title: How to put file upload limit in gwt client side?
body: <p>I want to make validation not to upload a file more than 100 MB in my file up loader widget.
  Currently I am uploading the file and transferring it on server side and there on server side checking the size.
  Is there any way so that I can check the file size on client side itself so that it will reduce the time
  required for file transfer to server side</p>