Options call for meta before REST API call
问题 I'm trying to understand how this system is working under the hood. The system is REST based which is pretty standard, what I don't get the client makes an OPTIONS call before each API call and xml content is returned in the format. It's using Jersey Java. OPTIONS response for the DELETE method Access-Control-Request-Method: DELETE is passed in the headers <?xml version="1.0" encoding="UTF-8" standalone="yes"?> <application xmlns="http://wadl.dev.java.net/2009/02"> <doc xmlns:jersey="http:/