java - HttpURLConnection show progress -

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i use httpurlconnection connect server.i want show update proress.

url url = new url(requesturl); httpurlconnection conn = (httpurlconnection) url.openconnection(); conn.set...// many params. dataoutputstream dos = new dataoutputstream(conn.getoutputstream()); dos.write("http string"); // eg content-disposition: form-data...... inputstream = new fileinputstream(file); // take file stream. while(){    dos.write(filestring);// take file strean memory.this place can take prograss,but in momory,not post server proress. } dos.flush(); inputstream input = conn.getinputstream(); // place post data server,but donot how progress.

please me ,thanks.

you use asynctask that.


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