Example usage for android.content Context WIFI

Introduction

In this page you can find the example usage for android.content Context WIFI_SERVICE.

Prototype

String WIFI_SERVICE

To view the source code for android.content Context WIFI_SERVICE.

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Document

Use with #getSystemService(String) to retrieve a android.net.wifi.WifiManager for handling management of Wi-Fi access.

Usage

From source file:Main.java

/**
 * Returns MAC address of WiFi module.//ww  w.  j a  v  a2s.  co  m
 *
 * @param context - used to get WiFi manager
 */
public static String getMacAddress(Context context) {
    final WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);

    final WifiInfo wifiInfo = wifiManager.getConnectionInfo();
    if (wifiInfo == null)
        return null;

    return wifiInfo.getMacAddress().toUpperCase();
}

From source file:Main.java

public static String getMacAddress(Context context) {
    if (TextUtils.isEmpty(macAddress)) {
        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        WifiInfo wifiInfo = wifiManager.getConnectionInfo();
        if (wifiInfo != null) {
            macAddress = wifiInfo.getMacAddress();
            return macAddress;
        }/*from w w w  .  ja  va2 s . com*/
    }
    return macAddress;
}

From source file:Main.java

/**
 * <uses-permission android:name="android.permission.ACCESS_WIFI_STATE"/>
 *///from  w w w  .  j ava 2 s .c o  m
public static WifiInfo getConnectionWifi(@NonNull Context context) {
    WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    return wifi.getConnectionInfo();
}

From source file:Main.java

public static void getScanWifiResults(Context context) {
    WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    List<ScanResult> wifiResults = wifiManager.getScanResults();
    for (ScanResult wifi : wifiResults) {
        //         LogUtil.log(TAG, Log.DEBUG, wifi.toString());
    }/*w  ww .ja v a  2s  . c o m*/

    TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);

    //      LogUtil.log(TAG, Log.DEBUG, TelephonyManager.PHONE_TYPE_GSM + "----" + tm.getPhoneType());
    List<NeighboringCellInfo> cellResults = tm.getNeighboringCellInfo();
    for (NeighboringCellInfo cell : cellResults) {
        //         LogUtil.log(TAG, Log.DEBUG, cell.getCid() + "-" + cell.getLac() + "-" + cell.getRssi() + "-" + cell.getPsc()
        //               + "-" + cell.getNetworkType());
    }

    //      LogUtil.log(TAG, Log.DEBUG, getProviderName(context).getText());
}

From source file:Main.java

/**
 * Returns SSID of Wifi hotspot device connected with.
 * @param context//from   w  ww  .j  a  v a  2 s.  c o  m
 * @return
 */
public static String getCurrentWifiConnectionSSID(Context context) {
    final WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    final WifiInfo wifiInfo = wifiManager.getConnectionInfo();
    if (wifiInfo == null)
        return null;

    String ssid = wifiInfo.getSSID();
    if (android.os.Build.VERSION.SDK_INT >= 16) {
        if (ssid.startsWith("\"") && ssid.endsWith("\"")) {
            ssid = ssid.substring(1, ssid.length() - 1);
        }
    }
    return ssid;
}

From source file:Main.java

public static int getWifiState(Context context) throws Exception {
    WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
    if (wifiManager != null) {
        return wifiManager.getWifiState();
    } else {/*  www  . j a  v a  2s .co m*/
        throw new Exception("wifi device not found!");
    }
}

From source file:Main.java

public static void lockWifi(Context context, String lockStr) {
    if (wifiManager == null) {
        wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
        multicastLock = wifiManager.createMulticastLock(lockStr + "multicast_lock");
        multicastLock.acquire();/*  w  w  w  . j  a  v  a  2s.co m*/

        wifiLock = wifiManager.createWifiLock(lockStr + "wifi_lock");
        wifiLock.acquire();
    }
}

From source file:Main.java

/**
 * Checks if is wifi./*  w  ww .  j av a  2  s .  com*/
 * 
 * @param ctx
 *            the ctx
 * @return true, if is wifi
 */
public static boolean isWifi(final Context ctx) {
    WifiManager wm = (WifiManager) ctx.getSystemService(Context.WIFI_SERVICE);
    WifiInfo wi = wm.getConnectionInfo();
    if (wi != null && (WifiInfo.getDetailedStateOf(wi.getSupplicantState()) == DetailedState.OBTAINING_IPADDR
            || WifiInfo.getDetailedStateOf(wi.getSupplicantState()) == DetailedState.CONNECTED)) {
        return true;
    }
    return false;
}

From source file:Main.java

static public Boolean toggleWifi(Context context, Boolean enable) {
    return toggleWifi((WifiManager) context.getSystemService(Context.WIFI_SERVICE), enable);
}

From source file:Main.java

public static String getDhcpIpString(Context mContext) {
    WifiManager mWifiManager;//from ww w  .  ja  v a  2  s  .  c  o  m
    String broadcastIp = null;
    mWifiManager = (WifiManager) mContext.getSystemService(Context.WIFI_SERVICE);
    if (mWifiManager.isWifiEnabled()) {
        DhcpInfo myDhcpInfo = mWifiManager.getDhcpInfo();
        if (myDhcpInfo == null) {
            Toast.makeText(mContext, "can not get dhcp info", Toast.LENGTH_SHORT).show();
            return null;
        } else {
            try {
                broadcastIp = getBroadcastAddress(myDhcpInfo).getHostAddress();
            } catch (UnknownHostException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
                return null;
            }
        }
        return broadcastIp;
    }
    return null;
}

Example usage for android.content Context WIFI_SERVICE

Introduction

Prototype

Document

Usage