spring使用模板发送邮件及附件笔记

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需要引用的jar包：

mail-1.4.1.jar

activation-1.1.jar

spring-context-support-2.5.jar

spring-webmvc.jar

前台页面

forgetPassword.jsp：

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><%String path = request.getContextPath();String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html>  <head>    <base href="<%=basePath%>">        <title>忘记密码</title>    <meta http-equiv="pragma" content="no-cache"><meta http-equiv="cache-control" content="no-cache"><meta http-equiv="expires" content="0">      </head>    <body>  <h2>忘记密码处理</h2>    <form action="forgetPassword" name="form1" method="post">    您的注册邮箱：<input type="text" name="user.userId" value=""/>    <input type="submit" value=" 提交  ">    </form>  </body></html>

MailAction.java：

package com.gifer.action;import java.io.File;import java.io.IOException;import java.io.UnsupportedEncodingException;import java.text.SimpleDateFormat;import java.util.Date;import java.util.HashMap;import java.util.Map;import javax.mail.MessagingException;import javax.mail.internet.MimeMessage;import javax.mail.internet.MimeUtility;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.core.io.FileSystemResource;import org.springframework.mail.SimpleMailMessage;import org.springframework.mail.javamail.JavaMailSenderImpl;import org.springframework.mail.javamail.MimeMessageHelper;import org.springframework.ui.freemarker.FreeMarkerTemplateUtils;import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer;import com.gifer.model.LoginUser;import com.opensymphony.xwork2.ActionSupport;import freemarker.template.Template;import freemarker.template.TemplateException;public class MailAction extends ActionSupport {/** *  */private static final long serialVersionUID = 4962937405531604950L;private static final Logger log = LoggerFactory.getLogger(MailAction.class);private JavaMailSenderImpl mailSender;private SimpleMailMessage mailMessage;private FreeMarkerConfigurer freeMarkerConfigurer;private LoginUser user;public void setMailSender(JavaMailSenderImpl mailSender) {this.mailSender = mailSender;}public void setMailMessage(SimpleMailMessage mailMessage) {this.mailMessage = mailMessage;}public void setUser(LoginUser user) {this.user = user;}public void setFreeMarkerConfigurer(FreeMarkerConfigurer freeMarkerConfigurer) {this.freeMarkerConfigurer = freeMarkerConfigurer;}@Overridepublic String execute() throws Exception {// String content = "hello," + user.getUserId()// + "，您的临时密码是：123456，请及时登录修改。";// 发送简单邮件// this.sendSimpleMail(content);// 发送html邮件// this.sendHtmlMail(content);this.sendTemplateMail();return SUCCESS;}// 发送简单文本内容邮件private void sendSimpleMail(String content) {this.mailMessage.setTo(user.getUserId());// 邮件接收者this.mailMessage.setText(content);// 邮件内容this.mailSender.send(mailMessage);// 发送}// 发送HTML内容邮件private void sendHtmlMail(String content) {MimeMessage mailMsg = this.mailSender.createMimeMessage();MimeMessageHelper messageHelper = new MimeMessageHelper(mailMsg);String html = "<html><head></head><body><h1>Hello</h1>" + content+ "</body></html>";try {messageHelper.setTo(user.getUserId());messageHelper.setText(html, true);// true 表示启动HTML格式的邮件} catch (MessagingException e) {log.error(e.getMessage(), e);}this.mailSender.send(mailMessage);// 发送}// 发送邮件内容采用模板public void sendTemplateMail() {try {MimeMessage mailMsg = this.mailSender.createMimeMessage();MimeMessageHelper messageHelper = new MimeMessageHelper(mailMsg,true, "UTF-8");messageHelper.setTo(user.getUserId());// 接收邮箱messageHelper.setFrom(this.mailMessage.getFrom());// 发送邮箱messageHelper.setSentDate(new Date());// 发送时间messageHelper.setSubject(this.mailMessage.getSubject());// 邮件标题// true 表示启动HTML格式的邮件messageHelper.setText(this.getMailText(), true);// 邮件内容// 添加邮件附件FileSystemResource rarfile = new FileSystemResource(new File("E:\\UploadFileDemo\\mail图片测试.png"));// addAttachment addInline 两种附件添加方式// 以附件的形式添加到邮件// 使用MimeUtility.encodeWord 解决附件名中文乱码的问题messageHelper.addAttachment(MimeUtility.encodeWord("mail图片测试.png"),rarfile);// <img src='cid:file'/> 此处将文件内容嵌入邮件页面中// 这里的'cid:file'与addInline('file',rarfile)中的file对应messageHelper.addInline("file", rarfile);this.mailSender.send(mailMsg);// 发送} catch (MessagingException e) {log.error(e.getMessage(), e);} catch (UnsupportedEncodingException e) {log.error(e.getMessage(), e);}}/** * 获取模板并将内容输出到模板 *  * @param content * @return */private String getMailText() {String html = "";try {Map map = new HashMap();map.put("userName", "greensurfer");map.put("userId", user.getUserId());map.put("password", "123456");SimpleDateFormat sdf = new SimpleDateFormat("yyyy-mm-dd hh:mm:ss");map.put("sendTime", sdf.format(new Date()));// 装载模板Template tpl = this.freeMarkerConfigurer.getConfiguration().getTemplate("forgetPassword.ftl");// 加入map到模板中 输出对应变量html = FreeMarkerTemplateUtils.processTemplateIntoString(tpl, map);} catch (IOException e) {e.printStackTrace();} catch (TemplateException e) {e.printStackTrace();}return html;}}

