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Diffstat (limited to 'java/common/src/main/java/org/apache/qpid/util/NetMatcher.java')
-rw-r--r--java/common/src/main/java/org/apache/qpid/util/NetMatcher.java300
1 files changed, 0 insertions, 300 deletions
diff --git a/java/common/src/main/java/org/apache/qpid/util/NetMatcher.java b/java/common/src/main/java/org/apache/qpid/util/NetMatcher.java
deleted file mode 100644
index 971dd3fe2a..0000000000
--- a/java/common/src/main/java/org/apache/qpid/util/NetMatcher.java
+++ /dev/null
@@ -1,300 +0,0 @@
-/***********************************************************************
- * Copyright (c) 2000-2006 The Apache Software Foundation. *
- * All rights reserved. *
- * ------------------------------------------------------------------- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you *
- * may not use this file except in compliance with the License. You *
- * may obtain a copy of the License at: *
- * *
- * http://www.apache.org/licenses/LICENSE-2.0 *
- * *
- * Unless required by applicable law or agreed to in writing, software *
- * distributed under the License is distributed on an "AS IS" BASIS, *
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or *
- * implied. See the License for the specific language governing *
- * permissions and limitations under the License. *
- ***********************************************************************/
-
-package org.apache.qpid.util;
-
-import java.net.InetAddress;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Iterator;
-
-public class NetMatcher
-{
- private ArrayList networks;
-
- public void initInetNetworks(final Collection nets)
- {
- networks = new ArrayList();
- for (Iterator iter = nets.iterator(); iter.hasNext(); )
- {
- try
- {
- InetNetwork net = InetNetwork.getFromString((String) iter.next());
- if (!networks.contains(net))
- {
- networks.add(net);
- }
- }
- catch (java.net.UnknownHostException uhe)
- {
- log("Cannot resolve address: " + uhe.getMessage());
- }
- }
- networks.trimToSize();
- }
-
- public void initInetNetworks(final String[] nets)
- {
- networks = new ArrayList();
- for (int i = 0; i < nets.length; i++)
- {
- try
- {
- InetNetwork net = InetNetwork.getFromString(nets[i]);
- if (!networks.contains(net))
- {
- networks.add(net);
- }
- }
- catch (java.net.UnknownHostException uhe)
- {
- log("Cannot resolve address: " + uhe.getMessage());
- }
- }
- networks.trimToSize();
- }
-
- public boolean matchInetNetwork(final String hostIP)
- {
- InetAddress ip = null;
-
- try
- {
- ip = InetAddress.getByName(hostIP);
- }
- catch (java.net.UnknownHostException uhe)
- {
- log("Cannot resolve address for " + hostIP + ": " + uhe.getMessage());
- }
-
- boolean sameNet = false;
-
- if (ip != null)
- {
- for (Iterator iter = networks.iterator(); (!sameNet) && iter.hasNext(); )
- {
- InetNetwork network = (InetNetwork) iter.next();
- sameNet = network.contains(ip);
- }
- }
- return sameNet;
- }
-
- public boolean matchInetNetwork(final InetAddress ip)
- {
- boolean sameNet = false;
-
- for (Iterator iter = networks.iterator(); (!sameNet) && iter.hasNext(); )
- {
- InetNetwork network = (InetNetwork) iter.next();
- sameNet = network.contains(ip);
- }
- return sameNet;
- }
-
- public NetMatcher()
- {
- }
-
- public NetMatcher(final String[] nets)
- {
- initInetNetworks(nets);
- }
-
- public NetMatcher(final Collection nets)
- {
- initInetNetworks(nets);
- }
-
- public String toString() {
- return networks.toString();
- }
-
- protected void log(String s) { }
-}
-
-class InetNetwork
-{
- /*
- * Implements network masking, and is compatible with RFC 1518 and
- * RFC 1519, which describe CIDR: Classless Inter-Domain Routing.
