org.slf4j.ext
Class MDCStrLookup

java.lang.Object
  org.apache.commons.lang.text.StrLookup
      org.slf4j.ext.MDCStrLookup

public class MDCStrLookup
extends org.apache.commons.lang.text.StrLookup

This class can be used with the Commons Lang StrSubstitutor to replace tokens that occur in Strings with their values in the MDC.

Author:

Ralph Goers

Constructor Summary

MDCStrLookup()

Method Summary

String

lookup(String key) Looks up up a value in the MDC.

Methods inherited from class org.apache.commons.lang.text.StrLookup

mapLookup, noneLookup, systemPropertiesLookup

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MDCStrLookup

public MDCStrLookup()

Method Detail

lookup

public String lookup(String key)

Looks up up a value in the MDC.

Specified by:

lookup in class org.apache.commons.lang.text.StrLookup

Parameters:

key - the key to be looked up, may be null

Returns:

the matching value, null if no match