// Load the Outlook template (OFT) file in MailMessage's instance
MailMessage message = MailMessage.load("data/sample.oft", MessageFormat.getMsg());

// Set the sender and recipients information
String senderDisplayName = "John";
String senderEmailAddress = "john@abc.com";
String recipientDisplayName = "William";
String recipientEmailAddress = "william@xzy.com";

message.setSender(new MailAddress(senderEmailAddress, senderDisplayName));
message.getTo().addMailAddress(new MailAddress(recipientEmailAddress, recipientDisplayName));
message.setHtmlBody(message.getHtmlBody().replace("DisplayName", "<b>" + recipientDisplayName + "</b>"));

// Set the name, location and time in email body
String meetingLocation = "<u>" + "Hall 1, Convention Center, New York, USA" + "</u>";
String meetingTime = "<u>" + "Monday, June 28, 2010" + "</u>";
message.setHtmlBody(message.getHtmlBody().replace("MeetingPlace", meetingLocation));
message.setHtmlBody(message.getHtmlBody().replace("MeetingTime", meetingTime));

// Save the message in MSG format and open in Office Outlook
MapiMessage mapimessage = new MapiMessage().fromMailMessage(message);
mapimessage.setMessageFlags(MapiMessageFlags.MSGFLAG_UNSENT);
mapimessage.save("data/AsposeInvitation.msg");