@@ -0,0 +1,226 @@
+package com.conveyal.r5.util;%0A%0Aimport java.io.IOException;%0Aimport java.io.InputStream;%0A%0A/**%0A * Created by abyrd on 2019-10-01%0A */%0Apublic interface InputStreamProvider %7B%0A%0A    InputStream getInputStream() throws IOException;%0A%0A%7D%0A

add InputStreamProvider so backend can talk to R5