This information is meant to be used in conjunction with the Creating Custom IdP Extensions - General Overview guide.
org.opensaml.xml.signature.SignatureTrustEngine
org.opensaml.xml.security.trust.TrustedCredentialTrustEngine
org.opensaml.xml.security.trust.TrustEngine
org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser
/schema/shibboleth-2.0-security.xsd
urn:mace:shibboleth:2.0:security
TrustEngineType