针对hibernate

web.xml中加上

	<filter>
		<filter-name>OpenSessionInViewFilter</filter-name>
		<filter-class>org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>OpenSessionInViewFilter</filter-name>
		<url-pattern>*.action</url-pattern>
	</filter-mapping>

针对jpa

	<filter>
		<filter-name>jpaFilter</filter-name>
		<filter-class>org.springframework.orm.jpa.support.OpenEntityManagerInViewFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>jpaFilter</filter-name>
		<url-pattern>*.action</url-pattern>
	</filter-mapping>