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	/*
	* Copyright (c) 2003, 2020, 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.x509;

	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.of(KnownOIDs.OCSP);

	public static final ObjectIdentifier Ad_CAISSUERS_Id =
	ObjectIdentifier.of(KnownOIDs.caIssuers);

	public static final ObjectIdentifier Ad_TIMESTAMPING_Id =
	ObjectIdentifier.of(KnownOIDs.AD_TimeStamping);

	public static final ObjectIdentifier Ad_CAREPOSITORY_Id =
	ObjectIdentifier.of(KnownOIDs.caRepository);

	public AccessDescription(ObjectIdentifier accessMethod, GeneralName accessLocation) {
	this.accessMethod = accessMethod;
	this.accessLocation = accessLocation;
	}

	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() {
	String method = null;
	if (accessMethod.equals(Ad_CAISSUERS_Id)) {
	method = "caIssuers";
	} else if (accessMethod.equals(Ad_CAREPOSITORY_Id)) {
	method = "caRepository";
	} else if (accessMethod.equals(Ad_TIMESTAMPING_Id)) {
	method = "timeStamping";
	} else if (accessMethod.equals(Ad_OCSP_Id)) {
	method = "ocsp";
	} else {
	method = accessMethod.toString();
	}
	return ("\n accessMethod: " + method +
	"\n accessLocation: " + accessLocation.toString() + "\n");
	}
	}

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