- */
-
- private InetAddress network;
- private InetAddress netmask;
-
- public InetNetwork(InetAddress ip, InetAddress netmask)
- {
- network = maskIP(ip, netmask);
- this.netmask = netmask;
- }
-
- public boolean contains(final String name) throws java.net.UnknownHostException
- {
- return network.equals(maskIP(InetAddress.getByName(name), netmask));
- }
-
- public boolean contains(final InetAddress ip)
- {
- return network.equals(maskIP(ip, netmask));
- }
-
- public String toString()
- {
- return network.getHostAddress() + "/" + netmask.getHostAddress();
- }
-
- public int hashCode()
- {
- return maskIP(network, netmask).hashCode();
- }
-
- public boolean equals(Object obj)
- {
- return (obj != null) && (obj instanceof InetNetwork) &&
- ((((InetNetwork)obj).network.equals(network)) && (((InetNetwork)obj).netmask.equals(netmask)));
- }
-
- public static InetNetwork getFromString(String netspec) throws java.net.UnknownHostException
- {
- if (netspec.endsWith("*"))
- {
- netspec = normalizeFromAsterisk(netspec);
- }
- else
- {
- int iSlash = netspec.indexOf('/');
- if (iSlash == -1)
- {
- netspec += "/255.255.255.255";
- }
- else if (netspec.indexOf('.', iSlash) == -1)
- {
- netspec = normalizeFromCIDR(netspec);
- }
- }
-
- return new InetNetwork(InetAddress.getByName(netspec.substring(0, netspec.indexOf('/'))),
- InetAddress.getByName(netspec.substring(netspec.indexOf('/') + 1)));
- }
-
- public static InetAddress maskIP(final byte[] ip, final byte[] mask)
- {
- try
- {
- return getByAddress(new byte[]
- {
- (byte) (mask[0] & ip[0]),
- (byte) (mask[1] & ip[1]),
- (byte) (mask[2] & ip[2]),
- (byte) (mask[3] & ip[3])
- });
- }
- catch(Exception _) {}
- {
- return null;
- }
- }
-
- public static InetAddress maskIP(final InetAddress ip, final InetAddress mask)
- {
- return maskIP(ip.getAddress(), mask.getAddress());
- }
-
- /*
- * This converts from an uncommon "wildcard" CIDR format
- * to "address + mask" format:
- *
- * * => 000.000.000.0/000.000.000.0
- * xxx.* => xxx.000.000.0/255.000.000.0
- * xxx.xxx.* => xxx.xxx.000.0/255.255.000.0
- * xxx.xxx.xxx.* => xxx.xxx.xxx.0/255.255.255.0
- */
- static private String normalizeFromAsterisk(final String netspec)
- {
- String[] masks = { "0.0.0.0/0.0.0.0", "0.0.0/255.0.0.0", "0.0/255.255.0.0", "0/255.255.255.0" };
- char[] srcb = netspec.toCharArray();
- int octets = 0;
- for (int i = 1; i < netspec.length(); i++)
- {
- if (srcb[i] == '.')
- {
- octets++;
- }
- }
- return (octets == 0) ? masks[0] : netspec.substring(0, netspec.length() -1 ).concat(masks[octets]);
- }
-
- /*
- * RFC 1518, 1519 - Classless Inter-Domain Routing (CIDR)
- * This converts from "prefix + prefix-length" format to
- * "address + mask" format, e.g. from xxx.xxx.xxx.xxx/yy
- * to xxx.xxx.xxx.xxx/yyy.yyy.yyy.yyy.
- */
- static private String normalizeFromCIDR(final String netspec)
- {
- final int bits = 32 - Integer.parseInt(netspec.substring(netspec.indexOf('/')+1));
- final int mask = (bits == 32) ? 0 : 0xFFFFFFFF - ((1 << bits)-1);
-
- return netspec.substring(0, netspec.indexOf('/') + 1) +
- Integer.toString(mask >> 24 & 0xFF, 10) + "." +
- Integer.toString(mask >> 16 & 0xFF, 10) + "." +
- Integer.toString(mask >> 8 & 0xFF, 10) + "." +
- Integer.toString(mask >> 0 & 0xFF, 10);
- }
-
- private static java.lang.reflect.Method getByAddress = null;
-
- static {
- try {
- Class inetAddressClass = Class.forName("java.net.InetAddress");
- Class[] parameterTypes = { byte[].class };
- getByAddress = inetAddressClass.getMethod("getByAddress", parameterTypes);
- } catch (Exception e) {
- getByAddress = null;
- }
- }
-
- private static InetAddress getByAddress(byte[] ip) throws java.net.UnknownHostException
- {
- InetAddress addr = null;
- if (getByAddress != null)
- {
- try
- {
- addr = (InetAddress) getByAddress.invoke(null, new Object[] { ip });
- }
- catch (IllegalAccessException e)
- {
- }
- catch (java.lang.reflect.InvocationTargetException e)
- {
- }
- }
-
- if (addr == null) {
- addr = InetAddress.getByName
- (
- Integer.toString(ip[0] & 0xFF, 10) + "." +
- Integer.toString(ip[1] & 0xFF, 10) + "." +
- Integer.toString(ip[2] & 0xFF, 10) + "." +
- Integer.toString(ip[3] & 0xFF, 10)
- );
- }
- return addr;
- }
-}
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