Load MIME (or S/MIME) and Send as Email

Demonstrates how to load a MIME file and send it as email.

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();
    CkMailMan mailman = new CkMailMan();

    //  Any string argument automatically begins the 30-day trial.
    boolean success;
    success = mime.UnlockComponent("30-day trial");
    if (success != true) {
        System.out.println(mime.lastErrorText());
        return;
    }

    //  Any string argument automatically begins the 30-day trial.
    success = mailman.UnlockComponent("30-day trial");
    if (success != true) {
        System.out.println(mailman.lastErrorText());
        return;
    }

    //  Set the SMTP server.
    mailman.put_SmtpHost("smtp.chilkatsoft.com");

    //  Set the SMTP login/password (if required)
    mailman.put_SmtpUsername("myUsername");
    mailman.put_SmtpPassword("myPassword");

    //  Load the MIME (or S/MIME) from a file:
    success = mime.LoadMimeFile("edifact_smime.txt");
    if (success != true) {
        System.out.println(mime.lastErrorText());
        return;
    }

    String fromAddr;
    String recipient;
    fromAddr = "admin@chilkatsoft.com";
    recipient = "support@chilkatsoft.com";

    //  Add email header fields to the MIME:
    mime.AddHeaderField("From",fromAddr);
    mime.AddHeaderField("To",recipient);
    mime.AddHeaderField("Subject","Here is my EDIFACT signed and encrypted...");

    //  We want a Date header with the current date/time.  The email object
    //  automatically generates it.  Therefore we'll create an email object and then
    //  copy the Date header:
    CkEmail email = new CkEmail();
    String dateStr;
    dateStr = email.getHeaderField("Date");
    mime.AddHeaderField("Date",dateStr);

    //  It is not necessary to save the MIME to a file.
    //  We're doing it here just to have a look at the .eml in a text editor...
    success = mime.SaveMime("email.eml");
    if (success != true) {
        System.out.println(mime.lastErrorText());
        return;
    }

    //  Now send the MIME via SMTP:
    String mimeContent;
    mimeContent = mime.getMime();
    success = mailman.SendMime(fromAddr,recipient,mimeContent);
    if (success != true) {
        System.out.println(mailman.lastErrorText());
        return;
    }

    success = mailman.CloseSmtpConnection();
    if (success != true) {
        System.out.println("Connection to SMTP server not closed cleanly.");
    }

    System.out.println("Mail Sent!");
  }
}