Update demo to validate settings.

Author: pitbulk

samples/java-saml-tookit-jspsample/src/main/webapp/metadata.jsp

@@ -2,14 +2,15 @@
 Auth auth = new Auth();
 Saml2Settings settings = auth.getSettings();
 settings.setSPValidationOnly(true);
-String metadata = settings.getSPMetadata();
-List<String> errors = Saml2Settings.validateMetadata(metadata);
+List<String> errors = settings.checkSettings();
+
 if (errors.isEmpty()) {
+        String metadata = settings.getSPMetadata();
 	out.println(metadata);
 } else {
 	response.setContentType("text/html; charset=UTF-8");
 
 	for (String error : errors) {
 	    out.println("<p>"+error+"</p>");
 	}
-}%>
+}%>