Where To Insert Webview Code On Eclipse Mainactivity.java?

Hello, Im trying to insert a piece of a code into my mainactivity so when the user of my webview app tries to open it without having internet connection an error page appears. This

Solution 1:

you can always try and test for connectivity on start and if the device is not connected load actual HTML code from your raw folder instead of from a file.

publicstaticbooleanisConnected(Context context) {
    ConnectivityManagercm= (ConnectivityManager) context
            .getSystemService(Context.CONNECTIVITY_SERVICE);
    NetworkInfoinfo= cm.getActiveNetworkInfo();
    if (info == null) {
        returnfalse;
    }
    return info.isConnected();
}

p.s. this requires permission