//Асинхронная версия с await
public async Task <Forecast[]> GetForecastForAllCities2Async(City[] cities)
{
Forecast[] forecasts = new Forecast[cities.Length];
using (WeatherService weather = new WeatherService())
{
for (int i = 0; i < cities.Length; ++i)
{
forecasts[i] = await weather.GetForecastAsync(cities[i]);
}
}
return(forecasts);
}
//Синхронная версия
public Forecast[] GetForecastForAllCities(City[] cities)
{
Forecast[] forecasts = new Forecast[cities.Length];
using (WeatherService weather = new WeatherService())
{
for (int i = 0; i < cities.Length; ++i)
{
forecasts[i] = weather.GetForecast(cities[i]);
}
}
return(forecasts);
}
//Асинхронная версия
public Task <Forecast[]> GetForecastsForAllCitiesAsync(City[] cities)
{
if (cities.Length == 0)
{
return(Task.Run(() => new Forecast[0]));
}
WeatherService weather = new WeatherService();
Forecast[] forecasts = new Forecast[cities.Length];
var resTsk = GetForecastHelper(weather, 0, cities, forecasts);
return(resTsk.ContinueWith(_ => forecasts));
}
