android手机连上电脑热点，如何获得电脑ip地址？

package com.example.feng.filesync.utility;

import android.content.Context;
import android.net.ConnectivityManager;
import android.net.DhcpInfo;
import android.net.NetworkInfo;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;

/**
* Created by feng on 2016/4/7.
*/
public class NetWorkUtil {

/**
* 将ip的整数形式转换成ip形式
*
* @param ipInt
* @return
*/
public static String int2ip(int ipInt) {
StringBuilder sb = new StringBuilder();
sb.append(ipInt & 0xFF).append(".");
sb.append((ipInt >> 8) & 0xFF).append(".");
sb.append((ipInt >> 16) & 0xFF).append(".");
sb.append((ipInt >> 24) & 0xFF);
return sb.toString();
}

/**
* 获取当前ip地址
*
* @param context
* @return
*/
public static String getLocalIpAddress(Context context) {
try {
//获取手机本机ip地址
WifiManager wifiManager = (WifiManager) context
.getSystemService(Context.WIFI_SERVICE);
WifiInfo wifiInfo = wifiManager.getConnectionInfo();
int i = wifiInfo.getIpAddress();

//获取所连接热点的ip地址
DhcpInfo dhcpInfo = wifiManager.getDhcpInfo();
String serverAddress = int2ip(dhcpInfo.serverAddress);

return serverAddress;
} catch (Exception ex) {
return " 获取IP出错鸟!!!!请保证是WIFI,或者请重新打开网络!\n" + ex.getMessage();
}

}
}