/// <summary>
/// Clears all items from the cache
/// </summary>
/// <typeparam name="TObject">The type of the object.</typeparam>
/// <typeparam name="TKey">The type of the key.</typeparam>
/// <param name="source">The source.</param>
/// <exception cref="System.ArgumentNullException">source</exception>
public static void Clear <TObject, TKey>(this IIntermediateCache <TObject, TKey> source)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
source.Edit(updater => updater.Clear());
}
/// <summary>
/// Removes the specified keys from the cache.
///
/// Any keys not contained in the cache are ignored
/// </summary>
/// <typeparam name="TObject">The type of the object.</typeparam>
/// <typeparam name="TKey">The type of the key.</typeparam>
/// <param name="source">The source.</param>
/// <param name="keys">The keys.</param>
/// <exception cref="System.ArgumentNullException">source</exception>
public static void Remove <TObject, TKey>(this IIntermediateCache <TObject, TKey> source, IEnumerable <TKey> keys)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
source.Edit(updater => updater.Remove(keys));
}
/// <summary>
/// Removes the specified key from the cache.
/// If the item is not contained in the cache then the operation does nothing.
/// </summary>
/// <typeparam name="TObject">The type of the object.</typeparam>
/// <typeparam name="TKey">The type of the key.</typeparam>
/// <param name="source">The source.</param>
/// <param name="key">The key.</param>
/// <exception cref="System.ArgumentNullException">source</exception>
public static void Remove <TObject, TKey>(this IIntermediateCache <TObject, TKey> source, TKey key)
{
if (source == null)
{
throw new ArgumentNullException("source");
}
source.BatchUpdate(updater => updater.Remove(key));
}
public static void BatchUpdate <TObject, TKey>([NotNull] this IIntermediateCache <TObject, TKey> source,
[NotNull] Action <IIntermediateUpdater <TObject, TKey> > updateAction,
Action <Exception> errorHandler = null)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
if (updateAction == null)
{
throw new ArgumentNullException(nameof(updateAction));
}
source.Edit(updateAction, errorHandler);
}
/// <summary>
/// Populates a source into the specified cache
/// </summary>
/// <typeparam name="TObject">The type of the object.</typeparam>
/// <typeparam name="TKey">The type of the key.</typeparam>
/// <param name="source">The source.</param>
/// <param name="detination">The detination.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException">source
/// or
/// detination</exception>
public static IDisposable PopulateInto <TObject, TKey>(this IObservable <IChangeSet <TObject, TKey> > source, IIntermediateCache <TObject, TKey> detination)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
if (detination == null)
{
throw new ArgumentNullException(nameof(detination));
}
return(source.Subscribe(changes => detination.Edit(updater => updater.Update(changes))));
}
