学步园

    public class NetworkUtils {
    public final static int NONE = 0;
    //无网络
    public final static int WIFI = 1;
    //Wi-Fi
    public final static int MOBILE = 2;
    //3G,GPRS
    /** * 获取当前网络状态
    * @param context
    * @return
    */

    public static int getNetworkState(Context context){
    ConnectivityManager connManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
    //手机网络判断
    State state = connManager.getNetworkInfo(ConnectivityManager.TYPE_MOBILE).getState();
    if(state == State.CONNECTED||state == State.CONNECTING){
    return MOBILE;
    }
    //Wifi网络判断
    state = connManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI).getState();
    if(state == State.CONNECTED||state == State.CONNECTING){
    return WIFI;
    }
    return NONE;
    }

    }