send(..) -methods of JavaMailSenderImpl which is only delegating to other methods are pulled up as default methods in the interfaces JavaMailSender and MailSender, to make these interfaces require fewer methods to implement. See gh-23651
send(..) -methods of JavaMailSenderImpl which is only delegating to other methods are pulled up as default methods in the interfaces JavaMailSender and MailSender, to make these interfaces require fewer methods to implement. See gh-23651