Java 返回此主机的所有网络接口。

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//package com.nowjava;

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import java.net.NetworkInterface;

/** from 

NowJava.com**/

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import java.net.SocketException;

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import java.util.ArrayList;

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import java.util.Collection;

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import java.util.Enumeration;

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public class Main {

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    public static void main(String[] argv) throws Exception {

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        System.out.println(getNetworkInterfaces());

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    }

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    /**

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     * Returns all network interfaces of this host.

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     * @return all network interfaces of this host

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     */

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    public static Collection<NetworkInterface> getNetworkInterfaces() {

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        // get network interfaces

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        ArrayList<NetworkInterface> result = new ArrayList<NetworkInterface>();

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        Enumeration<NetworkInterface> ifs = null;

        /**

         * N o  w  J a v a . c o m - 时  代  Java 提 供 

        **/

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        try {

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            ifs = NetworkInterface.getNetworkInterfaces();

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        } catch (SocketException e1) {

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            throw new IllegalStateException(

/**代码未完, 请加载全部代码(NowJava.com).**/