如何向每个用户发送个性化电子邮件

This is my code:

这是我的代码:

if((recipientsBcc != null) && (recipientsBcc.length > 0)){          
addressBcc = new InternetAddress[recipientsBcc.length];
}

MimeMessage message = new MimeMessage(session);  
message.setFrom(new InternetAddress(Receipt_From));
if(addressBcc != null){
for (int i = 0; i < recipientsBcc.length; i++) {
addressBcc[i] = new InternetAddress(recipientsBcc[i]);
}
message.setRecipients(Message.RecipientType.BCC, addressBcc); 
Transport.send(message);
if((recipientsBcc