核心产品
帮助中心
时间：2021-05-19
利用javax.mail发送邮件，图片与附件都可发送
1，Controller类
package com.web.controller.api;import javax.annotation.Resource;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;import com.service.EmailService;@Controller@RequestMapping("api")public class EmailTaskController { private static final Logger logger = LoggerFactory.getLogger(EmailTaskController.class); @Resource EmailService emailService; @RequestMapping("sendEmailTask") public void sendEmailTask() { logger.info("-------------执行发送邮件START---------------"); //写入excel //insuranceService.excelManage(); //发邮件 emailService.emailManage(); logger.info("-------------执行发送邮件END---------------"); }}2,service类
package com.service.impl;import java.io.File;import java.util.ArrayList;import java.util.Date;import java.util.HashMap;import java.util.Iterator;import java.util.List;import java.util.Map;import javax.annotation.Resource;import javax.mail.MessagingException;import javax.mail.internet.MimeMessage;import org.apache.log4j.Logger;import org.springframework.beans.factory.annotation.Value;import org.springframework.core.io.FileSystemResource;import org.springframework.mail.SimpleMailMessage;import org.springframework.mail.javamail.JavaMailSender;import org.springframework.mail.javamail.MimeMessageHelper;import org.springframework.stereotype.Service;import com.entity.MailModel;import com.service.EmailService;import com.SimpleException;@Servicepublic class EmailServiceImpl implements EmailService { private static Logger logger = Logger.getLogger(EmailServiceImpl.class); private String excelPath = "d://"; @Resource private JavaMailSender javaMailSender; @Resource private SimpleMailMessage simpleMailMessage; @Override public void emailManage(){ MailModel mail = new MailModel(); //主题 mail.setSubject("清单"); //附件 Map<String, String> attachments = new HashMap<String, String>(); attachments.put("清单.xlsx",excelPath+"清单.xlsx"); mail.setAttachments(attachments); //内容 StringBuilder builder = new StringBuilder(); builder.append("<html><body>你好！<br />"); builder.append("    附件是个人清单。<br />"); builder.append("    其中人信息；<br />"); builder.append("</body></html>"); String content = builder.toString(); mail.setContent(content); sendEmail(mail); } /** * 发送邮件 * * @author chenyq * @date 2016-5-9 上午11:18:21 * @throws Exception */ @Override public void sendEmail(MailModel mail) { // 建立邮件消息 MimeMessage message = javaMailSender.createMimeMessage(); MimeMessageHelper messageHelper; try { messageHelper = new MimeMessageHelper(message, true, "UTF-8"); // 设置发件人邮箱 if (mail.getEmailFrom()!=null) { messageHelper.setFrom(mail.getEmailFrom()); } else { messageHelper.setFrom(simpleMailMessage.getFrom()); } // 设置收件人邮箱 if (mail.getToEmails()!=null) { String[] toEmailArray = mail.getToEmails().split(";"); List<String> toEmailList = new ArrayList<String>(); if (null == toEmailArray || toEmailArray.length <= 0) { throw new SimpleException("收件人邮箱不得为空！"); } else { for (String s : toEmailArray) { if (s!=null&&!s.equals("")) { toEmailList.add(s); } } if (null == toEmailList || toEmailList.size() <= 0) { throw new SimpleException("收件人邮箱不得为空！"); } else { toEmailArray = new String[toEmailList.size()]; for (int i = 0; i < toEmailList.size(); i++) { toEmailArray[i] = toEmailList.get(i); } } } messageHelper.setTo(toEmailArray); } else { messageHelper.setTo(simpleMailMessage.getTo()); } // 邮件主题 if (mail.getSubject()!=null) { messageHelper.setSubject(mail.getSubject()); } else { messageHelper.setSubject(simpleMailMessage.getSubject()); } // true 表示启动HTML格式的邮件 messageHelper.setText(mail.getContent(), true); // 添加图片 if (null != mail.getPictures()) { for (Iterator<Map.Entry<String, String>> it = mail.getPictures().entrySet() .iterator(); it.hasNext();) { Map.Entry<String, String> entry = it.next(); String cid = entry.getKey(); String filePath = entry.getValue(); if (null == cid || null == filePath) { throw new RuntimeException("请确认每张图片的ID和图片地址是否齐全！"); } File file = new File(filePath); if (!file.exists()) { throw new