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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 | } | ||