/* * Copyright (c) 1997, 2000, 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.*;  /** * Represent the CertificatePolicyId ASN.1 object. * * @author Amit Kapoor * @author Hemma Prafullchandra */public class CertificatePolicyId {    private ObjectIdentifier id;     /**     * Create a CertificatePolicyId with the ObjectIdentifier.     *     * @param id the ObjectIdentifier for the policy id.     */    public CertificatePolicyId(ObjectIdentifier id) {        this.id = id;    }     /**     * Create the object from its Der encoded value.     *     * @param val the DER encoded value for the same.     */    public CertificatePolicyId(DerValue val) throws IOException {        this.id = val.getOID();    }     /**     * Return the value of the CertificatePolicyId as an ObjectIdentifier.     */    public ObjectIdentifier getIdentifier() {        return (id);    }     /**     * Returns a printable representation of the CertificatePolicyId.     */    public String toString() {        String s = "CertificatePolicyId: ["                 + id.toString()                 + "]\n";         return (s);    }     /**     * Write the CertificatePolicyId to the DerOutputStream.     *     * @param out the DerOutputStream to write the object to.     * @exception IOException on errors.     */    public void encode(DerOutputStream out) throws IOException {        out.putOID(id);    }     /**     * Compares this CertificatePolicyId with another, for     * equality. Uses ObjectIdentifier.equals() as test for     * equality.     *     * @return true iff the ids are identical.     */    public boolean equals(Object other) {        if (other instanceof CertificatePolicyId)            return id.equals(((CertificatePolicyId) other).getIdentifier());        else            return false;    }     /**     * Returns a hash code value for this object.     *     * @return a hash code value     */    public int hashCode() {      return id.hashCode();    }}