mmaravich

package org.springframework.core.convert.converter;

public interface Converter<S, T> {
    T convert(S source);
}

mmaravich

<beans:bean id="userDetailsService" class="x.y.z.UserDetailsService" />
<beans:bean id="yubikeyAuthenticationProvider" 
    class="com.curlapp.yubikey.YubikeyAuthenticationProvider" 
    p:userDetailsService-ref="userDetailsService" 
    p:yubicoClientId="******" />

<authentication-manager alias="authenticationManager">
    <authentication-provider ref="yubikeyAuthenticationProvider"/>
</authentication-manager>

mmaravich

import org.springframework.security.core.userdetails.UserDetails;

public interface YubikeyUserDetails extends UserDetails {
  String getPublicId();
}

mmaravich

<dependency>
    <groupId>com.yubico</groupId>
    <artifactId>yubico-validation-client2</artifactId>
    <version>2.0.1</version>
</dependency>

mmaravich

package com.curlapp.yubikey;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.security.authentication.AccountExpiredException;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.CredentialsExpiredException;
import org.springframework.security.authentication.DisabledException;