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======================Application.xml===================
<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd"> <!-- 自动扫描所有注解该路径 --> <context:component-scan base-package="com.s4s2h4.*" /> <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="com.microsoft.sqlserver.jdbc.SQLServerDriver"> </property> <property name="url" value="jdbc:sqlserver://192.168.1.157;instanceName=eqmis;DatabaseName=db_easyui"> </property> <property name="username" value="sa"></property> <property name="password" value="1.0"></property> </bean> <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <property name="dataSource"> <ref bean="dataSource" /> </property> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect"> org.hibernate.dialect.SQLServerDialect </prop> <!--Spring 3.x 对 Hibernate 4.x 不提供 HibernateDaoSupport，所以在dao的实现层注入SessionFactory --> <prop key="hibernate.current_session_context_class">org.springframework.orm.hibernate4.SpringSessionContext</prop> <!--注意：Spring3.x不能为thread，否则报错:org.hibernate.HibernateException: save is not valid without active transaction ， 以上配置在 增加、删除、修改 操作时，都能正确执行，事务也正常执行！ 当执行 查询 操作时，不需要事务的支持，问题来了，报错:org.hibernate.HibernateException: No Session found for current thread 意思是必须在transcation.isActive()条件下才能执行， 可以解决办法是：当方法不需要事务支持的时候，使用 Session session = sessionFactory.openSession()来获得Session对象，问题解决！ --> <!-- <prop key="hibernate.current_session_context_class">thread</prop> --> <prop key="hibernate.show_sql">true</prop> </props> </property> <property name="mappingResources"> <list> <value>com/s4s2h4/services/entity/Down.hbm.xml</value> <value>com/s4s2h4/services/entity/Menu.hbm.xml</value> </list> </property> </bean> <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean> <!-- 事物通知 --> <tx:advice id="txAdvice" transaction-manager="transactionManager"> <tx:attributes> <tx:method name="sav*" propagation="REQUIRED" rollback-for="Exception"/> <!-- rollback-for回滚事物，果存在一个事务，则支持当前事务。如果没有事务则开启 --> <tx:method name="del*" propagation="REQUIRED" rollback-for="Exception"/> <tx:method name="add*" propagation="REQUIRED" rollback-for="Exception"/> <tx:method name="upd*" propagation="REQUIRED" rollback-for="Exception"/> <tx:method name="qry*" propagation="NOT_SUPPORTED" read-only="true"/> <tx:method name="*" propagation="NOT_SUPPORTED" read-only="true"/> </tx:attributes> </tx:advice> <!-- 事物切入 --> <aop:config proxy-target-class="true"> <aop:pointcut id="cut" expression="execution(* com.s4s2h4.services.impl.*.*(..))" /> <aop:advisor advice-ref="txAdvice" pointcut-ref="cut" /> </aop:config> </beans>======================web.xml================================<?xml version="1.0" encoding="UTF-8"?><web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" version="2.5"> <display-name></display-name> <welcome-file-list> <welcome-file>index</welcome-file> </welcome-file-list> <filter> <filter-name>struts2</filter-name> <filter-class> org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter </filter-class> </filter> <filter-mapping> <filter-name>struts2</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param></web-app>============================dao=============================package com.s4s2h4.dao.impl;import java.util.List;import org.hibernate.Query;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Repository;import com.s4s2h4.dao.BaseDao;@Repository("BaseDao")public class BaseDaoImpl<T> implements BaseDao<T> { // Spring 3.x 对 Hibernate 4.x 不提供 // HibernateDaoSupport，所以在dao的实现层注入SessionFactory private SessionFactory sessionFactory; @Autowired public void setSessionFactory(SessionFactory sessionFactory) { this.sessionFactory = sessionFactory; } public Session getCurrentSession() { return sessionFactory.getCurrentSession();// 增删改使用的session } public Session qryCurrentSesion() { return sessionFactory.openSession();// 查询使用的session } @SuppressWarnings("unchecked") public List<T> qryInfo(String hql) { return this.qryCurrentSesion().createQuery(hql).list(); } @SuppressWarnings("unchecked") public List<T> qryInfo(String hql, Object[] param) { Query qry = this.qryCurrentSesion().createQuery(hql); setQueryParams(qry, param); return qry.list(); } public void Delete(T cls) { // 把脱管实例的状态复制到新实例，否则有时异常：illegally attempted to associate a proxy with // two open Sessions Object obj = this.getCurrentSession().merge(cls); this.getCurrentSession().delete(obj); } public void upd(T cls) { this.getCurrentSession().update(cls); } public void add(T cls) { this.getCurrentSession().saveOrUpdate(cls); } public