利用java语言编写的邮件客户端的收发，对大家有很大的帮助-Written using java mail client to send and receive, a great help to everyone

java语言实现的邮件发送客户端，包含了完整的源代码和SWT图形界面设计的包。-java language of the mail client, including full source code and SWT graphical interface design package.