Afinal Upload file service side accept parameter is empty

Source: Internet
Author: User

Do a test to upload and submit data, encountered a problem, if only the string type parameters, the server side to accept the parameter is not a problem, if the file type, the server-side servlet accepts the parameters are empty.

The code is as follows

Finalhttp fh = new Finalhttp ();

Ajaxparams params = new Ajaxparams ();
Params.put ("Action", "Test");
Params.put ("username", "aaaaa");
try {
Params.put ("File", New file ("/mnt/sdcard/1.jpg"));
} catch (FileNotFoundException e) {
TODO auto-generated Catch block
E.printstacktrace ();
}


Fh.post (Serverurl,params, New ajaxcallback<object> () {

@Override
public void onloading (long count, long current) {
Super.onloading (count, current);
}
@Override
public void onsuccess (Object t) {
TODO auto-generated Method Stub
Logger.info ("return message is +" + t.tostring ());
}
});

Afinal Upload file service side accept parameter is empty

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.