1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 *
19 */
20 package org.apache.mina.integration.beans;
21
22 import java.beans.PropertyEditor;
23 import java.net.InetSocketAddress;
24
25 /**
26 * A {@link PropertyEditor} which converts a {@link String} into an
27 * {@link InetSocketAddress}. Valid values include a hostname or IP
28 * address and a port number separated by a ':'. If the hostname or IP address
29 * is omitted the wildcard address will be used. E.g.:
30 * <code>google.com:80</code>, <code>:22</code>, <code>192.168.0.1:110</code>.
31 *
32 * @author <a href="http://mina.apache.org">Apache MINA Project</a>
33 *
34 * @see java.net.InetSocketAddress
35 */
36 public class InetSocketAddressEditor extends AbstractPropertyEditor {
37
38 @Override
39 protected String toText(Object value) {
40 InetSocketAddress addr = ((InetSocketAddress) value);
41 String hostname;
42 if (addr.getAddress() != null) {
43 hostname = addr.getAddress().getHostAddress();
44 } else {
45 hostname = addr.getHostName();
46 }
47
48 if (hostname.equals("0:0:0:0:0:0:0:0") || hostname.equals("0.0.0.0") ||
49 hostname.equals("00:00:00:00:00:00:00:00")) {
50 hostname = "*";
51 }
52
53 return hostname + ':' + addr.getPort();
54 }
55
56 @Override
57 protected Object toValue(String text) throws IllegalArgumentException {
58 if (text.length() == 0) {
59 return defaultValue();
60 }
61
62 int colonIndex = text.lastIndexOf(":");
63 if (colonIndex > 0) {
64 String host = text.substring(0, colonIndex);
65 if (!"*".equals(host)) {
66 int port = parsePort(text.substring(colonIndex + 1));
67 return new InetSocketAddress(host, port);
68 }
69 }
70
71 int port = parsePort(text.substring(colonIndex + 1));
72 return new InetSocketAddress(port);
73 }
74
75 @Override
76 protected String defaultText() {
77 return "*:0";
78 }
79
80 @Override
81 protected Object defaultValue() {
82 return new InetSocketAddress(0);
83 }
84
85 private int parsePort(String s) {
86 try {
87 return Integer.parseInt(s);
88 } catch (NumberFormatException nfe) {
89 throw new IllegalArgumentException("Illegal port number: " + s);
90 }
91 }
92 }