android获取手机ip

public String getLocalIpAddress() {  
            String ipaddress="";
            
        try {  
            for (Enumeration<NetworkInterface> en = NetworkInterface  
                    .getNetworkInterfaces(); en.hasMoreElements();) {  
                NetworkInterface intf = en.nextElement();  
                for (Enumeration<InetAddress> enumIpAddr = intf  
                        .getInetAddresses(); enumIpAddr.hasMoreElements();) {  
                    InetAddress inetAddress = enumIpAddr.nextElement();  
                    if (!inetAddress.isLoopbackAddress()) {  
                            ipaddress=ipaddress+";"+ inetAddress.getHostAddress().toString();  
                    }  
                }  
            }  
        } catch (SocketException ex) {  
            Log.e("WifiPreference IpAddress", ex.toString());  
        }  
        return ipaddress; 
        }