必须添加的包commons-logging.jar,mail.jar,spring.jar
mailMessage.xml配置文件********************************
<?xml version="1.0" encoding="UTF-8" ?>
<beans xmlns=" "
 xmlns:xsi=" "
 xsi:schemaLocation="
 
 
  "
 xmlns:aop=" "
 xmlns:p=" ">
 
 <!-- 加载Properties文件 -->
 <bean id="configurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
  <property name="locations">
   <list>
    <value>classpath:mail.properties</value>
   </list>
  </property>
 </bean>
 
 <!-- 申明SimpleMailMessage对象 -->
 <bean id="mailMessage" class="org.springframework.mail.SimpleMailMessage">
  <property name="from">
   <!-- 设置发送方,hz是发送者的名字 -->
   <value><![CDATA[hz<${mail.from}>]]></value>
  </property>
  <!-- 设置接收方 -->
  <property name="to" value="${mail.to}" />
  <!-- 查看SimpleMailMessage源码还可以注入标题,内容等 -->
 </bean>
 
 <!-- 申明JavaMailSenderImpl对象 -->
 <bean id="mailSender" class="org.springframework.mail.javamail.JavaMailSenderImpl">
  <property name="defaultEncoding" value="UTF-8" />
  <property name="host" value="${mail.host}" />
  <property name="username" value="${mail.username}" />
  <property name="password" value="${mail.password}" />
  <property name="javaMailProperties">
   <props>
    <!-- 设置认证开关 -->
    <prop key="mail.smtp.auth">true</prop>
    <!-- 启动调试开关 -->
    <prop key="mail.debug">true</prop>
   </props>
  </property>
 </bean>
 
</beans> 
 
mail.properties************************
mail.host=smtp.163.com//走163发送协议
mail.username=xxxxxxxx//163邮箱名
mail.password=xxxxxxxx//163邮箱密码
发送者邮箱 这里就是163邮箱
接受者邮箱
 
测试文件***********************
package mail;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.mail.MailSender;
import org.springframework.mail.SimpleMailMessage;
public class SpringSimpleMailTest {
 public static void main(String[] args) {
  ApplicationContext actx = new ClassPathXmlApplicationContext(
    "mail/mailMessage.xml");
  MailSender ms = (MailSender) actx.getBean("mailSender");
  SimpleMailMessage smm = (SimpleMailMessage) actx.getBean("mailMessage");
  // 主题,内容
  smm.setSubject("你好");
  smm.setText("这个是一个通过Spring框架来发送邮件的小程序");
  ms.send(smm);
 }
}