file uploads with jsp

hi

i need to write some code for file uplaods in jsp

i have this form:

<form action="upload.jsp" method="post" enctype="multipart/form-data" name="form1">
<input type="file" name="file">
<input type="submit" name="Submit" value="Submit">
</form>

on page upload.jsp

i need to get info about file and copy it

thank you