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/*
* Copyright (c) 2014 Hewlett-Packard Development Company, L.P. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.aaa.api;
import java.util.List;
import java.util.Map;
/**
* An interface for in-bound token authentication.
*
* @author liemmn
*/
public interface TokenAuth {
/**
* Validate the given token contained in the in-bound headers.
* <p>
* If there is no token signature in the given headers for this
* implementation, this method should return a null. If there is an
* applicable token signature, but the token validation fails, this method
* should throw an {@link AuthenticationException}.
*
* @param headers
* headers containing token to validate
* @return authenticated context, or null if not applicable
* @throws AuthenticationException
* if authentication fails
*/
Authentication validate(Map<String, List<String>> headers) throws AuthenticationException;
}
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