Example usage for android.net.wifi WifiManager createMulticastLock

Introduction

In this page you can find the example usage for android.net.wifi WifiManager createMulticastLock.

Prototype

public MulticastLock createMulticastLock(String tag)

Source Link

Document

Create a new MulticastLock

Usage

From source file:org.mythtv.client.ui.MainMenuFragment.java

/**
 * @throws IOException/*ww w.jav a  2 s.  c  om*/
 */
private void startProbe() throws IOException {
    Log.v(TAG, "startProbe : enter");

    if (zeroConf != null) {
        stopProbe();
    }

    // figure out our wifi address, otherwise bail
    WifiManager wifi = (WifiManager) getActivity().getSystemService(Context.WIFI_SERVICE);

    WifiInfo wifiinfo = wifi.getConnectionInfo();
    int intaddr = wifiinfo.getIpAddress();

    byte[] byteaddr = new byte[] { (byte) (intaddr & 0xff), (byte) (intaddr >> 8 & 0xff),
            (byte) (intaddr >> 16 & 0xff), (byte) (intaddr >> 24 & 0xff) };
    InetAddress addr = InetAddress.getByAddress(byteaddr);
    Log.d(TAG, "startProbe : wifi address=" + addr.toString());

    // start multicast lock
    mLock = wifi.createMulticastLock("mythtv_lock");
    mLock.setReferenceCounted(true);
    mLock.acquire();

    zeroConf = JmDNS.create(addr, HOSTNAME);
    zeroConf.addServiceListener(MYTHTV_FRONTEND_TYPE, this);

    Log.v(TAG, "startProbe : exit");
}

From source file:org.deviceconnect.android.deviceplugin.irkit.IRKitManager.java

/**
 * ?./*from w  ww.j  a  va 2 s  .c  o  m*/
 * 
 * @param context 
 */
public synchronized void startDetection(final ContextWrapper context) {

    if (isDetecting()) {
        return;
    }

    mIsDetecting = true;
    init(context);

    WifiManager wifi = getWifiManager(context);
    mMultiLock = wifi.createMulticastLock(MULTI_CAST_LOCK_TAG);
    mMultiLock.setReferenceCounted(true);
    mMultiLock.acquire();

    WifiInfo info = wifi.getConnectionInfo();
    if (info != null) {
        mIpValue = info.getIpAddress();
    } else {
        mIpValue = 0;
    }

    new Thread(new Runnable() {

        @Override
        public void run() {
            synchronized (INSTANCE) {
                try {
                    if (mDNS != null || mIpValue == 0) {
                        mIsDetecting = false;
                        return;
                    }
                    InetAddress ia = parseIPAddress(mIpValue);
                    if (ia == null) {
                        mIsDetecting = false;
                        return;
                    }

                    mDNS = JmDNS.create(ia);
                    mDNS.addServiceListener(SERVICE_TYPE, mServiceListener);
                    mIsDetecting = true;

                    if (BuildConfig.DEBUG) {
                        Log.d(TAG, "start detection.");
                    }

                } catch (IOException e) {
                    if (BuildConfig.DEBUG) {
                        e.printStackTrace();
                    }
                    mIsDetecting = false;
                    mDNS = null;
                }
            }
        }
    }).start();
}

From source file:org.deviceconnect.android.deviceplugin.host.HostDeviceService.java

/**
 * mDNS?.//from w  ww  .j a va 2s  .c om
 * 
 */
public void searchDeviceByBonjour() {

    // cache?false????
    // ?,???????, Wifi?Broadcast????
    new Thread(new Runnable() {
        public void run() {

            services = new ArrayList<Bundle>();

            android.net.wifi.WifiManager wifi = (android.net.wifi.WifiManager) getSystemService(
                    android.content.Context.WIFI_SERVICE);
            WifiManager.MulticastLock lock = wifi.createMulticastLock("deviceplugin.host");
            lock.setReferenceCounted(true);
            lock.acquire();
        }
    }).start();

}

From source file:org.deviceconnect.android.deviceplugin.host.HostDeviceService.java

/**
 * mDNS??????./*from  www.j a  va  2  s  . c  o  m*/
 * 
 */
public void invokeDeviceByBonjour() {

    // cache?false????
    // ?,???????, Wifi?Broadcast????
    new Thread(new Runnable() {
        public void run() {

            services = new ArrayList<Bundle>();

            android.net.wifi.WifiManager wifi = (android.net.wifi.WifiManager) getSystemService(
                    android.content.Context.WIFI_SERVICE);
            WifiManager.MulticastLock lock = wifi.createMulticastLock("deviceplugin.host");
            lock.setReferenceCounted(true);
            lock.acquire();
        }
    }).start();

}

From source file:org.geometerplus.fbreader.plugin.local_opds_scanner.ScanLocalNetworkActivity.java

@Override
public void onCreate(Bundle icicle) {
    super.onCreate(icicle);

    setContentView(R.layout.scan_local_network);

    setListAdapter(new ItemAdapter());

    setTitle(R.string.scan_local_network_window_title);

    final View buttonView = findViewById(R.id.scan_local_network_buttons);

    final Button cancelButton = (Button) buttonView.findViewById(R.id.cancel_button);
    cancelButton.setText(R.string.button_cancel);
    cancelButton.setOnClickListener(new View.OnClickListener() {
        public void onClick(View view) {
            finish();/* ww w.  j a  v a  2  s  . c o m*/
        }
    });

    final WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
    final int state = wifiManager.getWifiState();
    if (state != WifiManager.WIFI_STATE_ENABLED && state != WifiManager.WIFI_STATE_ENABLING) {
        setTitle(R.string.wifi_is_turned_off);
        final View listView = findViewById(android.R.id.list);
        final TextView errorView = (TextView) findViewById(R.id.scan_local_network_error);
        listView.setVisibility(View.GONE);
        errorView.setVisibility(View.VISIBLE);
        errorView.setText(R.string.turn_wifi_on);

        final Button turnOnButton = (Button) buttonView.findViewById(R.id.ok_button);
        turnOnButton.setText(R.string.button_turn_on);
        turnOnButton.setOnClickListener(new View.OnClickListener() {
            public void onClick(View view) {
                wifiManager.setWifiEnabled(true);
                finish();
            }
        });

        myLock = null;
    } else {
        final Button rescanButton = (Button) buttonView.findViewById(R.id.ok_button);
        rescanButton.setText(R.string.button_rescan);
        rescanButton.setOnClickListener(new View.OnClickListener() {
            public void onClick(View view) {
                runOnUiThread(new Runnable() {
                    public void run() {
                        clear();
                        scan();
                    }
                });
            }
        });

        myLock = wifiManager.createMulticastLock("FBReader_lock");
        myLock.setReferenceCounted(true);
        myLock.acquire();

        scan();
    }
}