The package org.springframework.mail is used for mail configuration in the spring application.
The following are the three main interfaces that are used for sending mail:
MailSender: This interface is used to send simple mail messages.JavaMailSender: This interface is a subinterface of theMailSenderinterface and supports sending mail messages.MimeMessagePreparator: This interface is a callback interface that supports theJavaMailSenderinterface in the preparation of mail messages.
The following classes are used for sending mails using Spring:
SimpleMailMessage: This is a class which has properties such asto,from,cc,bcc,sentDate, and many others. TheSimpleMailMessageinterface sends mail withMailSenderImpclasses.
JavaMailSenderImpl: This class is an implementation class of theJavaMailSenderinterface.
MimeMessageHelper: This class helps with preparing MIME messages.