用JSP/Servlets实现Web方式的文件上传 Use JSP and Servlet to Upload file to server is becoming a common task now. Below is a simple example use the jspsmart free component which implements it. You can download the free package from JSPSMART 1. Html File action="uploadImage.jsp" ENCTYPE="multipart/form-data" target=_self>

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<!--

close this window

--&gt

2. JSP File

java.sql.*,java.util.* "%>

class="com.jspsmart.upload.SmartUpload" />

//Initialization

mySmartUpload.init(config);

mySmartUpload.service(request,response);

//Set Restriction

mySmartUpload.setAllowedFilesList("gif,bmp,jpeg,jpg");

mySmartUpload.setTotalMaxFileSize(51200);

// Upload

try{

mySmartUpload.upload();

}

catch(Exception e){

out.println("

Upload File Fail!

"JavaScript:window.history.back();">back

");

out.println("Notes:");

out.println("

• You must set correct File
  Name.

");

out.println("

• You file size must be less than
  50K.

");

out.println("

• You can only upload .Gif .jpeg .jpg and
  .bmp files.

");

return;

}

//save file to disk

mySmartUpload.getFiles().getFile(0).saveAs("/" +

"FileName");

　

%>

3. Servlet File (you can do it yourself)

来自 “ ITPUB博客 ” ，链接：http://blog.itpub.net/374079/viewspace-131129/，如需转载，请注明出处，否则将追究法律责任。