# Hierarchy For Package org.apache.log4j.db

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.log4j.AppenderSkeleton (implements org.apache.log4j.Appender, org.apache.log4j.spi.OptionHandler)
    - org.apache.log4j.db.DBAppender (implements org.apache.log4j.xml.UnrecognizedElementHandler)
  - org.apache.log4j.spi.ComponentBase (implements org.apache.log4j.spi.Component)
    - org.apache.log4j.db.ConnectionSourceSkeleton (implements org.apache.log4j.db.ConnectionSource)
      - org.apache.log4j.db.DataSourceConnectionSource (implements org.apache.log4j.xml.UnrecognizedElementHandler)
      - org.apache.log4j.db.DriverManagerConnectionSource
      - org.apache.log4j.db.JNDIConnectionSource
    - org.apache.log4j.plugins.PluginSkeleton (implements org.apache.log4j.plugins.Plugin)
      - org.apache.log4j.plugins.Receiver (implements org.apache.log4j.spi.Thresholdable)
        - org.apache.log4j.db.CustomSQLDBReceiver (implements org.apache.log4j.plugins.Pauseable, org.apache.log4j.xml.UnrecognizedElementHandler)
        - org.apache.log4j.db.DBReceiver (implements org.apache.log4j.plugins.Pauseable, org.apache.log4j.xml.UnrecognizedElementHandler)
  - org.apache.log4j.db.DBHelper

## Interface Hierarchy

- org.apache.log4j.spi.Component
  - org.apache.log4j.db.ConnectionSource (also extends org.apache.log4j.spi.OptionHandler)
- org.apache.log4j.spi.OptionHandler
  - org.apache.log4j.db.ConnectionSource (also extends org.apache.log4j.spi.Component)