Posted by : Unknown Rabu, 18 April 2018

MainActicity.java

import android.app.*;
import android.os.*;
import android.net.*;
import android.widget.*;
import android.content.*;

public class MainActivity extends Activity
{
    @Override
    protected void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
ConnectivityManager cm = (ConnectivityManager) getApplication().getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo netInfo = cm.getActiveNetworkInfo();
if (netInfo != null && netInfo.isConnected()) {
Toast.makeText(getApplication(), "You are connected to "+netInfo.getTypeName()+" "+netInfo.getSubtypeName(), Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(getApplication(), "You don't have connection.", Toast.LENGTH_SHORT).show();
}

    }
}

AndroidManifest.xml
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

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