protected boolean mustSignRequest(final SPSSODescriptor spDescriptor, final IDPSSODescriptor idpssoDescriptor) {
        return isRequestSigned;
    }
<p>mustSignRequest.</p>

@param spDescriptor a {@link SPSSODescriptor} object
@param idpssoDescriptor a {@link IDPSSODescriptor} object
@return a boolean
pac4j-saml/src/main/java/org/pac4j/saml/profile/impl/AbstractSAML2MessageSender.java