public void validateRequiredParameters(OAuthClientResponse response)
throws OAuthProblemException {
Set<String> missingParameters = new HashSet<String>();
for (Map.Entry<String, String[]> requiredParam : requiredParams.entrySet()) {
String paramName = requiredParam.getKey();
String val = response.getParam(paramName);
if (OAuthUtils.isEmpty(val)) {
missingParameters.add(paramName);
} else {
String[] dependentParams = requiredParam.getValue();
if (!OAuthUtils.hasEmptyValues(dependentParams)) {
for (String dependentParam : dependentParams) {
val = response.getParam(dependentParam);
if (OAuthUtils.isEmpty(val)) {
missingParameters.add(dependentParam);
}
}
}
}
}
if (!missingParameters.isEmpty()) {
throw OAuthUtils.handleMissingParameters(missingParameters);
}
}
@Override
public void validateRequiredParameters(HttpServletRequest request) throws OAuthProblemException {
String[] tokens = getQueryParameterValues(request, OAuth.OAUTH_BEARER_TOKEN);
if (OAuthUtils.hasEmptyValues(tokens)) {
tokens = getQueryParameterValues(request, OAuth.OAUTH_TOKEN);
if (OAuthUtils.hasEmptyValues(tokens)) {
throw OAuthProblemException.error(null, "Missing OAuth token.");
}
}
if (tokens != null && tokens.length > 1) {
throw OAuthProblemException.error(
OAuthError.TokenResponse.INVALID_REQUEST, "Multiple tokens attached.");
}
String oauthVersionDiff =
ResourceServer.getQueryParameterValue(request, OAuth.OAUTH_VERSION_DIFFER);
if (!OAuthUtils.isEmpty(oauthVersionDiff)) {
throw OAuthProblemException.error(
OAuthError.TokenResponse.INVALID_REQUEST, "Incorrect OAuth version. Found OAuth V1.0.");
}
}