JDK14/Java14源码在线阅读

/*
 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

package sun.security.jgss.spi;

import org.ietf.jgss.*;
import java.security.Provider;

/**
 * This interface is implemented by a mechanism specific credential
 * element. A GSSCredential is conceptually a container class of several
 * credential elements from different mechanisms.
 *
 * @author Mayank Upadhyay
 */
public interface GSSCredentialSpi {

    public Provider getProvider();

    /**
     * Called to invalidate this credential element and release
     * any system recourses and cryptographic information owned
     * by the credential.
     *
     * @exception GSSException with major codes NO_CRED and FAILURE
     */
    public void dispose() throws GSSException;

    /**
     * Returns the principal name for this credential. The name
     * is in mechanism specific format.
     *
     * @return GSSNameSpi representing principal name of this credential
     * @exception GSSException may be thrown
     */
    public GSSNameSpi getName() throws GSSException;

    /**
     * Returns the init lifetime remaining.
     *
     * @return the init lifetime remaining in seconds
     * @exception GSSException may be thrown
     */
    public int getInitLifetime() throws GSSException;


    /**
     * Returns the accept lifetime remaining.
     *
     * @return the accept lifetime remaining in seconds
     * @exception GSSException may be thrown
     */
    public int getAcceptLifetime() throws GSSException;

    /**
     * Determines if this credential element can be used by a context
     * initiator.
     * @return true if it can be used for initiating contexts
     */
    public boolean isInitiatorCredential() throws GSSException;

    /**
     * Determines if this credential element can be used by a context
     * acceptor.
     * @return true if it can be used for accepting contexts
     */
    public boolean isAcceptorCredential() throws GSSException;

    /**
     * Returns the oid representing the underlying credential
     * mechanism oid.
     *

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