hibernate4.2
spring3.2.2
工程启动没错，执行方法报如下错误：
严重: Servlet.service() for servlet spring3mvc threw exception
org.hibernate.HibernateException: No Session found for current thread
at org.springframework.orm.hibernate4.SpringSessionContext.currentSession(SpringSessionContext.java:97)
at org.hibernate.internal.SessionFactoryImpl.getCurrentSession(SessionFactoryImpl.java:980)
at com.xp.common.dao.BaseHibernateDao.getSession(BaseHibernateDao.java:26)
at com.xp.common.dao.BaseHibernateDao.saveOrUpdate(BaseHibernateDao.java:48)
at com.xp.dao.UserLoginDao.saveUser(UserLoginDao.java:16)
at com.xp.service.UserLoginService.saveUser(UserLoginService.java:23)
at com.xp.web.UserLoginController.saveUser(UserLoginController.java:39)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
....
web.xml
[code="java"]
<?xml version="1.0" encoding="UTF-8"?>
spring
index.html
index.jsp
<context-param>
<param-name>log4jConfigLocation</param-name>
<param-value>/WEB-INF/log4j.properties</param-value>
</context-param>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>
/WEB-INF/applicationContext-hibernate.xml
</param-value>
</context-param>
<listener>
<listener-class>
org.springframework.web.context.ContextLoaderListener
</listener-class>
</listener>
<filter>
<filter-name>encodingFilter</filter-name>
<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
<init-param>
<param-name>encoding</param-name>
<param-value>UTF-8</param-value>
</init-param>
</filter>
<servlet>
<servlet-name>spring3mvc</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>spring3mvc</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>*.do</url-pattern>
</filter-mapping>
<filter-mapping>
<filter-name>encodingFilter</filter-name>
<url-pattern>*.jsp</url-pattern>
</filter-mapping>
[/code]
spring3mvc-servlet.xml
[code="java"]
<?xml version="1.0" encoding="UTF-8"?>
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd"
default-lazy-init="true">
<!-- 启用spring mvc 注解 -->
<context:annotation-config />
<!--使Spring支持自动检测组件，如注解的Controller -->
<context:component-scan base-package="com.xp.web" />
<mvc:default-servlet-handler/>
<bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"
p:prefix="/" p:suffix=".jsp" />
<!-- 上传配置 -->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<property name="defaultEncoding" value="UTF-8" />
<property name="maxUploadSize" value="2147483648" /> <!-- 2G -->
</bean>
<bean class="org.springframework.web.servlet.mvc.annotation.DefaultAnnotationHandlerMapping">
<property name="order" value="0"></property>
</bean>
<!-- 启动 Spring MVC 的注解功能，完成请求和注解 POJO 的映射 -->
<bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
<property name="messageConverters">
<list>
<bean class="org.springframework.http.converter.StringHttpMessageConverter" />
</list>
</property>
</bean>
<!-- 扫描并自动装配 -->
<context:component-scan base-package="com.xp.dao" />
<context:component-scan base-package="com.xp.service" />
[/code]
applicationContext-hibernate.xml
[code="java"]
<?xml version="1.0" encoding="UTF-8"?>
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.2.xsd
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.2.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.2.xsd"
default-lazy-init="true">
<bean id="druid_dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
<property name="url" value="jdbc:mysql://127.0.0.1:3306/spring" />
<property name="username" value="root" />
<property name="password" value="123456" />
<property name="maxActive" value="20" />
<property name="validationQuery" value="SELECT 'x'" />
<property name="testWhileIdle" value="true" />
</bean>
<bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
<property name="dataSource" ref="druid_dataSource" />
<property name="packagesToScan" value="com.xp.model*"></property>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
<prop key="show_sql">true</prop>
<prop key="hibernate.jdbc.batch_size">20</prop>
<!-- <prop key="hibernate.current_session_context_class">org.springframework.orm.hibernate3.SpringSessionContext</prop> -->
</props>
</property>
</bean>
<!-- 开启注解事务 只对当前配置文件有效 -->
<tx:annotation-driven transaction-manager="txManager"/>
<bean id="txManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"/>
</bean>
<tx:advice id="txAdvice" transaction-manager="txManager">
<tx:attributes>
<tx:method name="save*" propagation="REQUIRED" />
<tx:method name="add*" propagation="REQUIRED" />
<tx:method name="create*" propagation="REQUIRED" />
<tx:method name="insert*" propagation="REQUIRED" />
<tx:method name="update*" propagation="REQUIRED" />
<tx:method name="merge*" propagation="REQUIRED" />
<tx:method name="del*" propagation="REQUIRED" />
<tx:method name="remove*" propagation="REQUIRED" />
<tx:method name="put*" propagation="REQUIRED" />
<tx:method name="use*" propagation="REQUIRED"/>
<!--hibernate4必须配置为开启事务 否则 getCurrentSession()获取不到-->
<tx:method name="get*" propagation="REQUIRED" read-only="true" />
<tx:method name="count*" propagation="REQUIRED" read-only="true" />
<tx:method name="find*" propagation="REQUIRED" read-only="true" />
<tx:method name="list*" propagation="REQUIRED" read-only="true" />
<tx:method name="*" read-only="true" />
</tx:attributes>
</tx:advice>
<aop:config expose-proxy="true">
<!-- 只对业务逻辑层实施事务 -->
<aop:pointcut id="txPointcut" expression="execution(* com.xp.dao..*.*(..)) OR execution(* com.xp.common..*.*(..))" />
<aop:advisor advice-ref="txAdvice" pointcut-ref="txPointcut"/>
</aop:config>
[/code]
dao层代码：
[code="java"]
BaseHibernateDao.java
@Resource(name = "sessionFactory")
private SessionFactory sessionFactory;
public Session getSession() {
return sessionFactory.getCurrentSession();
}
@SuppressWarnings("unchecked")
@Override
public <T, PK extends Serializable> T get(Class<T> model, PK id) {
return (T)getSession().get(model, id);
}
@Override
public <T> T save(T model) {
getSession().save(model);
return model;
}
UserLoginDao.java
public void saveUser(User user) {
this.saveOrUpdate(user);
}
[/code]
需导入的包如下：
antlr-2.7.7.jar
aopalliance-1.0.jar
aspectjrt.jar
aspectjweaver.jar
commons-fileupload-1.3.jar
commons-logging-1.1.2.jar
dom4j-1.6.1.jar
druid-0.2.12.jar
hibernate-commons-annotations-4.0.1.Final.jar
hibernate-core-4.2.0.Final.jar
hibernate-jpa-2.0-api-1.0.1.Final.jar
javassist-3.15.0-GA.jar
jboss-logging-3.1.0.GA.jar
jta-1.1.jar
mysql-connector-java-5.1.21.jar
spring-aop-3.2.2.RELEASE.jar
spring-aspects-3.2.2.RELEASE.jar
spring-beans-3.2.2.RELEASE.jar
spring-context-3.2.2.RELEASE.jar
spring-core-3.2.2.RELEASE.jar
spring-expression-3.2.2.RELEASE.jar
spring-orm-3.2.2.RELEASE.jar
spring-tx-3.2.2.RELEASE.jar
spring-web-3.2.2.RELEASE.jar
spring-webmvc-3.2.2.RELEASE.jar
