2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License,
22 * The Sun (tm) Java Advanced Imaging library (JAI), The Sun JIMI library
23 * (or with modified versions of the above that use the same license as the above),
24 * and distribute linked combinations including the two. You must obey the
25 * GNU General Public License in all respects for all of the code used other than
26 * the above mentioned libraries. If you modify this file, you may extend this
27 * exception to your version of the file, but you are not obligated to do so.
28 * If you do not wish to do so, delete this exception statement from your version.
30 package mircoders.abuse;
32 import mir.entity.Entity;
33 import mir.session.Request;
34 import mir.util.InternetRoutines;
37 * A basic ip filter type. Supports x.x.x.x, x.x.x.x/x and x.x.x.x/x.x.x.x expressions.
39 public class IPFilterType extends AbstractFilterType {
40 public IPFilterType(String aName) {
47 public boolean validate(String anExpression) {
49 InternetRoutines.isIpAddressInNetwork("1.1.1.1", anExpression);
57 public FilterInstance constructFilterInstance(final String anExpression) throws AbuseExc {
59 InternetRoutines.isIpAddressInNetwork("1.1.1.1", anExpression);
62 throw new AbuseExc("Invalid expression: " + anExpression);
65 return new FilterInstance() {
66 public boolean test(Entity anEntity, Request aRequest) {
68 return InternetRoutines.isIpAddressInNetwork(aRequest.getHeader("ip"), anExpression);
75 public String status() {