jakarta.security.auth.message.config.AuthConfig Maven / Gradle / Ivy

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/*
 * Copyright (c) 1997, 2020 Oracle and/or its affiliates and others.
 * All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package jakarta.security.auth.message.config;

import jakarta.security.auth.message.MessageInfo;

/**
 * This interface defines the common functionality implemented by Authentication context configuration objects.
 *
 * @see ClientAuthContext
 * @see ServerAuthContext
 */
public interface AuthConfig {
    
    /**
     * Get the message layer name of this authentication context configuration object.
     *
     * @return The message layer name of this configuration object, or null if the configuration object pertains to an
     * unspecified message layer.
     */
    String getMessageLayer();

    /**
     * Get the application context identifier of this authentication context configuration object.
     *
     * @return The String identifying the application context of this configuration object, or null if the configuration
     * object pertains to an unspecified application context.
     */
    String getAppContext();

    /**
     * Get the authentication context identifier corresponding to the request and response objects encapsulated in
     * messageInfo.
     *
     * @param messageInfo A contextual Object that encapsulates the client request and server response objects.
     *
     * @return The authentication context identifier corresponding to the encapsulated request and response objects, or
     * null.
     *
     * @throws IllegalArgumentException If the type of the message objects incorporated in messageInfo are not compatible
     * with the message types supported by this authentication context configuration object.
     */
    String getAuthContextID(MessageInfo messageInfo);

    /**
     * Causes a dynamic authentication context configuration object to update the internal state that it uses to process
     * calls to its getAuthContext method.
     *
     * @exception SecurityException If the caller does not have permission to refresh the configuration object, or if an
     * error occurred during the update.
     */
    void refresh();

    /**
     * Used to determine whether the authentication context configuration object encapsulates any protected authentication
     * contexts.
     *
     * @return True if the configuration object encapsulates at least one protected authentication context. Otherwise, this
     * method returns false.
     */
    boolean isProtected();
}