br.com.insula.spring.security.janrain.JanrainAuthenticationProvider.java Source code

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Here is the source code for br.com.insula.spring.security.janrain.JanrainAuthenticationProvider.java

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/*
 *  (C) Copyright 2012 Insula Tecnologia da Informacao Ltda.
 *
 *  This file is part of spring-security-janrain.
 *
 *  spring-security-janrain is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  spring-security-janrain is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with spring-security-janrain.  If not, see <http://www.gnu.org/licenses/>.
 */
package br.com.insula.spring.security.janrain;

import org.springframework.beans.factory.annotation.Required;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.userdetails.AuthenticationUserDetailsService;
import org.springframework.security.core.userdetails.UserDetails;

public class JanrainAuthenticationProvider implements AuthenticationProvider {

    private AuthenticationUserDetailsService<JanrainAuthenticationToken> authenticationUserDetailsService;

    @Override
    public Authentication authenticate(Authentication authentication) {
        if (authentication instanceof JanrainAuthenticationToken) {
            JanrainAuthenticationToken token = (JanrainAuthenticationToken) authentication;

            UserDetails userDetails = authenticationUserDetailsService.loadUserDetails(token);

            return new JanrainAuthenticationToken(userDetails, userDetails.getAuthorities(), token);
        }

        return null;
    }

    @Override
    public boolean supports(Class<? extends Object> authentication) {
        return JanrainAuthenticationToken.class.isAssignableFrom(authentication);
    }

    @Required
    public void setAuthenticationUserDetailsService(
            AuthenticationUserDetailsService<JanrainAuthenticationToken> authenticationUserDetailsService) {
        this.authenticationUserDetailsService = authenticationUserDetailsService;
    }

}