private void getBook(String endpointAddress, String resource, String type, String mHeader)
throws Exception {
URL url = new URL(endpointAddress);
URLConnection connect = url.openConnection();
connect.addRequestProperty("Content-Type", "*/*");
connect.addRequestProperty("Accept", type);
connect.addRequestProperty("Accept-Encoding", "gzip;q=1.0, identity; q=0.5, *;q=0");
if (mHeader != null) {
connect.addRequestProperty("X-HTTP-Method-Override", mHeader);
}
InputStream in = connect.getInputStream();