import java.net.HttpURLConnection;

class RESTClient {
    String url
    String method = "GET"
    String body //I want the String representation of the object you want to send (either JSON or XML)
    String data //This is where the response data is stored
    Node xml //Store the processed response for xml in here
    Integer status //Where the status code is held, like 200, 201, 404, 400, etc...
    Map headers = ["Content-Type":"text/xml", "Accept":"text/xml"]
    Map params
    HttpURLConnection request
   
   
    def makeRemoteCall() {
        request = new URL(url).openConnection()
   
        //This is set to GET by default
        request.setRequestMethod(method)
   
        //Use the each closure to set all the requestHeader values
        headers.each { name, value ->
            request.setRequestProperty(name, value)
        }
       
        //Check to see what method you are performing, if post or put then you need to write out to the stream.
        if(method in ['POST', 'PUT']) {
            request.doOutput = true
            request.outputStream.withWriter("ASCII") { stream ->
                stream << body //Hopefully your body is well formatted xml or json =D
            }
        }
       
        request.connect()
        status = request.getResponseCode()
        if(status == 200 || status == 201) {
            if(method in ['GET', 'POST', 'PUT']) {
                data = request.content.text
                if(headers["Content-Type"] in ["text/xml", "application/xml"] && data) {
                    xml = new XmlParser().parseText(data)
                }
            }
        }
        return this
    }
   
}