我是新学ssh的
[code="java"]
public class LogonDAO extends HibernateDaoSupport
{
public void add()
{
LogonUser l = new LogonUser();
l.setName("name");
l.setPw("pw");
Session session = super.getSession();//得不到session
session.save(l);
}
@SuppressWarnings("unchecked")
public List query(String name, String pw)
{
Session session = super.getSession();
String hql = "from LogonUser user where user.name = :name and user.pw = :pw";
List list = session.createQuery(hql).list();
session.createQuery(hql).setString("name", name);
session.createQuery(hql).setString("pw", pw);
return list;
}
}
[/code]
spring 配置文件
[code="java"]<?xml version="1.0" encoding="UTF-8"?>
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<bean id="dataSource"
class="org.springframework.jndi.JndiObjectFactoryBean">
<property name="jndiName" value="java:comp/env/jdbc/nes"></property>
</bean>
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<property name="dataSource">
<ref bean="dataSource" />
</property>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">
org.hibernate.dialect.MySQLDialect
</prop>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.show_sql">true</prop>
<prop key="hibernate.connection.autocommit">true</prop>
</props>
</property>
<property name="mappingResources">
<list>
<value>
com/myssh/logon/hbmEnity/LogonUser.hbm.xml
</value>
</list>
</property>
</bean>
<bean id="hibernateTemplate"
class="org.springframework.orm.hibernate3.HibernateTemplate">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
[/code]
struts 配置文件
[code="java"]<?xml version="1.0" encoding="utf-8" ?>
<!DOCTYPE struts-config PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 1.1//EN"
"http://jakarta.apache.org/struts/dtds/struts-config_1_1.dtd">
<form-beans>
<form-bean name="logonForm"
type="com.myssh.logon.actionForm.LogonForm">
</form-bean>
</form-beans>
<global-forwards/>
<action-mappings>
<action path="/logon" parameter="method" scope="request"
type="com.myssh.logon.action.LogonAction" name="logonForm">
</action>
</action-mappings>
<!-- 替换控制器 -->
<controller
processorClass="org.springframework.web.struts.DelegatingRequestProcessor" />
<message-resources parameter="com.myssh.ApplicationResources" />
<!-- 整合spring使用的插件-->
<plug-in
className="org.springframework.web.struts.ContextLoaderPlugIn">
<set-property property="contextConfigLocation"
value="/WEB-INF/applicationContext.xml" />
</plug-in>
[/code]
web配置文件
[code="java"]<?xml version="1.0" encoding="UTF-8"?>
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
<!-- 歡迎頁 -->
index.jsp
<!-- 配置SPRING -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/applicationContext.xml</param-value>
</context-param>
<listener>
<listener-class>
org.springframework.web.context.ContextLoaderListener
</listener-class>
</listener>
<!-- 配置STRUTS -->
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>
org.apache.struts.action.ActionServlet
</servlet-class>
<init-param>
<param-name>config</param-name>
<param-value>/WEB-INF/struts-config.xml</param-value>
</init-param>
<init-param>
<param-name>debug</param-name>
<param-value>2</param-value>
</init-param>
<init-param>
<param-name>detail</param-name>
<param-value>2</param-value>
</init-param>
<load-on-startup>0</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>action</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>
<!--以下是由Spring提供的filter解決Struts亂碼問題 -->
<filter>
<filter-name>encoding</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>
<filter-mapping>
<filter-name>encoding</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 解決Struts亂碼 -->
<!-- 使用Spring解決Hiberante因session關閉導致的延遲例外問題 -->
<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>/*</url-pattern>
</filter-mapping>
<!-- 解決延遲加載例外問題 -->
<resource-ref>
<res-ref-name>jdbc/nes</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth>
</resource-ref>
[/code]
tomcat 5 下的配置文件
[code="java"]
maxWait
5000
maxActive
20
password
root
url
jdbc:mysql://localhost/nes
driverClassName
com.mysql.jdbc.Driver
maxIdle
10
username
root
[/code]
有什么问题吗 ？ 为什么在DAO中Session session = super.getSession();//得不到session
