Package org.silverpeas.looks.aurora.service.weather

Class WeatherCache

java.lang.Object

org.silverpeas.looks.aurora.service.weather.WeatherCache

@Technical
@Bean
@Singleton
public class WeatherCache
extends Object

Cache of weather forecast data coming from a weather service.

Author:

mmoquillon

Constructor Summary

Constructors

Constructor	Description
WeatherCache()

Method Summary

Modifier and Type	Method	Description
final WeatherForecastData	get(String cityId, Supplier<WeatherForecastData> supplier)	Gets the weather forecast data from the cache or invokes the specified supplier if no such data are in the cache or if the data is expired.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

WeatherCache

public WeatherCache()

Method Details

get

public final WeatherForecastData get(String cityId,
 Supplier<WeatherForecastData> supplier)

Gets the weather forecast data from the cache or invokes the specified supplier if no such data are in the cache or if the data is expired. If the supplier is invoked, the returned data is then automatically cached.

Parameters:

cityId - the unique identifier of a city.

supplier - a supplier of WeatherForecastData instance.

Returns:

a WeatherForecastData instance.