/*

 * Copyright 2003-2005 Sun Microsystems, Inc.  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.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

package sun.security.x509;

import java.security.cert.*;

import java.io.IOException;

import sun.security.util.*;

/**

 * @author      Ram Marti

 */

public final class AccessDescription {

    private int myhash = -1;

    private ObjectIdentifier accessMethod;

    private GeneralName accessLocation;

    public static final ObjectIdentifier Ad_OCSP_Id =

        ObjectIdentifier.newInternal(new int[] {1, 3, 6, 1, 5, 5, 7, 48, 1});

    public static final ObjectIdentifier Ad_CAISSUERS_Id =

        ObjectIdentifier.newInternal(new int[] {1, 3, 6, 1, 5, 5, 7, 48, 2});

    public AccessDescription(DerValue derValue) throws IOException {

        DerInputStream derIn = derValue.getData();

        accessMethod = derIn.getOID();

        accessLocation = new GeneralName(derIn.getDerValue());

    }

    public ObjectIdentifier getAccessMethod() {

        return accessMethod;

    }

    public GeneralName getAccessLocation() {

        return accessLocation;

    }

    public void encode(DerOutputStream out) throws IOException {

        DerOutputStream tmp = new DerOutputStream();

        tmp.putOID(accessMethod);

        accessLocation.encode(tmp);

        out.write(DerValue.tag_Sequence, tmp);

    }

    public int hashCode() {

        if (myhash == -1) {

            myhash = accessMethod.hashCode() + accessLocation.hashCode();

        }

        return myhash;

    }

    public boolean equals(Object obj) {

        if (obj == null || (!(obj instanceof AccessDescription))) {

            return false;

        }

        AccessDescription that = (AccessDescription)obj;

        if (this == that) {

            return true;

        }

        return (accessMethod.equals(that.getAccessMethod()) &&

            accessLocation.equals(that.getAccessLocation()));

    }

    public String toString() {

        return ("accessMethod: " + accessMethod.toString() +

                "\n   accessLocation: " + accessLocation.toString());

    }

}