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/* * Copyright (c) 2005, 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 * or visit www.oracle.com if you need additional information or have any * questions. */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;     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;    }}