/// <summary>
/// Attempts to get the entity from the cache.
/// </summary>
/// <param name="cache">The cache to perform the operation on.</param>
/// <param name="key">The JSON API entity key to return the value for.</param>
/// <param name="value">The value that was associated with the given key.</param>
/// <returns>true if the an entity was found for the key, false if not.</returns>
internal static bool TryGetValue(this IJsonApiEntityCache cache, JsonApiEntityKey key, out object value)
{
if (cache == null)
{
throw new ArgumentNullException(nameof(cache));
}
return(cache.TryGetValue(key.Type, key.Id, out value));
}
/// <summary>
/// Attempts to get the entity from the cache.
/// </summary>
/// <param name="cache">The cache to add the entity to.</param>
/// <param name="key">The item that defines the key for the entity to locate.</param>
/// <param name="value">The entity that is associated with the given type and ID, otherwise the default value is returned.</param>
/// <returns>true if the object that implements <see cref="T:Hypermedia.JsonApi.IJsonApiEntityCache" /> contains an element with the specified key; otherwise, false.</returns>
public static bool TryGetValue(this IJsonApiEntityCache cache, JsonObject key, out object value)
{
if (cache == null)
{
throw new ArgumentNullException(nameof(cache));
}
string type;
string id;
if (TryCreateKey(key, out type, out id) == false)
{
value = null;
return(false);
}
return(cache.TryGetValue(type, id, out value));
}