| As smart-phone continues to grow, many sociality platform appeared on the mobile phone market which changed communication, such as wechat. These social applications have limitations which only can share information and make friends. For all that, A social system based on dinner is implemented which integrate dinner and social.The social system based on dinner consists of two parts: server and client, the server is implemented by implemented J2EE+MYSQL+B/S. The client is implemented by Android.And the system consists of five parts: Safety management, friends management, chat management, dinner management and user management functions. The main work of this thesis as follows:(1)The social system based on dinner not only provides near function, but also can search the nearby friends. At the same time, the system provides online chat, and can send an invitation to friends for dinner which is the difference with other social platform.(2)The system provides perfect security solution, such as parallel database technology,and data backup function which can enhance the protective ability of the system.When the main database system fails to run, the server can connect to the other database automatically. When the error occurs in the database, The user can use backup file to deal with the error, the two measures can greatly improve the data reliability of the system..(3) The system can implement interaction between server and mobile terminal by HTTP post method which need to use XML technology, XML is a lightweight data exchange technology which can achieve the purpose of exchange data between different platforms.The innovation of this subject is as follows:(1)The system realize 2D map and 3D map operation and map display by calling baidu Maps API, at the same time, the system supporting POI search which comprise around search,region search, urban search,and other functions, which can search to the nearby restaurants and restaurant details through a meal social platform to send to friends who can quickly locate the dinner restaurant location.(2)The system uses location services technology which is mobile phone positioning technology based on wireless cellular network. And The user can know location information of nearby friends(such as the data of coordinate of taboo), the technology is the basis to realize nearby friends search, it can transmit the location information to a friend, which can improve search efficiency.The social system based on dinner for Android Platform has been constructed and it has been applied to actual environment to processing user dinner needs, The system attracts a lot of users, users can share food information, and enrich people's life. |
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