import com.amazonaws.services.simpleemail.AmazonSimpleEmailServiceClientBuilder; //导入依赖的package包/类
@Override
void makeSend(String to, String subject, String msg) {
    String accessKey = config.readString(ConfigProperty.SES_ACCESS_KEY);
    String secretKey = config.readString(ConfigProperty.SES_SECRET_KEY);
    if (!Strings.isNullOrEmpty(accessKey)) {
        Destination destination = new Destination().withToAddresses(to);
        Content subj = new Content().withData(subject);
        Content textBody = new Content().withData(msg);
        Body body = new Body().withHtml(textBody);

        Message message = new Message().withSubject(subj).withBody(body);
        SendEmailRequest req = new SendEmailRequest().withSource(config.readString(ConfigProperty.EMAIL_DEFAULT_FROM_NAME)
                + " <" + config.readString(ConfigProperty.EMAIL_DEFAULT_FROM) + ">")
                .withDestination(destination).withMessage(message);

        AmazonSimpleEmailService client = AmazonSimpleEmailServiceClientBuilder.standard()
                .withRegion(config.readString(ConfigProperty.SES_REGION))
                .withCredentials(new AWSStaticCredentialsProvider(new BasicAWSCredentials(accessKey, secretKey)))
                .build();
        try {
            client.sendEmail(req);
        } finally {
            client.shutdown();
        }
    } else {
        throw new IllegalStateException("SES Mail provider wasn't configured well.");
    }
}
 

import com.amazonaws.services.simpleemail.AmazonSimpleEmailServiceClientBuilder; //导入依赖的package包/类
@PostConstruct
public void afterPropertiesSet() {
  AWSCredentials awsSesCredentials = new BasicAWSCredentials(mailProperties.getAwsAccessKey(),
      mailProperties.getAwsSecretKey());
  this.client = AmazonSimpleEmailServiceClientBuilder.standard()
      .withRegion(Regions.US_EAST_1)
      .withCredentials(new AWSStaticCredentialsProvider(awsSesCredentials))
      .build();
  logger.info("mail agent ready, sender:"
      + mailProperties.getAwsSenderAddress()
      + ", access key:"
      + awsSesCredentials.getAWSAccessKeyId());
}
 

import com.amazonaws.services.simpleemail.AmazonSimpleEmailServiceClientBuilder; //导入依赖的package包/类
public static AmazonSimpleEmailServiceClient createEmailClient() {
    BasicCredentialsProvider credentials = BasicCredentialsProvider.standard();
    AmazonSimpleEmailServiceClient client = !credentials.isValid() ? null : (AmazonSimpleEmailServiceClient)
            AmazonSimpleEmailServiceClientBuilder.standard()
            .withCredentials(credentials)
            .withRegion("eu-west-1")
            .build();
    return client;
}
 

import com.amazonaws.services.simpleemail.AmazonSimpleEmailServiceClientBuilder; //导入依赖的package包/类
@Override
public Parameters handleRequest(Parameters parameters, Context context) {

    context.getLogger().log("Input Function [" + context.getFunctionName() + "], Parameters [" + parameters + "]");

    try {

        // Create an empty Mime message and start populating it
        Session session = Session.getDefaultInstance(new Properties());
        MimeMessage message = new MimeMessage(session);
        message.setSubject(EMAIL_SUBJECT, "UTF-8");
        message.setFrom(new InternetAddress(System.getenv("EMAIL_FROM")));
        message.setReplyTo(new Address[] { new InternetAddress(System.getenv("EMAIL_FROM")) });
        message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(System.getenv("EMAIL_RECIPIENT")));

        MimeBodyPart wrap = new MimeBodyPart();
        MimeMultipart cover = new MimeMultipart("alternative");
        MimeBodyPart html = new MimeBodyPart();
        cover.addBodyPart(html);
        wrap.setContent(cover);
        MimeMultipart content = new MimeMultipart("related");
        message.setContent(content);
        content.addBodyPart(wrap);

        // Create an S3 URL reference to the snapshot that will be attached to this email
        URL attachmentURL = createSignedURL(parameters.getS3Bucket(), parameters.getS3Key());

        StringBuilder sb = new StringBuilder();
        String id = UUID.randomUUID().toString();
        sb.append("<img src=\"cid:");
        sb.append(id);
        sb.append("\" alt=\"ATTACHMENT\"/>\n");
        
        // Add the attachment as a part of the message body
        MimeBodyPart attachment = new MimeBodyPart();
        DataSource fds = new URLDataSource(attachmentURL);
        attachment.setDataHandler(new DataHandler(fds));
        
        attachment.setContentID("<" + id + ">");
        attachment.setDisposition(BodyPart.ATTACHMENT);
         
        attachment.setFileName(fds.getName());
        content.addBodyPart(attachment);

        // Pretty print the Rekognition Labels as part of the Emails HTML content
        String prettyPrintLabels = parameters.getRekognitionLabels().toString();
        prettyPrintLabels = prettyPrintLabels.replace("{", "").replace("}", "");
        prettyPrintLabels = prettyPrintLabels.replace(",", "<br>");            
        html.setContent("<html><body><h2>Uploaded Filename : " + parameters.getS3Key().replace("upload/", "") + 
                        "</h2><p><b>Detected Labels/Confidence</b><br><br>" + prettyPrintLabels + "</p>"+sb+"</body></html>", "text/html");

        // Convert the JavaMail message into a raw email request for sending via SES
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        message.writeTo(outputStream);
        RawMessage rawMessage = new RawMessage(ByteBuffer.wrap(outputStream.toByteArray()));
        SendRawEmailRequest rawEmailRequest = new SendRawEmailRequest(rawMessage);

        // Send the email using the AWS SES Service
        AmazonSimpleEmailService client = AmazonSimpleEmailServiceClientBuilder.defaultClient();
        client.sendRawEmail(rawEmailRequest);

    } catch (MessagingException | IOException e) {
        // Convert Checked Exceptions to RuntimeExceptions to ensure that
        // they get picked up by the Step Function infrastructure
        throw new AmazonServiceException("Error in ["+context.getFunctionName()+"]", e);
    }

    context.getLogger().log("Output Function [" + context.getFunctionName() + "], Parameters [" + parameters + "]");

    return parameters;
}
 

import com.amazonaws.services.simpleemail.AmazonSimpleEmailServiceClientBuilder; //导入依赖的package包/类
/**
 * No-args constructor.
 */
public AWSEmailer() {
	sesclient = AmazonSimpleEmailServiceClientBuilder.standard().withCredentials(new AWSStaticCredentialsProvider(
			new BasicAWSCredentials(Config.AWS_ACCESSKEY, Config.AWS_SECRETKEY))).
			withRegion(Config.AWS_REGION).build();
}