/*

 * Copyright (c) 2005, 2013, 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.spnego;

import org.ietf.jgss.*;

import java.security.Provider;

import sun.security.jgss.GSSUtil;

import sun.security.jgss.ProviderList;

import sun.security.jgss.GSSCredentialImpl;

import sun.security.jgss.spi.GSSNameSpi;

import sun.security.jgss.spi.GSSCredentialSpi;

/**

 * This class is the cred element implementation for SPNEGO mech.

 * NOTE: The current implementation can only support one mechanism.

 * This should be changed once multi-mechanism support is needed.

 *

 * @author Valerie Peng

 * @since 1.6

 */

public class SpNegoCredElement implements GSSCredentialSpi {

    private GSSCredentialSpi cred = null;

    public SpNegoCredElement(GSSCredentialSpi cred) throws GSSException {

        this.cred = cred;

    }

    Oid getInternalMech() {

        return cred.getMechanism();

    }

    // Used by GSSUtil.populateCredentials()

    public GSSCredentialSpi getInternalCred() {

        return cred;

    }

    public Provider getProvider() {

        return SpNegoMechFactory.PROVIDER;

    }

    public void dispose() throws GSSException {

        cred.dispose();

    }

    public GSSNameSpi getName() throws GSSException {

        return cred.getName();

    }

    public int getInitLifetime() throws GSSException {

        return cred.getInitLifetime();

    }

    public int getAcceptLifetime() throws GSSException {

        return cred.getAcceptLifetime();

    }

    public boolean isInitiatorCredential() throws GSSException {

        return cred.isInitiatorCredential();

    }

    public boolean isAcceptorCredential() throws GSSException {

        return cred.isAcceptorCredential();

    }

    public Oid getMechanism() {

        return GSSUtil.GSS_SPNEGO_MECH_OID;

    }

    @Override

    public GSSCredentialSpi impersonate(GSSNameSpi name) throws GSSException {

        return cred.impersonate(name);

    }

}