how-to-check-internet-connection-in-android
public static boolean isNetworkConnected(Context context) {
ConnectivityManager cm = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo ni = cm.getActiveNetworkInfo();
if (ni == null) {
// There are no active networks.
return false;
} else {
return true;
}
}Android check internet
new CheckNetworkConnection(this, new CheckNetworkConnection.OnConnectionCallback() {
@Override
public void onConnectionSuccess() {
Toast.makeText(context, "onSuccess()", toast.LENGTH_SHORT).show();
}
@Override
public void onConnectionFail(String msg) {
Toast.makeText(context, "onFail()", toast.LENGTH_SHORT).show();
}
}).execute();Android check internet
public class CheckNetworkConnection extends AsyncTask < Void, Void, Boolean > {
private OnConnectionCallback onConnectionCallback;
private Context context;
public CheckNetworkConnection(Context con, OnConnectionCallback onConnectionCallback) {
super();
this.onConnectionCallback = onConnectionCallback;
this.context = con;
}
@Override
protected void onPreExecute() {
super.onPreExecute();
}
@Override
protected Boolean doInBackground(Void...params) {
if (context == null)
return false;
boolean isConnected = new NetWorkInfoUtility().isNetWorkAvailableNow(context);
return isConnected;
}
@Override
protected void onPostExecute(Boolean b) {
super.onPostExecute(b);
if (b) {
onConnectionCallback.onConnectionSuccess();
} else {
String msg = "No Internet Connection";
if (context == null)
msg = "Context is null";
onConnectionCallback.onConnectionFail(msg);
}
}
public interface OnConnectionCallback {
void onConnectionSuccess();
void onConnectionFail(String errorMsg);
}
}Copyright © 2021 Codeinu
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