File : MailMail.java

package com.yiibai.common;

import org.springframework.mail.MailSender;

import org.springframework.mail.SimpleMailMessage;

public class MailMail

{

	private MailSender mailSender;

	public void setMailSender(MailSender mailSender) {

		this.mailSender = mailSender;

	}

	public void sendMail(String from, String to, String subject, String msg) {

		SimpleMailMessage message = new SimpleMailMessage();

		message.setFrom(from);

		message.setTo(to);

		message.setSubject(subject);

		message.setText(msg);

		mailSender.send(message);

	}

}

File : Spring-Mail.xml

<beans xmlns="http://www.springframework.org/schema/beans"

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://www.springframework.org/schema/beans

http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">

<bean id="mailSender" class="org.springframework.mail.javamail.JavaMailSenderImpl">

	<property name="host" value="smtp.gmail.com" />

	<property name="port" value="587" />

	<property name="username" value="yiibai.com@gmail.com" />

	<property name="password" value="password" />

	<property name="javaMailProperties">

	   <props>

       	      <prop key="mail.smtp.auth">true</prop>

       	      <prop key="mail.smtp.starttls.enable">true</prop>

       	   </props>

	</property>

</bean>

<bean id="mailMail" class="com.yiibai.common.MailMail">

	<property name="mailSender" ref="mailSender" />

</bean>

</beans>

运行它

package com.yiibai.common;

import org.springframework.context.ApplicationContext;

import org.springframework.context.support.ClassPathXmlApplicationContext;

public class App

{

    public static void main( String[] args )

    {

    	ApplicationContext context =

             new ClassPathXmlApplicationContext("Spring-Mail.xml");

    	MailMail mm = (MailMail) context.getBean("mailMail");

        mm.sendMail("from@no-spam.com",

    		   "to@no-spam.com",

    		   "Testing123",

    		   "Testing only \n\n Hello Spring Email Sender");

    }

}