I want to transfer file from my android application to http address.I written following code but doesnt work.The address of hhtp=192.168.0.1:8181 with username=admin and password=blank. 
Where should i set username and password for http file transfer
String url = "http://192.168.0.1:8181";
File dir = Environment.getExternalStorageDirectory();
File file = new File(dir,DATABASE_NAME);
try {
    HttpClient httpclient = new DefaultHttpClient();
    HttpPost httppost = new HttpPost(url);
    InputStreamEntity reqEntity = new InputStreamEntity(
            new FileInputStream(file), -1);
    reqEntity.setContentType("binary/octet-stream");
    reqEntity.setChunked(true); // Send in multiple parts if needed
    httppost.setEntity(reqEntity);
    HttpResponse response = httpclient.execute(httppost);
    //Do something with response...
    Log.e("file transfer", "done");
} catch (Exception e) {
    // show error
    Log.e("error", e.getMessage());
}