Edit the path to point to the location of the Testdata_Folder directory. Be sure to keep the double backslashes to separate the directory names. In the example, is running on a local pc and the Testdata_Folder is located on the C drive of that pc in the Users\My Documents\Application Loader\ directory on a Windows system.
URL=http://localhost:8082 PATH=C:\\Users\\Owner\\My Documents\\Application Loader\\Testdata_Folder\\
java -jar ApplicationUploader.jar
If successful, you should see the results in the command window.