Design And Implement Of PUSHMAIL System Based On PULL Technology

Nowadays, the function email played is more and greater in the society, it was required real-time. In order to receive email anytime and anywhere, client was transplanted to the embedded handheld devices. And then a new concept called PUSHMAIL came up.PUSHMAIL wireless information service is certainly a revolution in the developing history of the email. It has changed the traditional way users receive email, and push new emails to the user. A new email can be push to the client by the PUSHMAIL system immediately. What' s more user can read the content and do other works on the handheld devices. The system is the integration of the devices' portability and the email. It can meet the needs of different groups, and can bring convenience to people working in different areas. It improves social service quality.Firstly, this paper analyzes and summarizes several typical PUSHMAIL products at home and abroad. Meanwhile, it discusses the significance of this project. On these bases, it studies SMTP, POP3 and MIME protocol. What' s more, it studies the development on J2ME and the PUSH registration. This page designs a new type of PUSHMAIL system, without the support of ISP. The system, based on the "PULL* technology, can support all POP3 servers. It makes "Get message anytime, anywhere" comes true. Further more, the prototype was designed. According to this design, complete the coding. After testing the functions and analyzing the performance, the system achieves the desired results.