Internet connection check in android

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 Every Service related app we need to check network available in phone or not before call any web service. The source code is given bellow.


import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;

public class CheckNetworkConnection {

    public static int TYPE_WIFI = 1;
    public static int TYPE_MOBILE = 2;
    public static int TYPE_NOT_CONNECTED = 0;

    public static int getConnectivityStatus(Context context) {
        ConnectivityManager cm = (ConnectivityManager) context
                .getSystemService(Context.CONNECTIVITY_SERVICE);

        NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
        if (null != activeNetwork) {
            if(activeNetwork.getType() == ConnectivityManager.TYPE_WIFI)
                return TYPE_WIFI;
           
            if(activeNetwork.getType() == ConnectivityManager.TYPE_MOBILE)
                return TYPE_MOBILE;
        }
        return TYPE_NOT_CONNECTED;
    }
   
    public static String getConnectivityStatusString(Context context) {
        int conn = CheckNetworkConnection.getConnectivityStatus(context);
        String status = null;
        if (conn == CheckNetworkConnection.TYPE_WIFI) {
            status = "Wifi enabled";
        } else if (conn == CheckNetworkConnection.TYPE_MOBILE) {
            status = "Mobile data enabled";
        } else if (conn == CheckNetworkConnection.TYPE_NOT_CONNECTED) {
            status = "Not connected to Internet";
        }
        return status;
    }
}


2) Give permission in manifest file 

     <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />



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