如何在不使用SMTP的情况下从java程序中发送outlook邮件

import microsoft.exchange.webservices.data.core.ExchangeService;
import microsoft.exchange.webservices.data.core.enumeration.property.WellKnownFolderName;
import microsoft.exchange.webservices.data.core.service.folder.Folder;
import microsoft.exchange.webservices.data.core.service.item.EmailMessage;
import microsoft.exchange.webservices.data.property.complex.MessageBody;

public class SendOutlookEmail {
    public static void main(String[] args) {
        try {
            // 创建ExchangeService对象，并设置连接信息
            ExchangeService service = new ExchangeService();
            service.setUrl(new java.net.URI("https://outlook.office365.com/EWS/Exchange.asmx"));
            service.setCredentials(new WebCredentials("username", "password"));
            
            // 创建邮件对象
            EmailMessage email = new EmailMessage(service);
            email.setSubject("Test Email");
            email.setBody(new MessageBody("Hello, this is a test email!"));
            
            // 添加收件人、发件人等信息
            email.getToRecipients().add("recipient@example.com");
            email.setFrom(new EmailAddress("sender@example.com"));
            
            // 添加附件（可选）
            // InputStream fileStream = new FileInputStream("path/to/attachment");
            // email.getAttachments().addFileAttachment("AttachmentName", fileStream);
            
            // 发送邮件
            email.send();
            
            System.out.println("Email sent successfully!");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}