001 /**************************************************************** 002 * Licensed to the Apache Software Foundation (ASF) under one * 003 * or more contributor license agreements. See the NOTICE file * 004 * distributed with this work for additional information * 005 * regarding copyright ownership. The ASF licenses this file * 006 * to you under the Apache License, Version 2.0 (the * 007 * "License"); you may not use this file except in compliance * 008 * with the License. You may obtain a copy of the License at * 009 * * 010 * http://www.apache.org/licenses/LICENSE-2.0 * 011 * * 012 * Unless required by applicable law or agreed to in writing, * 013 * software distributed under the License is distributed on an * 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * 015 * KIND, either express or implied. See the License for the * 016 * specific language governing permissions and limitations * 017 * under the License. * 018 ****************************************************************/ 019 020 021 package org.apache.james.jspf.terms; 022 023 import org.apache.james.jspf.core.Inet6Util; 024 025 /** 026 * This class represent the ip6 mechanism 027 * 028 */ 029 public class IP6Mechanism extends IP4Mechanism { 030 031 /** 032 * ABNF: IP6 = "ip6" ":" ip6-network [ ip6-cidr-length ] 033 */ 034 public static final String REGEX = "[iI][pP][6]" 035 + "\\:([0-9A-Fa-f\\:\\.]+)" + "(?:" + IP6_CIDR_LENGTH_REGEX + ")?"; 036 037 /** 038 * @see org.apache.james.jspf.terms.IP4Mechanism#isValidAddress(String) 039 */ 040 protected boolean isValidAddress(String ipString) { 041 return Inet6Util.isValidIP6Address(ipString); 042 } 043 044 /** 045 * @see org.apache.james.jspf.terms.IP4Mechanism#getMaxCidr() 046 */ 047 protected int getMaxCidr() { 048 return 128; 049 } 050 051 052 /** 053 * @see java.lang.Object#toString() 054 */ 055 public String toString() { 056 if (getIp().getMaskLength() == getMaxCidr()) { 057 return "ip6:"+getIp().getIPAddress(); 058 } else { 059 return "ip6:"+getIp().getIPAddress()+"/"+getIp().getMaskLength(); 060 } 061 } 062 063 }