BasicNetworkConnectivity.java

/*
 * Copyright (C) 2016 Glucosio Foundation
 *
 * This file is part of Glucosio.
 *
 * Glucosio is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, version 3.
 *
 * Glucosio is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Glucosio.  If not, see <http://www.gnu.org/licenses/>.
 *
 *
 */

package org.glucosio.android.tools.network;

import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import java.lang.ref.WeakReference;

public class BasicNetworkConnectivity implements NetworkConnectivity {

  private WeakReference<Context> context;

  public BasicNetworkConnectivity(Context context) {
    this.context = new WeakReference<>(context);
  }

  public boolean isConnected() {
    ConnectivityManager cm = provideConnectivityService(context.get());
    NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
    return activeNetwork != null && activeNetwork.isConnectedOrConnecting();
  }

  private static ConnectivityManager provideConnectivityService(Context context) {
    return (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
  }
}