java上传工具：
com.jspsmart.upload.SmartUpload smartUpload=new com.jspsmart.upload.SmartUpload();
smartUpload.initialize(pageContext);
try{
smartUpload.setAllowedFilesList( "xls"); //这里可以限制上传类型
smartUpload.setMaxFileSize(500000); // 限制每个上传文件的最大长度。
boolean isfile=true;
smartUpload.upload();
com.jspsmart.upload.File myfile=null;
if(smartUpload.getFiles().getCount()> 0){
for(int i=0;i
2019-12-21 20:09:11
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