Description:

Commons-Email aims to provide a API for sending email. It
is built on top of the Java Mail API, which it aims to
simplify.
Some of the mail classes that are provided are as follows:

SimpleEmail - This class is used to send basic text based
emails.
MultiPartEmail - This class is used to send multipart messages.
This allows a text message with attachments
either inline or attached.
HtmlEmail - This class is used to send HTML formatted
emails. It has all of the capabilities as
MultiPartEmail allowing attachments to be
easily added. It also supports embedded images.
EmailAttachment - This is a simple container class to allow
for easy handling of attachments. It is for
se with instances of MultiPartEmail and HtmlEmail.