Spring Boot中引入mail郵件服務
阿新 • • 發佈:2019-01-14
傳送郵件,包括簡單郵件,html郵件,帶附件郵件,內嵌圖片郵件四種類型。
1、配置
pom.xml
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-mail</artifactId>
</dependency>
application.properties
spring.mail.host=mail.xxx.com
spring.mail.username=[email protected] .com
spring.mail.password=123456
spring.mail.default-encoding=UTF-8
mail.fromMail.addr=[email protected].com
2、服務類
MailService.java介面
public interface MailService {
public void sendSimpleMail(String to, String subject, String content);
public void sendHtmlMail(String to, String subject, String content);
public void sendAttachmentsMail(String to, String subject, String content,
String filePath);
public void sendInlineResourceMail(String to, String subject,
String content, String rscPath, String rscId);
}
MailServiceImpl.java實現類
@Component
public class MailServiceImpl implements MailService{
@Autowired
private JavaMailSender mailSender;
@Value("${mail.fromMail.addr}")
private String from;
@Override
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 {
//簡單郵件傳送
mailSender.send(message);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void sendHtmlMail(String to, String subject, String content) {
MimeMessage message = mailSender.createMimeMessage();
try {
//true表示需要建立一個multipart message
MimeMessageHelper helper = new MimeMessageHelper(message, true);
helper.setFrom(from);
helper.setTo(to);
helper.setSubject(subject);
helper.setText(content, true);
//Html郵件傳送
mailSender.send(message);
} catch (MessagingException e) {
e.printStackTrace();
}
}
@Override
public void sendAttachmentsMail(String to, String subject, String content, String filePath) {
MimeMessage message = mailSender.createMimeMessage();
try {
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)+1);
helper.addAttachment(fileName, file);
//傳送帶附件的郵件
mailSender.send(message);
} catch (MessagingException e) {
e.printStackTrace();
}
}
@Override
public void sendInlineResourceMail(String to, String subject, String content, String rscPath, String rscId) {
MimeMessage message = mailSender.createMimeMessage();
try {
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);
//傳送正文中有靜態資源(圖片)的郵件
mailSender.send(message);
} catch (MessagingException e) {
e.printStackTrace();
}
}
}
3、測試類
要測試哪種型別就放開註釋掉的Test註解,//@Test
MailServiceTest.java
@RunWith(SpringRunner.class)
@SpringBootTest
public class MailServiceTest {
@Autowired
private MailService mailService;
//從配置檔案獲取變數
@Value("${mail.fromMail.addr}")
private String from;
//@Test
public void testSimpleMail() throws Exception {
mailService.sendSimpleMail(from,"test simple mail"," hello text simple mail");
}
//@Test
public void testHtmlMail() throws Exception {
String content="<html>\n" +
"<body>\n" +
" <h3>hello world ! html郵件!</h3>\n" +
"</body>\n" +
"</html>";
mailService.sendHtmlMail(from,"test html mail",content);
}
//@Test
public void sendAttachmentsMail() {
String filePath="/home/cent/Desktop/test.txt";
mailService.sendAttachmentsMail(from, "帶附件的郵件", "有附件,請查收!", filePath);
}
//@Test
public void sendInlineResourceMail() {
String rscId = "c4fa0242";
String content="<html><body>這是有圖片的郵件:<img src=\'cid:" + rscId + "\' ></body></html>";
String imgPath = "/home/cent/Desktop/c4fa0242.jpg";
mailService.sendInlineResourceMail(from, "有圖片的郵件", content, imgPath, rscId);
}
}
嵌入圖片的郵件正文: