spring中有集成了javamail，在使用框架的时候用spring来发送mail也是很方便的。下面是一个spring mail的小例子。
在这个例子中，除了需要struts和spring的框架外，还需要mail.jar,activation.jar.
web.xml的代码：
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.4"
xmlns="http://java.sun.com/xml/ns/j2ee"
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">
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath*:spring/*.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- Spring refresh Introspector to prevent from out of memory -->
<listener>
<listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
</listener>
<!-- Support session scope, Spring bean -->
<listener>
<listener-class>org.springframework.web.context.request.RequestContextListener</listener-class>
</listener>
<!-- Struts2 Action Mapping-->
<filter>
<filter-name>struts2</filter-name>
<filter-class>
org.apache.struts2.dispatcher.FilterDispatcher
</filter-class>
</filter>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- session time out -->
<session-config>
<session-timeout>30</session-timeout>
</session-config>
<!-- default index -->
<welcome-file-list>
<welcome-file>send.jsp</welcome-file>
</welcome-file-list>
</web-app>
Java类MailAction.java:
package action;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import com.opensymphony.xwork2.Action;
import com.opensymphony.xwork2.ActionSupport;
public class MailAction extends ActionSupport{
private JavaMailSenderImpl mailSender;
private SimpleMailMessage mailMessage;
public String sendMail(){
SimpleMailMessage msg = new SimpleMailMessage(mailMessage);
msg.setText("Spring Mail Simple!");
mailSender.send(msg);
return Action.SUCCESS;
}
public void setMailMessage(SimpleMailMessage mailMessage) {
this.mailMessage = mailMessage;
}
public void setMailSender(JavaMailSenderImpl mailSender) {
this.mailSender = mailSender;
}
}
spring配置文件applicationContext.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: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"
default-autowire="byName" default-lazy-init="true">
<bean id="mailAction" class="action.MailAction">
<property name="mailSender" ref="mailSender"/>
<property name="mailMessage" ref="mailMessage"/>
</bean>
<bean id="mailSender"
class="org.springframework.mail.javamail.JavaMailSenderImpl">
<property name="host" value="smtp.163.com"/>
<!-- mail account -->
<property name="username" value="shwwwx"/>
<property name="password" value="wwx1226"/>
<property name="javaMailProperties">
<props>
<prop key="mail.smtp.auth">true</prop>
</props>
</property>
</bean>
<!-- mail template -->
<bean id="mailMessage" class="org.springframework.mail.SimpleMailMessage">
<property name="to" value="[email protected],[email protected]"/>
<property name="from" value="[email protected]"/>
<property name="subject" value="Mail Simple"/>
</bean>
</beans>
struts2的配置文件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="false" />
<constant name="struts.i18n.encoding" value="utf-8" />
<package name="springtimer" extends="struts-default">
<action name="mailsend" class="mailAction" method="sendMail">
<result>sendok.jsp</result>
<interceptor-ref name="defaultStack"/>
</action>
</package>
</struts>
页面send.jsp:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<html>
<head>
<title>My JSP 'send.jsp' starting page</title>
</head>
<body>
<form action="mailsend.action" method="post">
<input type="submit" value="邮件发送">
</form>
</body>
</html>
页面sendok.jsp:
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>My JSP 'sendok.jsp' starting page</title>
</head>
<body>
Send Mail Success! <br>
</body>
</html>
运行send.jsp发送邮件，成功的话会跳转到sendok.jsp页面。