SSOSessionManager.java

/*
 * Copyright (c) 2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * 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 org.wso2.carbon.identity.authenticator.saml2.sso.common;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * This class is used to hold the list of authentication requests sent for authentication.
 */
public class SSOSessionManager {
    private  SSOSessionManager(){

    }
    private static List<String> relayStateList = new ArrayList<String>();
    private static Map<String, FederatedSSOToken> federatedTokenHolder = new HashMap<String, FederatedSSOToken>();


    /**
     * Verify whether the response is valid with the given RELAY - STATE Id
     *
     * @param relayStateId RELAY STATE sent with the request
     * @return true, if it is a valid response
     */
    public static boolean isValidResponse(String relayStateId) {
        if (relayStateId == null) {
            return false;
        } else if (relayStateList.contains((String) relayStateId)) {
            // remove the relay state id from the list, and return TRUE
            relayStateList.remove(relayStateId);
            return true;
        }
        return false;
    }

    /**
     * Add a new authentication request which is sent for authentication.
     *
     * @param relayStateId RELAY STATE sent with the request
     */
    public static void addAuthnRequest(String relayStateId) {
        relayStateList.add(relayStateId);
    }

    public static void addFederatedToken(String tokenId, FederatedSSOToken token) {
        federatedTokenHolder.put(tokenId, token);
    }

    public static FederatedSSOToken getFederatedToken(String tokenId) {
        return federatedTokenHolder.remove(tokenId);
    }
}