org.springframework.security.web.authentication.session.SessionAuthenticationStrategy.java Source code

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Here is the source code for org.springframework.security.web.authentication.session.SessionAuthenticationStrategy.java

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/*
 * Copyright 2002-2016 the original author or authors.
 *
 * 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
 *
 *      https://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.springframework.security.web.authentication.session;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.security.core.Authentication;

/**
 * Allows pluggable support for HttpSession-related behaviour when an authentication
 * occurs.
 * <p>
 * Typical use would be to make sure a session exists or to change the session Id to guard
 * against session-fixation attacks.
 *
 * @author Luke Taylor
 * @since
 */
public interface SessionAuthenticationStrategy {

    /**
     * Performs Http session-related functionality when a new authentication occurs.
     *
     * @throws SessionAuthenticationException if it is decided that the authentication is
     * not allowed for the session. This will typically be because the user has too many
     * sessions open at once.
     */
    void onAuthentication(Authentication authentication, HttpServletRequest request, HttpServletResponse response)
            throws SessionAuthenticationException;

}