Class LruCache<TKey, TValue>

A cache implementation that uses the least recently used (LRU) policy to evict stale key-value pairs.

Inheritance
System.Object
Cache<TKey, TValue>
LruCache<TKey, TValue>
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Flame.Collections
Assembly: Flame.dll
Syntax
public sealed class LruCache<TKey, TValue> : Cache<TKey, TValue>
Type Parameters
Name Description
TKey
TValue

Constructors

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LruCache(Int32)

Creates an LRU cache with a particular capacity.

Declaration
public LruCache(int capacity)
Parameters
Type Name Description
System.Int32 capacity

The maximal number of key-value pairs in the LRU cache.
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LruCache(Int32, IEqualityComparer<TKey>)

Creates an LRU cache with a particular capacity and a key equality comparer.

Declaration
public LruCache(int capacity, IEqualityComparer<TKey> comparer)
Parameters
Type Name Description
System.Int32 capacity

The maximal number of key-value pairs in the LRU cache.
System.Collections.Generic.IEqualityComparer<TKey> comparer

An equality comparer for keys.

Properties

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Capacity

Gets the LRU cache's capacity.

Declaration
public int Capacity { get; }
Property Value
Type Description
System.Int32

The maximal number of key-value pairs in the LRU cache.

Methods

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Get(TKey, Func<TKey, TValue>)

Declaration
public override TValue Get(TKey key, Func<TKey, TValue> createValue)
Parameters
Type Name Description
TKey key
System.Func<TKey, TValue> createValue
Returns
Type Description
TValue
Overrides
Flame.Collections.Cache<TKey, TValue>.Get(TKey, System.Func<TKey, TValue>)
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Insert(TKey, TValue)

Declaration
public override void Insert(TKey key, TValue value)
Parameters
Type Name Description
TKey key
TValue value
Overrides
Flame.Collections.Cache<TKey, TValue>.Insert(TKey, TValue)
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TryGet(TKey, out TValue)

Declaration
public override bool TryGet(TKey key, out TValue value)
Parameters
Type Name Description
TKey key
TValue value
Returns
Type Description
System.Boolean
Overrides
Flame.Collections.Cache<TKey, TValue>.TryGet(TKey, TValue)