SpringBoot 整合邮件（网易163，qq）

pom文件添加

		
			org.springframework.boot
			spring-boot-starter-mail
		

application.properties添加

spring.mail.host=smtp.qq.com 或者 smtp.163.com
spring.mail.username=qq邮箱 /网易163邮箱
spring.mail.password=密码为授权码 见下图
spring.mail.default-encoding=utf-8

核心服务类代码

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
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 javax.mail.internet.MimeMessage;
import java.io.File;

/**
 * 邮件 公共类
 */
@Service
public class MailService {
	
	private final Logger logger = LoggerFactory.getLogger(this.getClass());

	@Autowired
	private JavaMailSender sender;

	@Value("${spring.mail.username}")
	private String from;

	/**
	 * 发送纯文本的简单邮件
	 * @param to
	 * @param subject
	 * @param content
	 */
	public void sendSimpleMail(String to, String subject, String content){
		SimpleMailMessage message = new SimpleMailMessage();
		message.setFrom(from);
		message.setTo(to);
		message.setSubject(subject);
		message.setText(content);
		try {
			sender.send(message);
			logger.info("测试邮件。");
		} catch (Exception e) {
			logger.error("测试邮件发生异常！", e);
		}
	}

	/**
	 * 发送html格式的邮件
	 * @param to
	 * @param subject
	 * @param content
	 */
	public void sendHtmlMail(String to, String subject, String content){
		MimeMessage message = sender.createMimeMessage();
		try {
			//true表示需要创建一个multipart message
			MimeMessageHelper helper = new MimeMessageHelper(message, true);
			helper.setFrom(from);
			helper.setTo(to);
			helper.setSubject(subject);
			helper.setText(content, true);
			sender.send(message);
			logger.info("html邮件已经发送。");
		} catch (Exception e) {
			logger.error("发送html邮件时发生异常！", e);
		}
	}

	/**
	 * 发送带附件的邮件
	 * @param to
	 * @param subject
	 * @param content
	 * @param filePath
	 */
	public void sendAttachmentsMail(String to, String subject, String content, String filePath){
		MimeMessage message = sender.createMimeMessage();

		try {
			//true表示需要创建一个multipart message
			MimeMessageHelper helper = new MimeMessageHelper(message, true);
			helper.setFrom(from);
			helper.setTo(to);
			helper.setSubject(subject);
			helper.setText(content, true);

			FileSystemResource file = new FileSystemResource(new File(filePath));
			String fileName = filePath.substring(filePath.lastIndexOf(File.separator));
			helper.addAttachment(fileName, file);

			sender.send(message);
			logger.info("带附件的邮件已经发送。");
		} catch (Exception e) {
			logger.error("发送带附件的邮件时发生异常！", e);
		}
	}

	/**
	 * 发送嵌入静态资源（一般是图片）的邮件
	 * @param to
	 * @param subject
	 * @param content 邮件内容，需要包括一个静态资源的id，
	 * @param rscPath 静态资源路径和文件名
	 * @param rscId 静态资源id
	 */
	public void sendInlineResourceMail(String to, String subject, String content, String rscPath, String rscId){
		MimeMessage message = sender.createMimeMessage();

		try {
			//true表示需要创建一个multipart message
			MimeMessageHelper helper = new MimeMessageHelper(message, true);
			helper.setFrom(from);
			helper.setTo(to);
			helper.setSubject(subject);
			helper.setText(content, true);

			FileSystemResource res = new FileSystemResource(new File(rscPath));
			helper.addInline(rscId, res);

			sender.send(message);
			logger.info("嵌入静态资源的邮件已经发送。");
		} catch (Exception e) {
			logger.error("发送嵌入静态资源的邮件时发生异常！", e);
		}
	}
}

测试代码

import com.cn.gov.fos.service.db1.MailService;
import io.swagger.annotations.Api;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.HashMap;
import java.util.Map;

@Api(value = "邮件方法类", tags = "邮件方法类")
@RestController
@RequestMapping("email")
public class EmailController {

	@Autowired
	private MailService mailService;
	
	//接收邮箱地址
	private String to = "[email protected]";

	@GetMapping("/to")
	public void sendSimpleMail() {
		mailService.sendSimpleMail(to, "主题：简单邮件", "测试邮件内容");
	}

	@GetMapping("/to33")
	public void sendHtmlMail() {
		Map model = new HashMap();
		model.put("time", System.currentTimeMillis());
		model.put("message", "huhy   测试邮件");
		String content = "111111111111111111111111111111111";

		mailService.sendHtmlMail(to, "主题：html邮件", content);
	}

	@GetMapping("/to3344")
	public void sendAttachmentsMail() {
		mailService.sendAttachmentsMail(to, "主题：带附件的邮件", "有附件，请查收！", "D:\\1.jpg");
	}

	@GetMapping("/to334455")
	public void sendInlineResourceMail() {
		String rscId = "huhy";
		mailService.sendInlineResourceMail(to,
				"主题：嵌入静态资源的邮件",
				"这是有嵌入静态资源：",
				"D:\\1.jpg",
				rscId);
	}


}