private String getJwtResponse(Object httpRequestObject) {
String jwtResponse;
if (HttpRequest.class.isAssignableFrom(httpRequestObject.getClass())) {
HttpRequest httpRequest = (HttpRequest) httpRequestObject;
Assert.isTrue(
httpRequest.getMethod() == HttpMethod.GET, "Only Http GET method is supported.");
jwtResponse = httpRequest.getParameter(JWT_RESPONSE);
} else {
// This must never happen, if the object request is of HttpServletRequest type the
// HTTP_SERVLET_REQUEST_WRAPPER_CLASS
// must be already loaded and therefore cannot be null.
if (HTTP_SERVLET_REQUEST_WRAPPER_CLASS == null) {
throw new RuntimeException(
"DefaultHttpServletRequestWrapper not loaded error occurred while handling httpRequest of type: "
+ httpRequestObject.getClass().getName());
}
Constructor<? extends HttpServletRequestWrapper> ctor =
Classes.getConstructor(HTTP_SERVLET_REQUEST_WRAPPER_CLASS, Object.class);
HttpServletRequestWrapper httpServletRequestWrapper =
Classes.instantiate(ctor, httpRequestObject);
HttpMethod method = HttpMethod.fromName(httpServletRequestWrapper.getMethod());
Assert.isTrue(HttpMethod.GET == method, "Only Http GET method is supported.");
jwtResponse = httpServletRequestWrapper.getParameter(JWT_RESPONSE);
}
if (!Strings.hasText(jwtResponse)) {
throw new InvalidJwtException(InvalidJwtException.JWT_REQUIRED_ERROR);
}
return jwtResponse;
}
