001 /* CRL.java --- Certificate Revocation List 002 Copyright (C) 1999 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package java.security.cert; 040 041 /** 042 Certificate Revocation List class for managing CRLs that 043 have different formats but the same general use. They 044 all serve as lists of revoked certificates and can 045 be queried for a given certificate. 046 047 Specialized CRLs extend this class. 048 049 @author Mark Benvenuto 050 051 @since JDK 1.2 052 */ 053 public abstract class CRL 054 { 055 056 private String type; 057 058 /** 059 Creates a new CRL for the specified type. An example 060 is "X.509". 061 062 @param type the standard name for the CRL type. 063 */ 064 protected CRL(String type) 065 { 066 this.type = type; 067 } 068 069 /** 070 Returns the CRL type. 071 072 @return a string representing the CRL type 073 */ 074 public final String getType() 075 { 076 return type; 077 } 078 079 /** 080 Returns a string representing the CRL. 081 082 @return a string representing the CRL. 083 */ 084 public abstract String toString(); 085 086 /** 087 Determines whether or not the specified Certificate 088 is revoked. 089 090 @param cert A certificate to check if it is revoked 091 092 @return true if the certificate is revoked, 093 false otherwise. 094 */ 095 public abstract boolean isRevoked(Certificate cert); 096 097 098 }