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Struct LambdaExpressionCacheKey

Represents a simple System.Linq.Expressions.LambdaExpression in a form which is suitable for using as a dictionary key by exposing the return type, argument types and expression string form in a single concatenated string.

Namespace: Umbraco.Cms.Core

Assembly: Umbraco.Core.dll

Syntax

public struct LambdaExpressionCacheKey

Constructors

LambdaExpressionCacheKey(LambdaExpression)

Initializes a new instance of the LambdaExpressionCacheKey struct from a System.Linq.Expressions.LambdaExpression.

Declaration

public LambdaExpressionCacheKey(LambdaExpression obj)

Parameters

Type	Name	Description
LambdaExpression	obj	The lambda expression to create a cache key from.

LambdaExpressionCacheKey(string, string, params string[])

Initializes a new instance of the LambdaExpressionCacheKey struct.

Declaration

public LambdaExpressionCacheKey(string returnType, string expression, params string[] argTypes)

Parameters

Type	Name	Description
string	returnType	The return type of the lambda expression.
string	expression	The string representation of the lambda expression.
string[]	argTypes	The argument type names of the lambda expression.

Fields

ArgTypes

The argument type names of the System.Linq.Expressions.LambdaExpression

Declaration

public readonly HashSet<string?> ArgTypes

Field Value

Type	Description
HashSet<string>

ExpressionAsString

The original string representation of the System.Linq.Expressions.LambdaExpression

Declaration

public readonly string ExpressionAsString

Field Value

Type	Description
string

ReturnType

The return type of the System.Linq.Expressions.LambdaExpression

Declaration

public readonly string? ReturnType

Field Value

Type	Description
string

Methods

Equals(object?)

Determines whether the specified object is equal to this instance.

Declaration

public override bool Equals(object? obj)

Parameters

Type	Name	Description
object	obj	The object to compare with this instance.

Returns

Type	Description
bool	true if the specified object is equal to this instance; otherwise, false.

GetHashCode()

Returns a hash code for this instance.

Declaration

public override int GetHashCode()

Returns

Type	Description
int	A hash code for this instance, suitable for use in hashing algorithms and data structures like a hash table.

ToString()

Returns a string that represents this instance.

Declaration

public override string ToString()

Returns

Type	Description
string	A string that represents this instance.