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POANDROID - Crash when I call sendBroadcast to check the network
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copied!<p>I have a broadcast to check the network, when the network changes state, I notify my activity with onNetworkActivated() or onNetworkInactivated():</p> <pre><code>public class NetworkBroadcastReceiver extends BroadcastReceiver { private OnNetworkListener currentActivity = null; public NetworkBroadcastReceiver(FragmentActivity activity) { try { currentActivity = (OnNetworkListener) activity; } catch (ClassCastException e) { throw new ClassCastException(activity.toString() + " doit implémenter OnNetworkListener"); } } @Override public void onReceive(Context context, Intent intent) { ConnectivityManager connectivity = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); if (connectivity == null) { currentActivity.onNetworkInactivated(); return; } else { NetworkInfo info = connectivity.getActiveNetworkInfo(); if (info != null && info.getState() == NetworkInfo.State.CONNECTED) { currentActivity.onNetworkActivated(); return; } } currentActivity.onNetworkInactivated(); } public interface OnNetworkListener { public void onNetworkActivated(); public void onNetworkInactivated(); } } </code></pre> <p>In my Activity, when I I need to call for various reasons sendBroadcast the first time, but Android crash :s</p> <pre><code>public class Earthquake extends FragmentActivity implements OnNetworkListener { private FragmentManager fragmentManager; private NetworkBroadcastReceiver networkbroadcastreceiver; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); fragmentManager = getSupportFragmentManager(); networkbroadcastreceiver = new NetworkBroadcastReceiver(Earthquake.this); this.registerReceiver(networkbroadcastreceiver, new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION)); this.sendBroadcast(new Intent(ConnectivityManager.CONNECTIVITY_ACTION)); } @Override protected void onDestroy() { this.unregisterReceiver(networkbroadcastreceiver); super.onDestroy(); } public void onNetworkActivated() { Log.e("onNetworkActivated", "onNetworkActivated"); } public void onNetworkInactivated() { Log.e("onNetworkInactivated", "onNetworkInactivated"); } } </code></pre> <p>What is the problem ?</p> <p>Thank you in advance</p>

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