(Java) Get SpamAssassin Score for an Email

Uses Postmark’s spam API (a RESTfull interface to the SpamAssassin filter tool) to analyze an email to get a spam score.

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import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    boolean success;

    // First build an email to check.
    CkEmail email = new CkEmail();
    email.put_Subject("this is a test");
    email.put_From("support@chilkatsoft.com");
    email.AddTo("John Doe","john@example.com");
    email.AddPlainTextAlternativeBody("this is a test");
    email.AddHtmlAlternativeBody("<html><body><b>Hello John!</b><p>This is a test</p></body></html>");
    success = email.AddFileAttachment2("qa_data/jpg/starfish.jpg","image/jpeg");

    // Check this email by implementing this curl command:

    // curl -X POST "https://spamcheck.postmarkapp.com/filter"
    // -H "Accept: application/json"
    // -H "Content-Type: application/json"
    // -v
    // -d '{"email":"raw dump of email", "options":"short"}'

    CkJsonObject json = new CkJsonObject();
    json.UpdateString("email",email.getMime());
    json.UpdateString("options","short");

    CkHttp http = new CkHttp();
    CkHttpResponse resp = http.PostJson3("https://spamcheck.postmarkapp.com/filter","application/json",json);
    if (http.get_LastMethodSuccess() != true) {
        System.out.println(http.lastErrorText());
        return;
        }

    System.out.println("response status code = " + resp.get_StatusCode());
    System.out.println("response body: ");
    System.out.println(resp.bodyStr());
  }
}