/*
* Copyright 2014, The Sporting Exchange Limited
*
* 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 com.betfair.cougar.api.security;
import com.betfair.cougar.api.DehydratedExecutionContext;
import java.util.List;
/**
* The IdentityResolver resolves a set of credentials into an IdentityChain.
*
* @see IdentityChain
*
*/
public interface IdentityResolver {
/**
* Given a set of credentials, resolves those credentials into
* an IdentityChain. The identity chain to add the result(s) to is passed in.
* @param chain the identity chain to add resolved identities to
* @param ctx the execution context resolved so far including identity tokens resolved by the {@link IdentityTokenResolver} (IdentityChain on this context will be null).
* @throws InvalidCredentialsException
*/
public void resolve(IdentityChain chain, DehydratedExecutionContext ctx) throws InvalidCredentialsException;
/**
* Given an identity chain, resolve back into a set of writable tokens
* @param chain an identity chain
* @return a list of tokens that may be written, which may be null.
* @throws InvalidCredentialsException
*/
public List<IdentityToken> tokenise(IdentityChain chain);
}