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6.8 multipartresolver file upload parser (in-depth analysis of SSM and project practice)

2020-11-06 01:14:47 Memory

6.8 MultipartResolver File upload parser

MultipartResolver It is a policy interface for handling file upload , The main thing is to make a normal request (HttpServletRequest) Package as MultipartHttpServletRequest To implement . stay Servlet3.0 before , Not used Spring MVC, Handling file upload is a troublesome thing ( The request needs to be parsed manually ). Now? Spring MVC The request is wrapped , Can be very convenient to handle file upload .

6.8.1 MultipartResolver Source code

Have a look first MultipartResolver Interface source code . Such as code list 6-36 Shown .

Code list 6-36:MultipartResolver Source code

public 

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