java large file upload

httpURLConnection large file upload (setFixedLengthStreamingMode)

By default, httpURLConnection caches all output stream data, and then encapsulates it into an http. So it's easy to crash.

http://blog.csdn.net/phantomes/article/details/19606455

 

File upload ideas

direct output stream. ( httpURLConnection  will cache all the data and send it at once, only suitable for small files )

Fixed size ( setFixedLengthStreamingMode )

 

large file

direct output stream. ( httpURLConnection  will cache all the data, and then send it at one time, only suitable for small files ) ( file split, multiple http requests)

Fixed size ( setFixedLengthStreamingMode )