Springmail v1.0 邮件发送工具类有哪些使用技巧？

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javapackage com.wisdragon.common.utils;

import org.springframework.mail.SimpleMailMessage;import org.springframework.mail.javamail.JavaMailSenderImpl;import org.springframework.mail.javamail.MimeMessageHelper;import javax.mail.MessagingException;

EmailUtils.java

package com.wisdragon.common.utils; import org.springframework.mail.SimpleMailMessage; import org.springframework.mail.javamail.JavaMailSenderImpl; import org.springframework.mail.javamail.MimeMessageHelper; import javax.mail.MessagingException; import javax.mail.internet.MimeMessage; import java.io.File; import java.io.IOException; import java.util.List; import java.util.Properties; /** * Created by Kevin on 2017/8/8.
* Email 发送工具类 v1.0
* EmailUtils.sendHtml HTMl文本信息(可带附近)
* EmailUtils.sendText 普通文本信息
* EmailUtils.EmailData 邮件数据类
* 可以通过一下两种方式构建
* EmailUtils.EmailData data = new EmailUtils.EmailData("开发测试1","发送邮件的内容",fileList)
* EmailUtils.EmailData data = getEmailData("开发测试1","发送邮件的内容",fileList)
*/ //@Component //@Scope(value = "singleton") public class EmailUtils { private final static JavaMailSenderImpl senderImpl = new JavaMailSenderImpl(); //@Value("${email.smtp}") private static String host; //@Value("${email.username}") private static String userName; //@Value("${email.password}") private static String password; //@Value("${email.port}") private static int port; //@Value("${email.smtp.timeout}") private static int timeout; //@Value("${email.from}") private static String from; private EmailUtils() { } static { Properties prop = new Properties(); try { prop.load(EmailUtils.class.getClassLoader().getResourceAsStream("asgi-ext.properties")); host = prop.getProperty("email.smtp"); userName = prop.getProperty("email.username"); password = prop.getProperty("email.password"); port = Integer.parseInt(prop.getProperty("email.port","25")); timeout = Integer.parseInt(prop.getProperty("email.smtp.timeout","2500")); from = prop.getProperty("email.from"); setConfig(); } catch (IOException e) { e.printStackTrace(); } } //@PostConstruct private static void setConfig() { senderImpl.setHost(host); //smtp服务器 senderImpl.setUsername(userName); // 根据自己的情况,设置username senderImpl.setPassword(password); // 根据自己的情况, password senderImpl.setPort(port); Properties prop = new Properties(); prop.put("mail.smtp.auth","true"); // 将这个参数设为true，让服务器进行认证,认证用户名和密码是否正确 prop.put("mail.smtp.timeout",timeout); senderImpl.setJavaMailProperties(prop); } /** * 发送text邮件(多收件人) * * @param to * @param data */ public static void sendText(String[] to,EmailData data) { // 建立邮件消息 SimpleMailMessage mailMessage = new SimpleMailMessage(); mailMessage.setTo(to); mailMessage.setFrom(from); mailMessage.setSubject(data.getSubject()); mailMessage.setText(data.getContent()); // 发送邮件 senderImpl.send(mailMessage); } /** * 发送text邮件 * * @param to * @param data */ public static void sendText(String to,EmailData data) { sendText(new String[]{to},data); } /** * 发送Html邮件 可带附件 (多收件人) * * @param to * @param data * @throws MessagingException */ public static void sendHtml(String[] to,EmailData data) throws MessagingException { // 建立邮件消息,发送简单邮件和html邮件的区别 MimeMessage mailMessage = senderImpl.createMimeMessage(); MimeMessageHelper messageHelper = new MimeMessageHelper(mailMessage,true,"UTF-8"); // 设置收件人，寄件人 messageHelper.setTo(to); messageHelper.setFrom(from); messageHelper.setSubject(data.getSubject()); // true 表示启动HTML格式的邮件 messageHelper.setText(data.getContent(),true); //附件 List files = data.getAttachment(); if (files != null && !files.isEmpty()) { for (File f : files) { messageHelper.addAttachment(f.getName(),f); } } // 发送邮件 senderImpl.send(mailMessage); } /** * 发送Html 可带附件 邮件 * * @param to * @param data * @throws MessagingException */ public static void sendHtml(String to,EmailData data) throws MessagingException { sendHtml(new String[]{to},data); } /** * Email 邮件内容 data * * @return */ public static EmailData getEmailData() { return new EmailData(); } /** * Email 邮件内容 data * * @return */ public static EmailData getEmailData(String subject,String content) { return new EmailData(subject,content); } /** * Email 邮件内容 data * * @return */ public static EmailData getEmailData(String subject,String content,List files) { return new EmailData(subject,content,files); } public static class EmailData { private String subject; private String content; private List attachment; public EmailData() { } public EmailData(String subject,String content) { this.subject = subject; this.content = content; } public EmailData(String subject,String content,List attachment) { this.subject = subject; this.content = content; this.attachment = attachment; } 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 List getAttachment() { return attachment; } public void setAttachment(List attachment) { this.attachment = attachment; } } } asgi-ext.properties

#Email config email.smtp=smtp.163.com email.username=xxxx email.password=yyyyy email.port=25 email.smtp.timeout=25000 email.from=xxxx@163.com