Package org.slf4j.nop

Class NOPMDCAdapter

  • All Implemented Interfaces:
    MDCAdapter

    public class NOPMDCAdapter
    extends Object
    implements MDCAdapter
    This adapter is an empty implementation of the MDCAdapter interface. It is used for all logging systems which do not support mapped diagnostic contexts such as JDK14, simple and NOP.
    Since:
    1.4.1
    Author:
    Ceki Gülcü
    • Method Detail

      • clear

        public void clear()
        Description copied from interface: MDCAdapter
        Clear all entries in the MDC.
        Specified by:
        clear in interface MDCAdapter
      • get

        public String get​(String key)
        Description copied from interface: MDCAdapter
        Get the context identified by the key parameter. The key parameter cannot be null.
        Specified by:
        get in interface MDCAdapter
        Returns:
        the string value identified by the key parameter.
      • put

        public void put​(String key,
                        String val)
        Description copied from interface: MDCAdapter
        Put a context value (the val parameter) as identified with the key parameter into the current thread's context map. The key parameter cannot be null. The val parameter can be null only if the underlying implementation supports it.

        If the current thread does not have a context map it is created as a side effect of this call.

        Specified by:
        put in interface MDCAdapter
      • remove

        public void remove​(String key)
        Description copied from interface: MDCAdapter
        Remove the the context identified by the key parameter. The key parameter cannot be null.

        This method does nothing if there is no previous value associated with key.

        Specified by:
        remove in interface MDCAdapter
      • setContextMap

        public void setContextMap​(Map<String,​String> contextMap)
        Description copied from interface: MDCAdapter
        Set the current thread's context map by first clearing any existing map and then copying the map passed as parameter. The context map parameter must only contain keys and values of type String.
        Specified by:
        setContextMap in interface MDCAdapter
        Parameters:
        contextMap - must contain only keys and values of type String