I found the solution to this and I wanted to post it on the list.
adding proxy-target-class="true" fixes it.
<tx:annotation-driven transaction-manager="transactionManager"
proxy-target-class="true" />
Adam Ruggles wrote:
> Creating a service object seems to have worked. Now I'm going to have
> to re-think using action support. This project is not complicated
> enough to warrant another layer.
>
> Thanks for your help.
>
> Paul Benedict wrote:
>> Adam,
>>
>> I have never seen anyone attach Spring transactional logic to an
>> action, and called DAOs straight from the action. That's not good
>> practice, because it mashes web, business, and data layers all in one
>> place.
>>
>> I wouldn't blame struts here (yet). I'd first move your code into a
>> service object and then inject the service into the action. If there
>> really is a problem with Struts, then the problem will persist (pun
>> intended); but when you move them to the service layer, it will
>> indicate whether you have mis-configured Spring or if Struts is at
>> fault.
>>
>> Paul
>>
>> Adam Ruggles wrote:
>>> I am following the guide here
>>> http://cwiki.apache.org/S2WIKI/struts-2-spring-2-jpa-ajax.html
>>>
>>> For some reason when trying to map a method other than execute I
>>> recieve the following error:
>>> - Servlet.service() for servlet default threw exception
>>>
java.lang.NoSuchMethodException: $Proxy18.find()
>>>
>>> Below are the configuration files and a segment of the UserAction
>>> class.
>>>
>>> struts.xml:
>>> <?xml version="1.0" encoding="UTF-8"?>
>>> <!DOCTYPE struts PUBLIC
>>> "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
>>> "http://struts.apache.org/dtds/struts-2.0.dtd">
>>> <struts>
>>> <constant name="struts.objectFactory" value="spring" />
>>> <!-- <constant name="struts.devMode" value="true" /> -->
>>> <include file="struts-default.xml"/>
>>> <package name="havoc" extends="struts-default">
>>> <action name="list" class="userAction" method="execute">
>>> <result name="success">/WEB-INF/pages/list.jsp</result>
>>> </action>
>>> <action name="save" class="userAction" method="save">
>>> <result name="success" type="redirect">/list.action</result>
>>> </action>
>>> <action name="find" class="userAction" method="find">
>>> <result name="success">/WEB-INF/pages/index.jsp</result>
>>> </action>
>>> </package>
>>> </struts>
>>>
>>> Application Context
>>> <?xml version="1.0" encoding="UTF-8"?>
>>> <beans default-autowire="byName"
>>> xmlns="http://www.springframework.org/schema/beans"
>>> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>>> xmlns:aop="http://www.springframework.org/schema/aop"
>>> xmlns:tx="http://www.springframework.org/schema/tx"
>>>
>>> xsi:schemaLocation="http://www.springframework.org/schema/beans
>>> http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
>>> http://www.springframework.org/schema/aop
>>> http://www.springframework.org/schema/aop/spring-aop-2.0.xsd
>>> http://www.springframework.org/schema/tx
>>> http://www.springframework.org/schema/tx/spring-tx-2.0.xsd">
>>>
>>> <bean id="propertyConfigurer"
>>> class="
org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"
>>> autowire="no">
>>> <property name="location" value="/WEB-INF/havoc.properties"/>
>>> </bean>
>>>
>>> <bean id="config" class="com.havoc.forum.util.Config" autowire="no">
>>> <property name="location" value="/WEB-INF/havoc.properties"/>
>>> </bean>
>>> <bean id="dataSource"
>>> class="
org.springframework.jdbc.datasource.DriverManagerDataSource">
>>> <property name="driverClassName"
>>> value="${jdbc.driverClassName}"/>
>>> <property name="url" value="${jdbc.url}"/>
>>> <property name="username" value="${jdbc.username}"/>
>>> <property name="password" value="${jdbc.password}"/>
>>> </bean>
>>> <bean id="sessionFactory"
>>> class="
org.springframework.orm.hibernate3.LocalSessionFactoryBean">
>>> <property name="dataSource" ref="dataSource"/>
>>> <!-- This will cause spring to return the raw SessionFactory
>>> instead of the spring proxied one. -->
>>> <!-- <property name="exposeTransactionAwareSessionFactory"
>>> value="false" /> -->
>>> <property name="configurationClass"
>>> value="
org.hibernate.cfg.AnnotationConfiguration"/>
>>> <property name="configLocation"
>>> value="classpath:hibernate.cfg.xml"/> <property
>>> name="hibernateProperties">
>>> <props>
>>> <prop
>>> key="hibernate.dialect">${hibernate.dialect}</prop>
>>> <prop
>>> key="hibernate.cache.use_query_cache">${hibernate.cache.use_query_cache}</prop>
>>>
>>> <prop
>>> key="hibernate.show_sql">${hibernate.show_sql}</prop>
>>> <prop
>>> key="hibernate.bytecode.use_reflection_optimizer">${hibernate.bytecode.use_reflection_optimizer}</prop>
>>>
>>> <prop
>>> key="hibernate.cache.use_second_level_cache">${hibernate.cache.use_second_level_cache}</prop>
>>>
>>> <prop
>>> key="hibernate.cache.provider_class">${hibernate.cache.provider_class}</prop>
>>>
>>> <prop
>>> key="hibernate.current_session_context_class">thread</prop>
>>> <prop
>>> key="hibernate.transaction.factory_class">
org.hibernate.transaction.JDBCTransactionFactory</prop>
>>>
>>> </props>
>>> </property> </bean>
>>> <!--
>>> Instruct Spring to perform declarative transaction management
>>> automatically
>>> on annotated classes.
>>> -->
>>> <tx:annotation-driven transaction-manager="transactionManager" />
>>> <!-- Transaction manager for a single Hibernate
>>> SessionFactory (alternative to JTA) -->
>>> <bean id="transactionManager"
>>> class="
org.springframework.orm.hibernate3.HibernateTransactionManager">
>>> <property name="sessionFactory"><ref
>>> bean="sessionFactory"/></property>
>>> </bean>
>>>
>>> <!-- Model Objects -->
>>> <bean id="user" class="com.havoc.forum.model.User" />
>>> <bean id="group" class="com.havoc.forum.model.Group" />
>>> <bean id="rank" class="com.havoc.forum.model.Rank" />
>>>
>>> <!-- Data Access Objects -->
>>> <bean id="userDAO" class="com.havoc.forum.dao.hibernate.UserDAO" />
>>> <bean id="groupDAO" class="com.havoc.forum.dao.hibernate.GroupDAO" />
>>> <bean id="rankDAO" class="com.havoc.forum.dao.hibernate.RankDAO" />
>>> <!-- Actions -->
>>> <bean id="userAction" class="com.havoc.forum.action.UserAction"
>>> scope="prototype" />
>>> </beans>
>>>
>>> UserAction
>>>
>>> public class UserAction extends ActionSupport {
>>>
>>> ...
>>> ...
>>>
>>> /**
>>> * Returns a user from the database or a new user.
>>> * @return SUCCESS or ERROR.
>>> * @throws Exception if an error occurs.
>>> */
>>> @Transactional(readOnly = true, propagation =
>>> Propagation.REQUIRED, rollbackFor = PersistenceException.class)
>>> public String find() {
>>> if (user != null && user.getId() != null) {
>>> user = userDAO.find(user.getId());
>>> return SUCCESS;
>>> }
>>> user = new User();
>>> return SUCCESS;
>>> }
>>>
>>>
>>
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