protected static synchronized WifiManager.WifiLock getWifiLock(Context context) {
// keep wifi alive
if (wifilock == null) {
WifiManager manager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
wifilock = manager.createWifiLock(CLASS_TAG);
wifilock.setReferenceCounted(true);
}
return wifilock;
}
private synchronized void acquireWifiLockIfNecessary() {
if (stream) {
if (wifiLock == null) {
wifiLock =
((WifiManager) context.getSystemService(Context.WIFI_SERVICE))
.createWifiLock(WifiManager.WIFI_MODE_FULL, TAG);
wifiLock.setReferenceCounted(false);
}
wifiLock.acquire();
}
}
private SipService(Context context) {
if (DEBUG) Log.d(TAG, " service started!");
mContext = context;
mConnectivityReceiver = new ConnectivityReceiver();
mWifiLock =
((WifiManager) context.getSystemService(Context.WIFI_SERVICE))
.createWifiLock(WifiManager.WIFI_MODE_FULL, TAG);
mWifiLock.setReferenceCounted(false);
mSipOnWifiOnly = SipManager.isSipWifiOnly(context);
mMyWakeLock = new SipWakeLock((PowerManager) context.getSystemService(Context.POWER_SERVICE));
mTimer = new SipWakeupTimer(context, mExecutor);
}
public ClientStatus(Context ctx) {
this.ctx = ctx;
// set up CPU Wake Lock
// see documentation at http://developer.android.com/reference/android/os/PowerManager.html
PowerManager pm = (PowerManager) ctx.getSystemService(Context.POWER_SERVICE);
wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, Logging.TAG);
wakeLock.setReferenceCounted(
false); // "one call to release() is sufficient to undo the effect of all previous calls to
// acquire()"
// set up Wifi wake lock
WifiManager wm = (WifiManager) ctx.getSystemService(Context.WIFI_SERVICE);
wifiLock = wm.createWifiLock(WifiManager.WIFI_MODE_FULL, "MyWifiLock");
wifiLock.setReferenceCounted(false);
}