[Spring] Mail 보내기

패스워드 분실시 메일로 인증번호를 발송하기 위해 프로시저 작성

 

참고 블로그  (Gmail설정)

heodolf.tistory.com/99

 

pom.xml

		
		<!-- Mail -->
		<dependency>
			<groupId>javax.activation</groupId>
			<artifactId>activation</artifactId>
			<version>1.1</version>
		</dependency>
		
		<dependency>
			<groupId>javax.mail</groupId>
			<artifactId>mail</artifactId>
			<version>1.4.7</version>
		</dependency>

 

mail procedure (어디서 사용하든 상관 X)

MailUrl : smtp.gmail.com

Port : 587

 

MimeMultiPart를 사용하는 이유 : 파일 첨부 가능

public String sendMail(String userId) {
		String result = "";
		try {
			MailVo mailVo = envDao.adminInfo(); //DB에서 정보를 가져옴

			// from info
			String FROM = mailVo.getMailId();
			String FROMNAME = mailVo.getUserName();

			// to info
			String TO = userId;

			// login
			String SMTP_USERNAME = mailVo.getMailId();
			String SMTP_PASSWORD = mailVo.getMailPw();

			System.out.println(SMTP_USERNAME);
			System.out.println(SMTP_PASSWORD);

			// not use
			String CONFIGSET = "ConfigSet";

			// host info - gmail
			String HOST = mailVo.getMailUrl();
			int PORT = mailVo.getMailPort();

			String SUBJECT = "안녕하세요. 홈페이지 관리자 "+ FROMNAME +"입니다.";

			String CONTENT_TEXT = System.getProperty("line.separator") +
					"<h4>안녕하세요. DG홈페이지에서 메일보내드립니다.</h4>" + "<br />" + "<br />" +
					"Contents" +
					"<br />" + "<br />" + "<h4>감사합니다.</h4>";


			// Mail Info
			Properties props = System.getProperties();
			props.put("mail.transport.protocol", "smtp");
			props.put("mail.smtp.port", PORT);
			props.put("mail.smtp.starttls.enable", "true");
			props.put("mail.smtp.auth", "true");

			// Create a Session object to represent a mail session with the specified
			// properties.
			Session session = Session.getDefaultInstance(props);

			// Create a message with the specified information.
			MimeMessage msg = new MimeMessage(session);
			msg.setFrom(new InternetAddress(FROM, FROMNAME));
			msg.setRecipient(Message.RecipientType.TO, new InternetAddress(TO));
			msg.setSubject(SUBJECT);

			MimeBodyPart mbp = new MimeBodyPart();
			mbp.setContent(CONTENT_TEXT, "text/html; charset=UTF-8");

			Multipart mp = new MimeMultipart();
			mp.addBodyPart(mbp);

			msg.setContent(mp);

			// Add a configuration set header. Comment or delete the
			// next line if you are not using a configuration set
			msg.setHeader("X-SES-CONFIGURATION-SET", CONFIGSET);

			// Create a transport.
			Transport transport = session.getTransport();

			// Send the message.
//				System.out.println("Sending...");

			// Connect to Amazon SES using the SMTP username and password you specified
			// above.
			transport.connect(HOST, SMTP_USERNAME, SMTP_PASSWORD);

			// Send the email.
			transport.sendMessage(msg, msg.getAllRecipients());
//				System.out.println("Email sent!");
//				__LOG.info("");
			// Close and terminate the connection.
			transport.close();
			result = "메일이 발송되었습니다.";
		} catch (Exception e) {
			result = "메일을 발송하는 도중 오류가 발생하였습니다.";
			log.info(e.getMessage());
		}

		return result;
	}

 

MailVo

public class MailVo {

	private String mailId;
	private String mailPw;
	private String userName;
	private String mailUrl;
	private int mailPort;
	private Date delYn;

	public String getMailId() {
		return mailId;
	}
	public void setMailId(String mailId) {
		this.mailId = mailId;
	}
	public String getMailPw() {
		return mailPw;
	}
	public void setMailPw(String mailPw) {
		this.mailPw = mailPw;
	}
	public String getUserName() {
		return userName;
	}
	public void setUserName(String userName) {
		this.userName = userName;
	}
	public String getMailUrl() {
		return mailUrl;
	}
	public void setMailUrl(String mailUrl) {
		this.mailUrl = mailUrl;
	}
	public int getMailPort() {
		return mailPort;
	}
	public void setMailPort(int mailPort) {
		this.mailPort = mailPort;
	}
	public Date getDelYn() {
		return delYn;
	}
	public void setDelYn(Date delYn) {
		this.delYn = delYn;
	}


}