From 2b06f3d50f2933fd5d10369367a71d0e5bea4d11 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=AE=B8=E5=85=81=E6=9E=9E?= <3422692813@qq.com> Date: Wed, 19 Mar 2025 16:06:36 +0800 Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../java/com/dc/common/utils/MailUtils.java | 105 +++++++++--------- 1 file changed, 53 insertions(+), 52 deletions(-) diff --git a/dc-Vue/dc-common/src/main/java/com/dc/common/utils/MailUtils.java b/dc-Vue/dc-common/src/main/java/com/dc/common/utils/MailUtils.java index 9869733..541ff37 100644 --- a/dc-Vue/dc-common/src/main/java/com/dc/common/utils/MailUtils.java +++ b/dc-Vue/dc-common/src/main/java/com/dc/common/utils/MailUtils.java @@ -1,15 +1,10 @@ package com.dc.common.utils; -import javax.mail.Message; -import javax.mail.Session; -import javax.mail.Transport; +import javax.mail.*; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeMessage; -import java.util.Date; -import java.util.HashSet; -import java.util.Properties; -import java.util.Set; +import java.util.*; /** * @Description: 邮箱工具类 @@ -44,73 +39,79 @@ public class MailUtils { * @param emailPassword 发件人邮箱授权码 * @return boolean */ - public static boolean sendEmail(Set emails, String title, String sendEmail, String content, String emailProtocol, String emailSMTPHost, String emailPort, String emailAccount, String emailPassword) { + public static boolean sendEmail(Set emails, String title, String sendEmail, String content, + String emailProtocol, String emailSMTPHost, String emailPort, + String emailAccount, String emailPassword) { // 未传收件人邮箱地址则直接返回 if (emails == null || emails.isEmpty()) return false; + try { - // 1. 创建参数配置, 用于连接邮件服务器的参数配置 + // 1. 创建参数配置, 用于连接邮件服务器 Properties props = new Properties(); - props.setProperty("mail.transport.protocol", emailProtocol); // 使用的协议（JavaMail规范要求） - props.setProperty("mail.smtp.host", emailSMTPHost); // 指定smtp服务器地址 - props.setProperty("mail.smtp.port", emailPort); // 指定smtp端口号 - // 使用smtp身份验证 - props.setProperty("mail.smtp.auth", "true"); // 需要请求认证 - props.put("mail.smtp.ssl.enable", "true"); // 开启SSL - props.put("mail.smtp.ssl.protocols", "TLSv1.2"); // 指定SSL版本 + props.setProperty("mail.transport.protocol", "smtp"); // 使用SMTP协议 + props.setProperty("mail.smtp.host", emailSMTPHost); // SMTP服务器 + props.setProperty("mail.smtp.port", emailPort); // SMTP端口号 + props.setProperty("mail.smtp.auth", "true"); // 启用SMTP身份验证 + props.setProperty("mail.smtp.ssl.enable", "true"); // 启用SSL + props.put("mail.smtp.starttls.enable", "true"); // 启用STARTTLS（适用于587端口） + props.put("mail.smtp.ssl.protocols", "TLSv1.2"); // 指定TLS版本 props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory"); - // 由于Properties默认不限制请求时间，可能会导致线程阻塞，所以指定请求时长 - props.setProperty("mail.smtp.connectiontimeout", "10000");// 与邮件服务器建立连接的时间限制 - props.setProperty("mail.smtp.timeout", "10000");// 邮件smtp读取的时间限制 - props.setProperty("mail.smtp.writetimeout", "10000");// 邮件内容上传的时间限制 - // 2. 根据配置创建会话对象, 用于和邮件服务器交互 - Session session = Session.getDefaultInstance(props); - session.setDebug(false); // 设置为debug模式, 可以查看详细的发送log + + // 设置请求超时时间 + props.setProperty("mail.smtp.connectiontimeout", "10000"); + props.setProperty("mail.smtp.timeout", "10000"); + props.setProperty("mail.smtp.writetimeout", "10000"); + + // 2. 创建会话 + Session session = Session.getInstance(props, new Authenticator() { + @Override + protected PasswordAuthentication getPasswordAuthentication() { + return new PasswordAuthentication(emailAccount, emailPassword); + } + }); + + session.setDebug(false); // 关闭调试日志 + // 3. 创建邮件 MimeMessage message = new MimeMessage(session); - // 4. From: 发件人（昵称有广告嫌疑，避免被邮件服务器误认为是滥发广告以至返回失败，请修改昵称） message.setFrom(new InternetAddress(emailAccount, sendEmail, "UTF-8")); - // 5. To: 收件人（可以增加多个收件人、抄送、密送） - // MimeMessage.RecipientType.TO: 发送 MimeMessage.RecipientType.CC：抄送 MimeMessage.RecipientType.BCC：密送 - int size = emails.size(); - // 单个目标邮箱还是多个 - if (size == 1) { - String email = emails.iterator().next(); - message.setRecipient(Message.RecipientType.TO, new InternetAddress(email, email, "UTF-8")); + + // 4. 添加收件人 + if (emails.size() == 1) { + message.setRecipient(Message.RecipientType.TO, new InternetAddress(emails.iterator().next())); } else { - InternetAddress[] addresses = new InternetAddress[emails.size()]; - int i = 0; - for (String email : emails) { - addresses[i++] = new InternetAddress(email, email, "UTF-8"); - } - message.setRecipients(MimeMessage.RecipientType.TO, addresses); + InternetAddress[] addresses = emails.stream() + .map(email -> { + try { + return new InternetAddress(email); + } catch (Exception e) { + return null; + } + }) + .filter(Objects::nonNull) + .toArray(InternetAddress[]::new); + message.setRecipients(Message.RecipientType.TO, addresses); } - // 6. Subject: 邮件主题（标题有广告嫌疑，避免被邮件服务器误认为是滥发广告以至返回失败，请修改标题） + + // 5. 邮件标题 & 内容 message.setSubject(title, "UTF-8"); - // 7. Content: 邮件正文（可以使用html标签）（内容有广告嫌疑，避免被邮件服务器误认为是滥发广告以至返回失败，请修改发送内容） message.setContent(content, "text/html;charset=UTF-8"); - // 8. 设置发件时间 message.setSentDate(new Date()); - // 9. 保存设置 message.saveChanges(); - // 10. 根据 Session 获取邮件传输对象 - Transport transport = session.getTransport(); - transport.connect(emailAccount, emailPassword); - // 11. 发送邮件, 发到所有的收件地址, message.getAllRecipients()获取到的是在创建邮件对象时添加的所有收件人, 抄送人, 密送人 - transport.sendMessage(message, message.getAllRecipients()); - // 12. 关闭传输连接 - transport.close(); + + // 6. 发送邮件 + Transport.send(message); + return true; } catch (Exception e) { - System.out.println("报错"+e); + System.out.println("发送邮件失败：" + e.getMessage()); return false; } } + public static void main(String[] args) { Set set = new HashSet<>(); - set.add("18766413289@163.com"); -// System.out.println(MailUtils.sendEmail(set, "测试发送邮件的接口！", -// "您好！这是我发送的一封测试发送接口的邮件，看完请删除记录。","stmp", "smtp.qq.com", "465", "18766413289@163.com", "tbpxqvywlanfchhe")); } } \ No newline at end of file