Create Email with Non-Standard Binary Body

Creates an email where the only body is a binary WAV file. The technique used in the example could be applied to other binary files, such as PDF, MS-WORD docs, Excel docs, etc.

Download Chilkat Java Library

Download Chilkat Java x64 Library

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[])
  {
    CkMime mime = new CkMime();
    boolean success;

    success = mime.UnlockComponent("Anything for 30-day trial.");
    if (success == false) {
        System.out.println(mime.lastErrorText());
        return;
    }

    success = mime.SetBodyFromFile("VoiceMessage.wav");
    if (success == false) {
        System.out.println(mime.lastErrorText());
        return;
    }

    //  The MIME has this header:
    //  Content-Disposition: attachment;
    //  	 filename="VoiceMessage.wav"
    //  Content-Transfer-Encoding: base64
    //  Content-Type: audio/x-wav;
    //  	name="VoiceMessage.wav"

    //  We don't want the content-disposition to be an
    //  attachment -- otherwise the email object will self-correct
    //  and put it in a multipart/mixed format...
    mime.put_Disposition("");
    mime.put_Filename("");

    String strMime;
    strMime = mime.getMime();
    System.out.println(strMime);

    //  Now load it into an email object:
    CkEmail email = new CkEmail();
    success = email.SetFromMimeText(strMime);
    if (success == false) {
        System.out.println(email.lastErrorText());
        return;
    }

    //  Add subject, TO, FROM, etc.
    email.put_Subject("This is a test");
    email.put_From("support@chilkatsoft.com");
    email.AddTo("Matt","matt@chilkatsoft.com");

    //  Your email is ready to send.
    //  (but for this example, we'll simply save it to a file...)
    success = email.SaveEml("email.eml");
    if (success == false) {
        System.out.println(email.lastErrorText());
        return;
    }

    System.out.println("OK!");

  }
}