Class Hierarchy
- java.lang.Object
- org.apache.log4j.helpers.AppenderAttachableImpl (implements org.apache.log4j.spi.AppenderAttachable)
- org.apache.log4j.helpers.NullEnumeration (implements java.util.Enumeration<E>)
- org.apache.log4j.helpers.OptionConverter
- java.io.Writer (implements java.lang.Appendable, java.io.Closeable, java.io.Flushable)
- java.io.FilterWriter
- org.apache.log4j.helpers.QuietWriter
- java.io.FilterWriter