使用带 Java 的 SendGrid 发送电子邮件

Question

我是软件开发的新手，一直在尝试用 Java 开发一个应用程序，以使用 SendGrid 发送多内容电子邮件（纯文本和 html 文件），但我只获取 HTML 文件。请帮我解决这个问题。这是我的代码。Email from = new Email("[e-mail]");String subject = "Sending with SendGrid is Fun";Content content = new Content();content.setType("text/plain");content.setValue("This is a simple text");content.setType("text/html");content.setValue("This is an HTML text");Personalization personalization = new Personalization();Email to = new Email();to.setEmail("[e-mail]");personalization.addTo(to);Email to2 = new Email();to2.setEmail("[e-mail]");personalization.addTo(to2);Email Cc = new Email();Cc.setEmail("[e-mail]");personalization.addCc(Cc);Mail mail = new Mail();mail.setFrom(from);mail.setSubject(subject);mail.addContent(content);mail.addPersonalization(personalization);endGrid sg = new SendGrid("SENDGRID API");Request request = new Request();try {    request.setMethod(Method.POST);    request.setEndpoint("mail/send");    request.setBody(mail.build());    Response response = sg.api(request);    System.out.println(response.getStatusCode());    System.out.println(response.getBody());    System.out.println(response.getHeaders());} catch (IOException ex) {    throw ex;}

Answer 1

您使用 HTML 覆盖文本内容。

如果你想要两者，你应该这样写：

Content plainContent = new Content("text/plain", "This is a simple text");

Content htmlContent = new Content("text/html", "This is an HTML text");

mail.addContent(plainContent);

mail.addContent(htmlContent);