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LoggerMessageAttribute Class

Definition

Provides information to guide the production of a strongly-typed logging method.

public ref class LoggerMessageAttribute sealed : Attribute
[System.AttributeUsage(System.AttributeTargets.Method)]
public sealed class LoggerMessageAttribute : Attribute
[<System.AttributeUsage(System.AttributeTargets.Method)>]
type LoggerMessageAttribute = class
    inherit Attribute
Public NotInheritable Class LoggerMessageAttribute
Inherits Attribute
Inheritance
LoggerMessageAttribute
Attributes

Examples

static partial class Log
{
    [LoggerMessage(EventId = 0, Message = "Could not open socket for {hostName}")]
    static partial void CouldNotOpenSocket(ILogger logger, LogLevel level, string hostName);
}

Remarks

The method this attribute is applied to:

- Must be a partial method.

- Must return void.

- Must not be generic.

- Must have an ILogger as one of its parameters.

- Must have a LogLevel as one of its parameters.

- None of the parameters can be generic.

Constructors

LoggerMessageAttribute()

Initializes a new instance of the LoggerMessageAttribute class which is used to guide the production of a strongly-typed logging method.

LoggerMessageAttribute(Int32, LogLevel, String)

Initializes a new instance of the LoggerMessageAttribute class which is used to guide the production of a strongly-typed logging method.

LoggerMessageAttribute(LogLevel, String)

Initializes a new instance of the LoggerMessageAttribute class which is used to guide the production of a strongly-typed logging method.

LoggerMessageAttribute(LogLevel)

Initializes a new instance of the LoggerMessageAttribute class which is used to guide the production of a strongly-typed logging method.

LoggerMessageAttribute(String)

Initializes a new instance of the LoggerMessageAttribute class which is used to guide the production of a strongly-typed logging method.

Properties

EventId

Gets the logging event id for the logging method.

EventName

Gets or sets the logging event name for the logging method.

Level

Gets the logging level for the logging method.

Message

Gets the message text for the logging method.

SkipEnabledCheck

Gets the flag to skip IsEnabled check for the logging method.

TypeId

When implemented in a derived class, gets a unique identifier for this Attribute.

(Inherited from Attribute)

Methods

Equals(Object)

Returns a value that indicates whether this instance is equal to a specified object.

(Inherited from Attribute)
GetHashCode()

Returns the hash code for this instance.

(Inherited from Attribute)
GetType()

Gets the Type of the current instance.

(Inherited from Object)
IsDefaultAttribute()

When overridden in a derived class, indicates whether the value of this instance is the default value for the derived class.

(Inherited from Attribute)
Match(Object)

When overridden in a derived class, returns a value that indicates whether this instance equals a specified object.

(Inherited from Attribute)
MemberwiseClone()

Creates a shallow copy of the current Object.

(Inherited from Object)
ToString()

Returns a string that represents the current object.

(Inherited from Object)

Explicit Interface Implementations

_Attribute.GetIDsOfNames(Guid, IntPtr, UInt32, UInt32, IntPtr)

Maps a set of names to a corresponding set of dispatch identifiers.

(Inherited from Attribute)
_Attribute.GetTypeInfo(UInt32, UInt32, IntPtr)

Retrieves the type information for an object, which can be used to get the type information for an interface.

(Inherited from Attribute)
_Attribute.GetTypeInfoCount(UInt32)

Retrieves the number of type information interfaces that an object provides (either 0 or 1).

(Inherited from Attribute)
_Attribute.Invoke(UInt32, Guid, UInt32, Int16, IntPtr, IntPtr, IntPtr, IntPtr)

Provides access to properties and methods exposed by an object.

(Inherited from Attribute)

Applies to