@Override
    @JsonProperty
    @JsonPropertyDescription("The logout endpoint for the identity provider." +
                             "This is not typically provided by the configuration endpoint.")
    public String getLogoutEndpoint() {
        return logoutEndpoint;
    }
@return The type of Open ID Connnect identity provider in use.
stroom-security/stroom-security-openid-api/src/main/java/stroom/security/openid/api/AbstractOpenIdConfig.java