JSP uses the smartupload component to upload and download files

To upload and download files in JSP, you can use the smartupload component to perform related operations.CodeRelatively simple.

The following is part of the Instance code. The detailed usage steps and usage are collected before being posted.Smartupload mysmartupload = new smartupload (); <br/> mysmartupload. initialize (pagecontext); <br/> mysmartupload. setmaxfilesize (1000*1024*1024); <br/> mysmartupload. upload (); </P> <p> COM. jspsmart. upload. file myfile = mysmartupload. getfiles (). getFile (0); <br/> If (! Myfile. ismissing () <br/>{< br/> myfilename = myfile. getfilename (); <br/> AA = getservletconfig (). getservletcontext (). getrealpath ("// web // video"); <br/> string trace = AA + "//" + myfilename; <br/> try {<br/> myfile. saveas (TRACE); //, mysmartupload. save_physical