// Attempt to locate an issuer based on input token.
for (vector<const XMLObject*>::const_iterator t = tokens.begin(); t!=tokens.end(); ++t) {
const saml2::Assertion* assertion = dynamic_cast<const saml2::Assertion*>(*t);
// Attempt to locate an issuer based on input token.
for (vector<const XMLObject*>::const_iterator t = tokens.begin(); t!=tokens.end(); ++t) {
const saml2::Assertion* assertion = dynamic_cast<const saml2::Assertion*>(*t);