Java 解析空格分隔的地址[：port]字符串和InetSocketAddress的返回数组。
解析空格分隔的地址[：port]字符串和InetSocketAddress的返回数组。
实例源码：
源代码：
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/*3
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* Copyright (c) 2004 by Cosylab5
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*7
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* The full license specifying the redistribution, modification, usage and other9
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* rights and obligations is included with the distribution of this project in11
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* the file "LICENSE-CAJ". If the license is not included visit Cosylab web site,13
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* <http://www.cosylab.com>.15
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*17
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* THIS SOFTWARE IS PROVIDED AS-IS WITHOUT WARRANTY OF ANY KIND, NOT EVEN THE19
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* IMPLIED WARRANTY OF MERCHANTABILITY. THE AUTHOR OF THIS SOFTWARE, ASSUMES21
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* _NO_ RESPONSIBILITY FOR ANY CONSEQUENCE RESULTING FROM THE USE, MODIFICATION,23
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* OR REDISTRIBUTION OF THIS SOFTWARE.25
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*/27
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//package com.nowjava;//来自 NowJava.com - 时 代 Java29
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import java.net.InetSocketAddress;32
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import java.util.ArrayList;35
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import java.util.StringTokenizer;37
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public class Main {40
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public static void main(String[] argv) throws Exception {42
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String list = "nowjava.com";44
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int defaultPort = 2;46
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System.out.println(java.util.Arrays.toString(getSocketAddressList(48
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list, defaultPort)));50
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}52
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/**55
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* Parse space delimited address[:port] string and return array of <code>InetSocketAddress</code>. 57
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* @param list space delimited address[:port] string.59
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* @param defaultPort port take if not specified.61
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* @return array of <code>InetSocketAddress</code>.63
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*/65
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public static InetSocketAddress[] getSocketAddressList(String list,67
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int defaultPort) {69
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return getSocketAddressList(list, defaultPort, null);71
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}73
/*74
from 时代Java - N o w J a v a . c o m 75
*/76
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/**79
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* Parse space delimited address[:port] string and return array of <code>InetSocketAddress</code>. 81
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* @param list space delimited address[:port] string.83
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* @param defaultPort port take if not specified.85
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* @param appendList list to be appended.87
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* @return array of <code>InetSocketAddress</code>.89
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*/91
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public static InetSocketAddress[] getSocketAddressList(String list,93
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int defaultPort, InetSocketAddress[] appendList) {95
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ArrayList al = new ArrayList();97
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// parse string100
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StringTokenizer st = new StringTokenizer(list);102
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while (st.hasMoreTokens()) {104
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int port = defaultPort;106
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String address = st.nextToken();108
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// check port111
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int pos = address.indexOf(':');113
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if (pos >= 0) {115
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try {117
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port = Integer.parseInt(address.substring(pos + 1));119
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} catch (NumberFormatException nfe) { /* noop */121
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}123
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address = address.substring(0, pos);126
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}128
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