# Package org.slf4j

Core logging interfaces.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  ILoggerFactory | `ILoggerFactory` instances manufacture `Logger` instances by name.
  IMarkerFactory | Implementations of this interface are used to manufacture `Marker` instances.
  Logger | The org.slf4j.Logger interface is the main user entry point of SLF4J API.
  Marker | Markers are named objects used to enrich log statements.

- Class Summary
  Class | Description
  --- | ---
  LoggerFactory | The `LoggerFactory` is a utility class producing Loggers for various logging APIs, most notably for log4j, logback and JDK 1.4 logging.
  MarkerFactory | MarkerFactory is a utility class producing `Marker` instances as appropriate for the logging system currently in use.
  MDC | This class hides and serves as a substitute for the underlying logging system's MDC implementation.
  MDC.MDCCloseable | An adapter to remove the key when done.
  NDC |

## Package org.slf4j Description

Core logging interfaces.

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