Android获取IP

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package com.lcg.util;

import java.net.Inet4Address;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.net.SocketException;
import java.util.Enumeration;

import android.util.Log;

public class IpTool {
/**
* 获取本机IP地址
*
* @return
*/
public static String getLocalIpAddress() {
String[] addr = new String[6];
int i=0;

try {

    for (Enumeration en = NetworkInterface.getNetworkInterfaces(); en
            .hasMoreElements();) {

        NetworkInterface intf = (NetworkInterface) en.nextElement();

        for (Enumeration enumIpAddr = intf.getInetAddresses(); enumIpAddr
                .hasMoreElements();) {

            InetAddress inetAddress = (InetAddress) enumIpAddr
                    .nextElement();

            addr\[i\]=inetAddress.getHostAddress().toString();

// System.out.println(“ip: “
// + inetAddress.getHostAddress().toString());
//
// //
// System.out.println(“Sitelocal:”
// + inetAddress.isSiteLocalAddress());
// System.out.println(“Anylocal:”
// + inetAddress.isAnyLocalAddress());
// System.out.println(“Linklocal:”+inetAddress.isLinkLocalAddress());
// System.out.println(“Loopbacklocal:”+inetAddress.isLoopbackAddress() );
// System.out.println(“Mutilocal:”+inetAddress.isMulticastAddress() );

                 if (!inetAddress.isLoopbackAddress() && inetAddress
                 instanceof Inet4Address) {
                if(addr\[i-1\].endsWith("wlan0") || addr\[i-1\].endsWith("rmnet0"))
                 return inetAddress.getHostAddress().toString();

                 }
                 i++;

            }

        }

    } catch (SocketException ex) {

        Log.e("dataService", ex.toString());

    }

    return "";

}

}

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