## Uses of Interface
org.apache.log4j.ULogger

- Packages that use ULogger
  Package | Description
  --- | ---
  org.apache.log4j.spi |

- - ### Uses of ULogger in org.apache.log4j.spi

    Classes in org.apache.log4j.spi that implement ULogger
    Modifier and Type | Class and Description
    --- | ---
    `class` | `Log4JULogger` An implementation of ULogger on org.apache.log4j.Logger.
    `class` | `NOPULogger` A no operation (NOP) implementation of `ULogger`.
    `class` | `SimpleULogger` A simple implementation that logs messages of level INFO or higher on the console (`System.out`).

    Methods in org.apache.log4j.spi that return ULogger
    Modifier and Type | Method and Description
    --- | ---
    `protected ULogger` | ComponentBase.`getLogger()` Return an instance specific logger to be used by the component itself.
    `protected ULogger` | ComponentBase.`getNonFloodingLogger()` Frequently called methods in log4j components can invoke this method in order to avoid flooding the output when logging lasting error conditions.

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