Flash 断点续传,选择文件后，先检查本地的SO中存的MD5信息是否和选择文件相同的，如果有相同数据，再判断是否已经上传成功，如果没有完成，会询问是否续传，如果选择是，那么就将文件的信息发送给后台，后台根据文件信息判断是否存在此文件，并根据文件信息返回需要续传的块序号，然后FLASH根据这些序号上传。
上传时，后台接收成功一个块，就会在日志文件写入相应的块信息，便于下次查询
如果上传成功，则将日志信息删除，本地SO中更新上传状态来自www.kingnare.com/auzn
,HTTP Flash, select the file, first check the local SO in information is stored in MD5, and select the file the same, if the same data, and then determine whether the upload has been successful, if not completed, will be asked whether Resume, If you choose yes, then the document will be sent to the background information, background information on the basis of documents to determine whether the existence of this file and return file information in accordance with the needs of the block Resume serial number, and then FLASH From the basis of these serial numbers. From when the success of the background to receive a block, it will write the log file in the corresponding block of information, easy to upload the next query if successful, will delete the log information, the local SO update upload status