Do not log stacktrace if no session was found

oidc/src/main/java/oidc/exceptions/CookiesNotSupportedException.java

@@ -1,7 +1,15 @@
 package oidc.exceptions;
 
 public class CookiesNotSupportedException extends BaseException {
-    public CookiesNotSupportedException() {
-        super("Cookies not supported");
+
+    public CookiesNotSupportedException(String message) {
+        super(message);
+    }
+
+    @Override
+    protected boolean suppressStackTrace() {
+        return true;
     }
+
+
 }

oidc/src/main/java/oidc/saml/AuthnRequestContextConsumer.java

@@ -70,9 +70,13 @@ public void accept(OpenSaml5AuthenticationRequestResolver.AuthnRequestContext au
         AuthnRequest authnRequest = authnRequestContext.getAuthnRequest();
         HttpServletRequest request = authnRequestContext.getRequest();
 
+        String xForwardedFor = request.getHeader("X-Forwarded-For");
+        String remoteIp = StringUtils.hasText(xForwardedFor) && !xForwardedFor.equalsIgnoreCase("unknown")
+            ? xForwardedFor.split(",")[0].trim() : request.getRemoteAddr();
+
         HttpSession session = request.getSession(false);
         if (session == null) {
-            LOG.warn("There is no session in the HttpServletRequest. CookiesNotSupportedException will be thrown");
+            LOG.warn(String.format("There is no session in the HttpServletRequest from IP: %s. CookiesNotSupportedException will be thrown", remoteIp));
         } else {
             Enumeration<String> attributeNames = session.getAttributeNames();
             List<String> list = Collections.list(attributeNames);
@@ -84,7 +88,7 @@ public void accept(OpenSaml5AuthenticationRequestResolver.AuthnRequestContext au
         SavedRequest savedRequest = requestCache.getRequest(request, null);
 
         if (savedRequest == null) {
-            throw new CookiesNotSupportedException();
+            throw new CookiesNotSupportedException(String.format("There is no savedRequest or cookies are not supported from IP: %s", remoteIp));
         }
 
         Map<String, String[]> parameterMap = savedRequest.getParameterMap();

oidc/src/test/java/oidc/web/CustomErrorControllerTest.java

@@ -52,7 +52,7 @@ public void errorAuthorizationRequestContext() throws URISyntaxException {
     @Test
     @SuppressWarnings("unchecked")
     public void noCookies() throws URISyntaxException {
-        ModelAndView modelAndView = (ModelAndView) doError(new CookiesNotSupportedException());
+        ModelAndView modelAndView = (ModelAndView) doError(new CookiesNotSupportedException("test"));
         assertEquals("no_session_found", modelAndView.getViewName());
     }
 
@@ -64,4 +64,4 @@ private Object doError(Exception exception) throws URISyntaxException {
         return subject.error(request);
     }
 
-}
+}