001/* 002 * Copyright 2017-2018 Ping Identity Corporation 003 * All Rights Reserved. 004 */ 005/* 006 * Copyright (C) 2017-2018 Ping Identity Corporation 007 * 008 * This program is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU General Public License (GPLv2 only) 010 * or the terms of the GNU Lesser General Public License (LGPLv2.1 only) 011 * as published by the Free Software Foundation. 012 * 013 * This program is distributed in the hope that it will be useful, 014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 016 * GNU General Public License for more details. 017 * 018 * You should have received a copy of the GNU General Public License 019 * along with this program; if not, see <http://www.gnu.org/licenses>. 020 */ 021package com.unboundid.util.ssl.cert; 022 023 024 025import com.unboundid.util.NotMutable; 026import com.unboundid.util.OID; 027import com.unboundid.util.ThreadSafety; 028import com.unboundid.util.ThreadSafetyLevel; 029 030import static com.unboundid.util.ssl.cert.CertMessages.*; 031 032 033 034/** 035 * This class provides an implementation of the issuer alternative name X.509 036 * certificate extension as described in 037 * <A HREF="https://www.ietf.org/rfc/rfc5280.txt">RFC 5280</A> section 4.2.1.7. 038 * It can provide additional information about the issuer for a certificate, but 039 * this information is generally not used in the course of validating a 040 * certification path. 041 * <BR><BR> 042 * The OID for this extension is 2.5.29.18. See the 043 * {@link GeneralAlternativeNameExtension} class for implementation details and 044 * the value encoding. 045 */ 046@NotMutable() 047@ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE) 048public final class IssuerAlternativeNameExtension 049 extends GeneralAlternativeNameExtension 050{ 051 /** 052 * The OID (2.5.29.18) for issuer alternative name extensions. 053 */ 054 public static final OID ISSUER_ALTERNATIVE_NAME_OID = new OID("2.5.29.18"); 055 056 057 058 /** 059 * The serial version UID for this serializable class. 060 */ 061 private static final long serialVersionUID = -1448132657790331913L; 062 063 064 065 /** 066 * Creates a new issuer alternative name extension with the provided 067 * information. 068 * 069 * @param isCritical Indicates whether this extension should be considered 070 * critical. 071 * @param generalNames The set of names to include in this extension. This 072 * must not be {@code null}. 073 * 074 * @throws CertException If a problem occurs while trying to encode the 075 * value. 076 */ 077 IssuerAlternativeNameExtension(final boolean isCritical, 078 final GeneralNames generalNames) 079 throws CertException 080 { 081 super(ISSUER_ALTERNATIVE_NAME_OID, isCritical, generalNames); 082 } 083 084 085 086 /** 087 * Creates a new issuer alternative name extension from the provided generic 088 * extension. 089 * 090 * @param extension The extension to decode as a issuer alternative name 091 * extension. 092 * 093 * @throws CertException If the provided extension cannot be decoded as a 094 * issuer alternative name extension. 095 */ 096 IssuerAlternativeNameExtension(final X509CertificateExtension extension) 097 throws CertException 098 { 099 super(extension); 100 } 101 102 103 104 /** 105 * {@inheritDoc} 106 */ 107 @Override() 108 public String getExtensionName() 109 { 110 return INFO_ISSUER_ALT_NAME_EXTENSION_NAME.get(); 111 } 112 113 114 115 /** 116 * {@inheritDoc} 117 */ 118 @Override() 119 public void toString(final StringBuilder buffer) 120 { 121 toString("IssuerAlternativeNameExtension", buffer); 122 } 123}