Interface IObservableCache<TObject, TKey>

Namespace

DynamicData

Assembly

DynamicData.dll

A cache for observing and querying in memory data. With additional data access operators.

public interface IObservableCache<TObject, TKey> : IConnectableCache<TObject, TKey>, IDisposable where TObject : notnull where TKey : notnull

Type Parameters

TObject

The type of the object.

TKey

The type of the key.

Inherited Members

IConnectableCache<TObject, TKey>.Connect(Func<TObject, bool>, bool)

IConnectableCache<TObject, TKey>.Preview(Func<TObject, bool>)

IConnectableCache<TObject, TKey>.Watch(TKey)

IConnectableCache<TObject, TKey>.CountChanged

IDisposable.Dispose()

Extension Methods

ObservableCacheEx.AsObservableCache<TObject, TKey>(IObservableCache<TObject, TKey>)

ObservableCacheEx.DeferUntilLoaded<TObject, TKey>(IObservableCache<TObject, TKey>)

ObservableCacheEx.WatchValue<TObject, TKey>(IObservableCache<TObject, TKey>, TKey)

SourceCacheEx.Cast<TSource, TKey, TDestination>(IObservableCache<TSource, TKey>, Func<TSource, TDestination>)

Properties

Count

Gets the total count of cached items.

int Count { get; }

Property Value

int

Items

Gets the Items.

IReadOnlyList<TObject> Items { get; }

Property Value

IReadOnlyList<TObject>

KeyValues

Gets the key value pairs.

IReadOnlyDictionary<TKey, TObject> KeyValues { get; }

Property Value

IReadOnlyDictionary<TKey, TObject>

Keys

Gets the keys.

IReadOnlyList<TKey> Keys { get; }

Property Value

IReadOnlyList<TKey>

Methods

Lookup(TKey)

Lookup a single item using the specified key.

Optional<TObject> Lookup(TKey key)

Parameters

key TKey

The key.

Returns

Optional<TObject>

An optional with the looked up value.

Remarks

Fast indexed lookup.