public boolean checkHolderOfKey(org.apache.wss4j.common.saml.SamlAssertionWrapper assertionWrapper,
Check the holder-of-key requirements against the received assertion. The subject
credential of the SAML Assertion must have been used to sign some portion of
the message, thus showing proof-of-possession of the private/secret key. Alternatively,
the subject credential of the SAML Assertion must match a client certificate credential
when 2-way TLS is used.
assertionWrapper - the SAML Assertion wrapper object
signedResults - a list of all of the signed results