RuntimeException("图片" + filePath + "不存在！"); } FileSystemResource img = new FileSystemResource(file); messageHelper.addInline(cid, img); } } // 添加附件 if (null != mail.getAttachments()) { for (Iterator<Map.Entry<String, String>> it = mail.getAttachments() .entrySet().iterator(); it.hasNext();) { Map.Entry<String, String> entry = it.next(); String cid = entry.getKey(); String filePath = entry.getValue(); if (null == cid || null == filePath) { throw new RuntimeException("请确认每个附件的ID和地址是否齐全！"); } File file = new File(filePath); if (!file.exists()) { throw new RuntimeException("附件" + filePath + "不存在！"); } FileSystemResource fileResource = new FileSystemResource(file); messageHelper.addAttachment(cid, fileResource); } } messageHelper.setSentDate(new Date()); // 发送邮件 javaMailSender.send(message); logger.info("------------发送邮件完成----------"); } catch (MessagingException e) { e.printStackTrace(); } }}MailModel实体类
package com.support.entity;import java.util.Map;public class MailModel { /** * 发件人邮箱服务器 */ private String emailHost; /** * 发件人邮箱 */ private String emailFrom; /** * 发件人用户名 */ private String emailUserName; /** * 发件人密码 */ private String emailPassword; /** * 收件人邮箱，多个邮箱以“;”分隔 */ private String toEmails; /** * 邮件主题 */ private String subject; /** * 邮件内容 */ private String content; /** * 邮件中的图片，为空时无图片。map中的key为图片ID，value为图片地址 */ private Map<String, String> pictures; /** * 邮件中的附件，为空时无附件。map中的key为附件ID，value为附件地址 */ private Map<String, String> attachments; private String fromAddress;//发送人地址1个 private String toAddresses;//接收人地址,可以为很多个，每个地址之间用";"分隔，比方说450065208@qq.com;lpf@sina.com private String[] attachFileNames;//附件 public String getFromAddress() { return fromAddress; } public void setFromAddress(String fromAddress) { this.fromAddress = fromAddress; } public String getToAddresses() { return toAddresses; } public void setToAddresses(String toAddresses) { this.toAddresses = toAddresses; } public String getSubject() { return subject; } public void setSubject(String subject) { this.subject = subject; } public String getContent() { return content; } public void setContent(String content) { this.content = content; } public String[] getAttachFileNames() { return attachFileNames; } public void setAttachFileNames(String[] attachFileNames) { this.attachFileNames = attachFileNames; } public String getEmailHost() { return emailHost; } public void setEmailHost(String emailHost) { this.emailHost = emailHost; } public String getEmailFrom() { return emailFrom; } public void setEmailFrom(String emailFrom) { this.emailFrom = emailFrom; } public String getEmailUserName() { return emailUserName; } public void setEmailUserName(String emailUserName) { this.emailUserName = emailUserName; } public String getEmailPassword() { return emailPassword; } public void setEmailPassword(String emailPassword) { this.emailPassword = emailPassword; } public String getToEmails() { return toEmails; } public void setToEmails(String toEmails) { this.toEmails = toEmails; } public Map<String, String> getPictures() { return pictures; } public void setPictures(Map<String, String> pictures) { this.pictures = pictures; } public Map<String, String> getAttachments() { return attachments; } public void setAttachments(Map<String, String> attachments) { this.attachments = attachments; } }spring.xml添加配置信息
<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://#收件人（多个用,隔开）mail.subject=testEmail #主题以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。
声明：本页内容来源网络，仅供用户参考；我单位不保证亦不表示资料全面及准确无误，也不保证亦不表示这些资料为最新信息，如因任何原因，本网内容或者用户因倚赖本网内容造成任何损失或损害，我单位将不会负任何法律责任。如涉及版权问题，请提交至online#300.cn邮箱联系删除。
本文实例讲述了php简单实现发送带附件的邮件。分享给大家供大家参考。具体如下：下面是静态html代码：带附件的邮件发送发送人：收件人：邮件主题：邮件内容：附件上
本文实例讲述了C#简单发送email的方法。分享给大家供大家参考。具体实现方法如下：#region邮件发送//////发送邮件支持HTML格式先引用System
本文实例讲述了Android发送邮件的方法。分享给大家供大家参考，具体如下：在android手机中实现发送邮件的功能也是不可缺少的。如何实现它呢？下面以简单的例
本文实例讲述了C#实现异步发送邮件的方法。分享给大家供大家参考。具体如下：下面的代码可以实现异步发送邮件，等邮件发送出去后会自动调用回调函数，这样在发送邮件时就
上篇中有提到要实现发送邮件功能，且发送邮件是当监控软件发现异常时调用restartServer.bat文件来执行指定命令而实现的发送操作。在选择实现时该功能时我