void setQueryParams(Query qry, Object[] params) { if (params != null) { for (int i = 0; i < params.length; i++) { qry.setParameter(i, params[i]); } } }}===========================Services===========================package com.s4s2h4.services.impl;import java.text.SimpleDateFormat;import java.util.Date;import java.util.List;import java.util.UUID;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Service;import com.s4s2h4.dao.BaseDao;import com.s4s2h4.services.TestServices;import com.s4s2h4.services.entity.Down;@Service("TestServices")public class TestServicesImpl implements TestServices { @SuppressWarnings("rawtypes") @Autowired private BaseDao baseDao; @SuppressWarnings("unchecked") public List<Down> qryKcsp() { return baseDao.qryInfo("from Down"); } @SuppressWarnings("unchecked") public String del(String result) { try { Down down = (Down) baseDao.qryInfo("from Down where aguid=?", new Object[] { result }).get(0); baseDao.Delete(down); return "success"; } catch (Exception e) { e.printStackTrace(); return e.getMessage(); } } @SuppressWarnings("unchecked") public void add(Down down) { Down d = new Down(); d.setAguid(UUID.randomUUID().toString()); d.setAname(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss") .format(new Date())); baseDao.add(d); } @SuppressWarnings("unchecked") public void upd(Down down) { Down down2 = (Down) baseDao.qryInfo("from Down where aguid=?", new Object[] { down.getAguid() }); down2.setAname(down.getAname()); baseDao.upd(down2); }}===========================action=============================package com.s4s2h4.action;import java.util.ArrayList;import java.util.List;import javax.servlet.http.HttpServletRequest;import org.apache.struts2.interceptor.ServletRequestAware;import org.springframework.beans.factory.annotation.Autowired;import com.opensymphony.xwork2.ActionSupport;import com.s4s2h4.services.TestServices;import com.s4s2h4.services.entity.Down;public class TestAction extends ActionSupport implements ServletRequestAware { @Autowired TestServices testServices; List<Down> downs = new ArrayList<Down>(); private HttpServletRequest request; String result = ""; public String qry() { downs = testServices.qryKcsp(); return SUCCESS; } public String add() { downs = testServices.qryKcsp(); testServices.add(null); return SUCCESS; } public String del() { result = testServices.del(result);// "{'id':1}"; return SUCCESS; } public List<Down> getDowns() { return downs; } public void setDowns(List<Down> downs) { this.downs = downs; } public String getResult() { return result; } public void setResult(String result) { this.result = result; } public void setServletRequest(HttpServletRequest request) { this.request = request; } public HttpServletRequest getRequest() { return request; } public void setRequest(HttpServletRequest request) { this.request = request; } }=========================struts.xml======================== <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd"> <struts> <package name="test" extends="struts-default"> <action name="index" class="com.s4s2h4.action.TestAction" method="qry"> <result name="success">/index.jsp</result> </action> <action name="add" class="com.s4s2h4.action.TestAction" method="add"> <result name="success" type="redirect">/</result> </action> </package> <!-- struts json--> <package name="ajax" extends="json-default" > <action name="del" class="com.s4s2h4.action.TestAction" method="del"> <result type="json"> <param name="root">result</param> </result> </action> </package> </struts> ============================jsp===============<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><%@taglib prefix="s" uri="/struts-tags"%><%String path=request.getContextPath();%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><title>My JSP 'index.jsp' starting page</title><meta http-equiv="pragma" content="no-cache"><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><script type="text/javascript" src="jquery.1.4.2-min.js"></script><script type="text/javascript" src="index.js" charset="gbk"></script></head><body> <a href="add">添加</a> <s:iterator value="downs"> <li> <s:property value="aname" /> <a href="javascript:delinfo('<s:property value="aguid" />')">删除</a> </li> </s:iterator></body></html>=========================js=========================function delinfo(aguid){ $.ajax({ type:"post", url:"s4s2h4/del", data:"result="+aguid, success:function(msg){ if(msg=="success"){ window.location.href=window.location.href; }else{ alert("删除失败："+msg); } } ,error:function(){ alert("error"); } });}