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Class ObjectCacheAppCache

Implements IAppPolicyCache on top of a Umbraco.Cms.Core.Cache.ObjectCacheAppCache.MemoryCache.

Inheritance

System.Object

Namespace: Umbraco.Cms.Core.Cache

Assembly: Umbraco.Core.dll

Syntax

public class ObjectCacheAppCache : IAppPolicyCache, IAppCache

Constructors

ObjectCacheAppCache()

Initializes a new instance of the ObjectCacheAppCache.

Declaration

public ObjectCacheAppCache()

Methods

Clear()

Removes all items from the cache.

Declaration

public virtual void Clear()

Clear(String)

Removes an item identified by its key from the cache.

Declaration

public virtual void Clear(string key)

Parameters

Type	Name	Description
System.String	key	The key of the item.

ClearByKey(String)

Clears items with a key starting with the specified value.

Declaration

public virtual void ClearByKey(string keyStartsWith)

Parameters

Type	Name	Description
System.String	keyStartsWith	The StartsWith value to use in the search.

ClearByRegex(String)

Clears items with a key matching a regular expression.

Declaration

public virtual void ClearByRegex(string regex)

Parameters

Type	Name	Description
System.String	regex	The regular expression.

ClearOfType(Type)

Removes items of a specified type from the cache.

Declaration

public virtual void ClearOfType(Type type)

Parameters

Type	Name	Description
Type	type	The type to remove.

Remarks

If the type is an interface, then all items of a type implementing that interface are removed. Otherwise, only items of that exact type are removed (items of type inheriting from the specified type are not removed).

Performs a case-sensitive search.

ClearOfType<T>()

Removes items of a specified type from the cache.

Declaration

public virtual void ClearOfType<T>()

Type Parameters

Name	Description
T	The type of the items to remove.

Remarks

If the type is an interface, then all items of a type implementing that interface are removed. Otherwise, only items of that exact type are removed (items of type inheriting from the specified type are not removed).

ClearOfType<T>(Func<String, T, Boolean>)

Removes items of a specified type from the cache.

Declaration

public virtual void ClearOfType<T>(Func<string, T, bool> predicate)

Parameters

Type	Name	Description
Func<System.String, T, System.Boolean>	predicate	The predicate to satisfy.

Type Parameters

Name	Description
T	The type of the items to remove.

Remarks

If the type is an interface, then all items of a type implementing that interface are removed. Otherwise, only items of that exact type are removed (items of type inheriting from the specified type are not removed).

Dispose()

Declaration

public void Dispose()

Dispose(Boolean)

Declaration

protected virtual void Dispose(bool disposing)

Parameters

Type	Name	Description
System.Boolean	disposing

Get(String)

Gets an item identified by its key.

Declaration

public object Get(string key)

Parameters

Type	Name	Description
System.String	key	The key of the item.

Returns

Type	Description
System.Object	The item, or null if the item was not found.

Get(String, Func<Object>)

Gets or creates an item identified by its key.

Declaration

public object Get(string key, Func<object> factory)

Parameters

Type	Name	Description
System.String	key	The key of the item.
Func<System.Object>	factory	A factory function that can create the item.

Returns

Type	Description
System.Object	The item.

Remarks

Null values returned from the factory function are never cached.

Get(String, Func<Object>, Nullable<TimeSpan>, Boolean)

Gets an item identified by its key.

Declaration

public object Get(string key, Func<object> factory, TimeSpan? timeout, bool isSliding = false)

Parameters

Type	Name	Description
System.String	key	The key of the item.
Func<System.Object>	factory	A factory function that can create the item.
System.Nullable<TimeSpan>	timeout	An optional cache timeout.
System.Boolean	isSliding	An optional value indicating whether the cache timeout is sliding (default is false).

Returns

Type	Description
System.Object	The item.

Insert(String, Func<Object>, Nullable<TimeSpan>, Boolean)

Inserts an item.

Declaration

public void Insert(string key, Func<object> factory, TimeSpan? timeout = null, bool isSliding = false)

Parameters

Type	Name	Description
System.String	key	The key of the item.
Func<System.Object>	factory	A factory function that can create the item.
System.Nullable<TimeSpan>	timeout	An optional cache timeout.
System.Boolean	isSliding	An optional value indicating whether the cache timeout is sliding (default is false).

SearchByKey(String)

Gets items with a key starting with the specified value.

Declaration

public IEnumerable<object> SearchByKey(string keyStartsWith)

Parameters

Type	Name	Description
System.String	keyStartsWith	The StartsWith value to use in the search.

Returns

Type	Description
IEnumerable<System.Object>	Items matching the search.

SearchByRegex(String)

Gets items with a key matching a regular expression.

Declaration

public IEnumerable<object> SearchByRegex(string regex)

Parameters

Type	Name	Description
System.String	regex	The regular expression.

Returns

Type	Description
IEnumerable<System.Object>	Items matching the search.