/**
* Validate the signature related parameters. The signed fields and signature parameters must be
* present, and the signed fields list must contain the requisite parameters.
*
* @param response response to validate
* @throws ValidationException if the signature related parameters are not valid
*/
public void validateSignature(PositiveAssertion response) throws ValidationException {
Set<QName> requiredSignedFields = new HashSet();
requiredSignedFields.addAll(Arrays.asList(ValidationUtils.REQUIRED_SIGNED_FIELDS));
if (!DatatypeHelper.isEmpty(response.getClaimedId())) {
requiredSignedFields.add(Parameter.claimed_id.QNAME);
}
if (!DatatypeHelper.isEmpty(response.getIdentity())) {
requiredSignedFields.add(Parameter.identity.QNAME);
}
ValidationUtils.validateSignature(response, requiredSignedFields);
}
/** {@inheritDoc} */
public void validate(PositiveAssertion response) throws ValidationException {
super.validate(response);
if (!PositiveAssertion.MODE.equals(response.getMode())) {
throw new ValidationException(
"Positive Assertion must have a mode value of '"
+ PositiveAssertion.MODE
+ "' (value was '"
+ response.getMode()
+ "'");
}
if (DatatypeHelper.isEmpty(response.getEndpoint())) {
throw new ValidationException("Positive Assertion must define the OP endpoint");
}
if (DatatypeHelper.isEmpty(response.getClaimedId())
^ DatatypeHelper.isEmpty(response.getIdentity())) {
throw new ValidationException(
"Positive Assertion must have the claimed_id and identity "
+ "parameters either both present, or both absent.");
}
if (DatatypeHelper.isEmpty(response.getReturnTo())) {
throw new ValidationException("Positive Assertion must define return-to URL");
}
if (DatatypeHelper.isEmpty(response.getResponseNonce())) {
throw new ValidationException("Positive Assertion must define a nonce");
}
ValidationUtils.validateNonce(response.getResponseNonce());
if (response.getAssociationHandle() == null) {
throw new ValidationException("Positive Assertion must define an association handle");
}
ValidationUtils.validateAssociationHandle(response.getAssociationHandle());
validateSignature(response);
}
