Upload file selecting in Swing and sending via http post and save using a php script -


using http post via swing, , url http://udaydungarwal.com/fileuploadhtml/upload.php , however, not receive file on server. can please, php script is:

<?php $target_dir = "uploads/"; $target_file = $target_dir . basename($_files["fieldname"]["name"]); $uploadok = 1; $imagefiletype = pathinfo($target_file,pathinfo_extension); // check if image file actual image or fake image if(isset($_post["submit"])) {     $check = getimagesize($_files["fieldname"]["tmp_name"]);     if($check !== false) {         echo "file image - " . $check["mime"] . ".";         $uploadok = 1;     } else {         echo "file not image.";         $uploadok = 0;     } } // check if file exists if (file_exists($target_file)) {     echo "sorry, file exists.";     $uploadok = 0; } // check file size if ($_files["fieldname"]["size"] > 500000) {     echo "sorry, file large.";     $uploadok = 0; } // allow file formats if($imagefiletype != "jpg" && $imagefiletype != "png" && $imagefiletype != "jpeg" && $imagefiletype != "gif" ) {     echo "sorry, jpg, jpeg, png & gif files allowed.";     $uploadok = 0; } // check if $uploadok set 0 error if ($uploadok == 0) {     echo "sorry, file not uploaded."; // if ok, try upload file } else {     if (move_uploaded_file($_files["fieldname"]["tmp_name"], $target_file)) {         echo "the file ". basename( $_files["fieldname"]["name"]). " has been uploaded.";     } else {         echo "sorry, there error uploading file.";     } } ?>