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| 1 | +/* | |
| 2 | + * Copyright (c) 1997, 2003, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package java.security.cert; | |
| 27 | + | |
| 28 | +import java.math.BigInteger; | |
| 29 | +import java.util.Date; | |
| 30 | +import javax.security.auth.x500.X500Principal; | |
| 31 | + | |
| 32 | +import sun.security.x509.X509CRLEntryImpl; | |
| 33 | + | |
| 34 | +/** | |
| 35 | + * <p>Abstract class for a revoked certificate in a CRL (Certificate | |
| 36 | + * Revocation List). | |
| 37 | + * | |
| 38 | + * The ASN.1 definition for <em>revokedCertificates</em> is: | |
| 39 | + * <pre> | |
| 40 | + * revokedCertificates SEQUENCE OF SEQUENCE { | |
| 41 | + * userCertificate CertificateSerialNumber, | |
| 42 | + * revocationDate ChoiceOfTime, | |
| 43 | + * crlEntryExtensions Extensions OPTIONAL | |
| 44 | + * -- if present, must be v2 | |
| 45 | + * } OPTIONAL | |
| 46 | + *<p> | |
| 47 | + * CertificateSerialNumber ::= INTEGER | |
| 48 | + *<p> | |
| 49 | + * Extensions ::= SEQUENCE SIZE (1..MAX) OF Extension | |
| 50 | + *<p> | |
| 51 | + * Extension ::= SEQUENCE { | |
| 52 | + * extnId OBJECT IDENTIFIER, | |
| 53 | + * critical BOOLEAN DEFAULT FALSE, | |
| 54 | + * extnValue OCTET STRING | |
| 55 | + * -- contains a DER encoding of a value | |
| 56 | + * -- of the type registered for use with | |
| 57 | + * -- the extnId object identifier value | |
| 58 | + * } | |
| 59 | + * </pre> | |
| 60 | + * | |
| 61 | + * @see X509CRL | |
| 62 | + * @see X509Extension | |
| 63 | + * | |
| 64 | + * @author Hemma Prafullchandra | |
| 65 | + */ | |
| 66 | + | |
| 67 | +public abstract class X509CRLEntry implements X509Extension { | |
| 68 | + | |
| 69 | + /** | |
| 70 | + * Compares this CRL entry for equality with the given | |
| 71 | + * object. If the <code>other</code> object is an | |
| 72 | + * <code>instanceof</code> <code>X509CRLEntry</code>, then | |
| 73 | + * its encoded form (the inner SEQUENCE) is retrieved and compared | |
| 74 | + * with the encoded form of this CRL entry. | |
| 75 | + * | |
| 76 | + * @param other the object to test for equality with this CRL entry. | |
| 77 | + * @return true iff the encoded forms of the two CRL entries | |
| 78 | + * match, false otherwise. | |
| 79 | + */ | |
| 80 | + public boolean equals(Object other) { | |
| 81 | + if (this == other) | |
| 82 | + return true; | |
| 83 | + if (!(other instanceof X509CRLEntry)) | |
| 84 | + return false; | |
| 85 | + try { | |
| 86 | + byte[] thisCRLEntry = this.getEncoded(); | |
| 87 | + byte[] otherCRLEntry = ((X509CRLEntry)other).getEncoded(); | |
| 88 | + | |
| 89 | + if (thisCRLEntry.length != otherCRLEntry.length) | |
| 90 | + return false; | |
| 91 | + for (int i = 0; i < thisCRLEntry.length; i++) | |
| 92 | + if (thisCRLEntry[i] != otherCRLEntry[i]) | |
| 93 | + return false; | |
| 94 | + } catch (CRLException ce) { | |
| 95 | + return false; | |
| 96 | + } | |
| 97 | + return true; | |
| 98 | + } | |
| 99 | + | |
| 100 | + /** | |
| 101 | + * Returns a hashcode value for this CRL entry from its | |
| 102 | + * encoded form. | |
| 103 | + * | |
| 104 | + * @return the hashcode value. | |
| 105 | + */ | |
