MdcFilter Class | Apache log4net™ SDK Documentation

Simple filter to match a keyed string in the MDC
Inheritance Hierarchy

System
Object
log4net.Filter
FilterSkeleton
log4net.Filter
StringMatchFilter
log4net.Filter
PropertyFilter
log4net.Filter
MdcFilter

Namespace: log4net.Filter
Assembly: log4net (in log4net.dll) Version: 2.0.8.0-.NET 4.0
Syntax

C#
VB
C++
F#
Copy

    public class MdcFilter : PropertyFilter

    Public Class MdcFilter
    	Inherits PropertyFilter

    public ref class MdcFilter : public PropertyFilter

    type MdcFilter =
        class
            inherit PropertyFilter
        end

The MdcFilter type exposes the following members.

Constructors

| Name | Description
--- | --- | ---
| MdcFilter | Initializes a new instance of the MdcFilter class

Top
Properties

| Name | Description
--- | --- | ---
| AcceptOnMatch | Accept when matching StringToMatch or RegexToMatch (Inherited from StringMatchFilter.)
| Key | The key to lookup in the event properties and then match against. (Inherited from PropertyFilter.)
| Next | Property to get and set the next filter (Inherited from FilterSkeleton.)
| RegexToMatch | Sets the regular expression to match (Inherited from StringMatchFilter.)
| StringToMatch | Sets the static string to match (Inherited from StringMatchFilter.)

Top
Methods

| Name | Description
--- | --- | ---
| ActivateOptions | Initialize and precompile the Regex if required (Inherited from StringMatchFilter.)
| Decide | Check if this filter should allow the event to be logged (Inherited from PropertyFilter.)
| Equals | Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
| Finalize | Allows an Object to attempt to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
| GetHashCode | Serves as a hash function for a particular type. (Inherited from Object.)
| GetType | Gets the Type of the current instance. (Inherited from Object.)
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.)
| ToString | Returns a String that represents the current Object. (Inherited from Object.)

Top
Fields

| Name | Description
--- | --- | ---
| m_acceptOnMatch | Flag to indicate the behavior when we have a match (Inherited from StringMatchFilter.)
| m_regexToMatch | A regex object to match (generated from m_stringRegexToMatch) (Inherited from StringMatchFilter.)
| m_stringRegexToMatch | A string regex to match (Inherited from StringMatchFilter.)
| m_stringToMatch | The string to substring match against the message (Inherited from StringMatchFilter.)

Top
Remarks

Simple filter to match a keyed string in the MDC

As the MDC has been replaced with layered properties the PropertyFilter should be used instead.

See Also

#### Reference

log4net.Filter Namespace