Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright {2014} {Matsuda Jumpei}
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

import android.app.Application;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;

public class Main {
    public static String getCurrentWifiIP(Application app) {
        WifiManager wifiManager = (WifiManager) app.getSystemService(Application.WIFI_SERVICE);
        if (!wifiManager.isWifiEnabled()) {
            return null;
        }

        WifiInfo wifiInfo = wifiManager.getConnectionInfo();

        int ipAddress = wifiInfo.getIpAddress();
        String strIPAddess = ((ipAddress >> 0) & 0xFF) + "." + ((ipAddress >> 8) & 0xFF) + "."
                + ((ipAddress >> 16) & 0xFF) + "." + ((ipAddress >> 24) & 0xFF);

        return strIPAddess;
    }
}