| 106 | + public int hashCode() { | |
| 107 | + int retval = 0; | |
| 108 | + try { | |
| 109 | + byte[] entryData = this.getEncoded(); | |
| 110 | + for (int i = 1; i < entryData.length; i++) | |
| 111 | + retval += entryData[i] * i; | |
| 112 | + | |
| 113 | + } catch (CRLException ce) { | |
| 114 | + return(retval); | |
| 115 | + } | |
| 116 | + return(retval); | |
| 117 | + } | |
| 118 | + | |
| 119 | + /** | |
| 120 | + * Returns the ASN.1 DER-encoded form of this CRL Entry, | |
| 121 | + * that is the inner SEQUENCE. | |
| 122 | + * | |
| 123 | + * @return the encoded form of this certificate | |
| 124 | + * @exception CRLException if an encoding error occurs. | |
| 125 | + */ | |
| 126 | + public abstract byte[] getEncoded() throws CRLException; | |
| 127 | + | |
| 128 | + /** | |
| 129 | + * Gets the serial number from this X509CRLEntry, | |
| 130 | + * the <em>userCertificate</em>. | |
| 131 | + * | |
| 132 | + * @return the serial number. | |
| 133 | + */ | |
| 134 | + public abstract BigInteger getSerialNumber(); | |
| 135 | + | |
| 136 | + /** | |
| 137 | + * Get the issuer of the X509Certificate described by this entry. If | |
| 138 | + * the certificate issuer is also the CRL issuer, this method returns | |
| 139 | + * null. | |
| 140 | + * | |
| 141 | + * <p>This method is used with indirect CRLs. The default implementation | |
| 142 | + * always returns null. Subclasses that wish to support indirect CRLs | |
| 143 | + * should override it. | |
| 144 | + * | |
| 145 | + * @return the issuer of the X509Certificate described by this entry | |
| 146 | + * or null if it is issued by the CRL issuer. | |
| 147 | + * | |
| 148 | + * @since 1.5 | |
| 149 | + */ | |
| 150 | + public X500Principal getCertificateIssuer() { | |
| 151 | + return null; | |
| 152 | + } | |
| 153 | + | |
| 154 | + /** | |
| 155 | + * Gets the revocation date from this X509CRLEntry, | |
| 156 | + * the <em>revocationDate</em>. | |
| 157 | + * | |
| 158 | + * @return the revocation date. | |
| 159 | + */ | |
| 160 | + public abstract Date getRevocationDate(); | |
| 161 | + | |
| 162 | + /** | |
| 163 | + * Returns true if this CRL entry has extensions. | |
| 164 | + * | |
| 165 | + * @return true if this entry has extensions, false otherwise. | |
| 166 | + */ | |
| 167 | + public abstract boolean hasExtensions(); | |
| 168 | + | |
| 169 | + /** | |
| 170 | + * Returns a string representation of this CRL entry. | |
| 171 | + * | |
| 172 | + * @return a string representation of this CRL entry. | |
| 173 | + */ | |
| 174 | + public abstract String toString(); | |
| 175 | + | |
| 176 | + /** | |
| 177 | + * Returns the reason the certificate has been revoked, as specified | |
| 178 | + * in the Reason Code extension of this CRL entry. | |
| 179 | + * | |
| 180 | + * @return the reason the certificate has been revoked, or | |
| 181 | + * <code>null</code> if this CRL entry does not have | |
| 182 | + * a Reason Code extension | |
| 183 | + * @since 1.7 | |
| 184 | + */ | |
| 185 | + public CRLReason getRevocationReason() { | |
| 186 | + if (!hasExtensions()) { | |
| 187 | + return null; | |
| 188 | + } | |
| 189 | + return X509CRLEntryImpl.getRevocationReason(this); | |
| 190 | + } | |
| 191 | +} | |