public boolean sendEMail(int AD_User_ID,String subject,String message,File attachment){
  Collection<File> attachments=new ArrayList<File>();
  if (attachment != null)   attachments.add(attachment);
  return sendEMailAttachments(AD_User_ID,subject,message,attachments);
}

public boolean sendEMail ( int AD_User_ID , String subject , String message , File attachment ) { Collection < File > attachments = new ArrayList < File > ( ) ; if ( attachment != null ) attachments . add ( attachment ) ; return sendEMailAttachments ( AD_User_ID , subject , message , attachments ) ; }
send email from request user - with trace
