nl.surfnet.mujina.spring.SAMLResponseAuthenticationProvider.java Source code

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Here is the source code for nl.surfnet.mujina.spring.SAMLResponseAuthenticationProvider.java

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/*
 * Copyright 2012 SURFnet bv, The Netherlands
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package nl.surfnet.mujina.spring;

import nl.surfnet.mujina.saml.AssertionConsumer;

import org.opensaml.saml2.core.Response;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;

public class SAMLResponseAuthenticationProvider implements AuthenticationProvider {

    private final static Logger logger = LoggerFactory.getLogger(SAMLResponseAuthenticationProvider.class);

    private final AssertionConsumer assertionConsumer;

    public SAMLResponseAuthenticationProvider(AssertionConsumer assertionConsumer) {
        super();
        this.assertionConsumer = assertionConsumer;
    }

    @Override
    public Authentication authenticate(Authentication submitted) throws AuthenticationException {

        logger.debug("attempting to authenticate: {}", submitted);

        User user = assertionConsumer.consume((Response) submitted.getPrincipal());

        SAMLAuthenticationToken authenticated = new SAMLAuthenticationToken(user,
                (String) submitted.getCredentials(), user.getAuthorities());

        authenticated.setDetails(submitted.getDetails());

        logger.debug("Returning with authentication token of {}", authenticated);

        return authenticated;

    }

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

}