applicationContext.xml部分：

<!-- 邮件发送方配置bean --><bean id="mailSender" class="org.springframework.mail.javamail.JavaMailSenderImpl"><property name="host" value="smtp.163.com" /><!-- mail account --><property name="username" value="gifer" /><property name="password" value="123456" /><property name="javaMailProperties"><props><prop key="mail.smtp.auth">true</prop></props></property></bean><!-- 邮件发送模板 --><bean id="mailMessage" class="org.springframework.mail.SimpleMailMessage"><property name="from" value="xxxxxxx@163.com" /><property name="subject" value="帐户密码忘记邮件" /></bean><!-- 配置发送模板bean--><bean id="freeMarkerConfigurer"class="org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer"><property name="templateLoaderPaths" value="classpath:mailTemplate" /><!-- 模板路径位置 --><property name="freemarkerSettings"><props><prop key="template_update_delay">1800</prop><!-- 模板更新延时 --><prop key="default_encoding">UTF-8</prop><prop key="locale">zh_CN</prop></props></property></bean><bean id="mailAction" class="com.gifer.action.MailAction"abstract="false" scope="prototype" lazy-init="default" autowire="default"dependency-check="default"><property name="mailSender"><ref bean="mailSender" /></property><property name="mailMessage"><ref bean="mailMessage" /></property><property name="freeMarkerConfigurer"><ref bean="freeMarkerConfigurer"/></property></bean>

struts.xml

<action name="forgetPassword" class="mailAction"><result name="success">jsp/mailSuccess.jsp</result><result name="input">jsp/forgetPassword.jsp</result></action>

模板文件

forgetPassword.ftl：

<!DOCTYPE head PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><title></title><meta HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=utf-8"><style type="text/css">body {font-size: 14px;line-height: 1.5}</style></head><body><table cellspacing="0" cellpadding="20"><tr><td><table width="500" cellspacing="0" cellpadding="1"><tr><td bgcolor="#FF8E00" align="left"style="font-family:'lucida grande',tahoma,'bitstream vera sans',helvetica,sans-serif;line-height:150%;color:#FFF;font-size:24px;font-weight:bold;padding:4px"> GIFER社区<th></th></tr><tr><td bgcolor="#FF8E00"><table width="100%" cellspacing="0" bgcolor="#FFFFFF"cellpadding="20"><tr><tdstyle="font-family:'lucida grande',tahoma,'bitstream vera sans',helvetica,sans-serif;line-height:150%;color:#000;font-size:14px;">亲爱的${userName}：<blockquote><br> <strong>您在gifer.com的帐户${userId}密码忘记了？该邮件为你提供临时密码：${password}，请及时登录，修改您的密码。</strong><br><br>如果下面链接不可用，请复制下面的链接到浏览器进行访问，以便修改你的帐户密码。<br>帐户密码修改链接:<br><a href="http://localhost:10002/UserManager/" target="_blank">http://localhost:10002/UserManager/</a><br><br></blockquote> <br> <br>GIFER 社区<br> <ahref="http://localhost:10002/UserManager/" target="_blank">http://localhost:10002/UserManager/</a><br>发送时间：${sendTime}<br> <br>此邮件为系统自动发出，请勿回复。</td></tr></table></td></tr></table></td></tr></table><img src='cid:file'/></body></html>

发送邮件效果图：