## Uses of Interface
org.apache.log4j.spi.ErrorHandler

Packages that use ErrorHandler
org.apache.log4j: The main log4j package.
org.apache.log4j.helpers: This package is used internally.
org.apache.log4j.varia: Contains various appenders, filters and other odds and ends.

Uses of ErrorHandler in org.apache.log4j

Fields in org.apache.log4j declared as ErrorHandler
`protected ErrorHandler` `AppenderSkeleton.errorHandler` It is assumed and enforced that errorHandler is never null.

Methods in org.apache.log4j that return ErrorHandler
`ErrorHandler` `AppenderSkeleton.getErrorHandler()` Return the currently set `ErrorHandler` for this Appender.
`ErrorHandler` `Appender.getErrorHandler()` Returns the `ErrorHandler` for this appender.

Methods in org.apache.log4j with parameters of type ErrorHandler
`void` `AppenderSkeleton.setErrorHandler(ErrorHandler eh)` Set the `ErrorHandler` for this Appender.
`void` `Appender.setErrorHandler(ErrorHandler errorHandler)` Set the `ErrorHandler` for this appender.
`void` `WriterAppender.setErrorHandler(ErrorHandler eh)` Set the `ErrorHandler` for this WriterAppender and also the underlying `QuietWriter` if any.

Uses of ErrorHandler in org.apache.log4j.helpers

Classes in org.apache.log4j.helpers that implement ErrorHandler
`class` `OnlyOnceErrorHandler` The `OnlyOnceErrorHandler` implements log4j's default error handling policy which consists of emitting a message for the first error in an appender and ignoring all following errors.

Fields in org.apache.log4j.helpers declared as ErrorHandler
`protected ErrorHandler` `QuietWriter.errorHandler`

Methods in org.apache.log4j.helpers with parameters of type ErrorHandler
`void` `QuietWriter.setErrorHandler(ErrorHandler eh)`

Constructors in org.apache.log4j.helpers with parameters of type ErrorHandler
`CountingQuietWriter(Writer writer, ErrorHandler eh)`
`QuietWriter(Writer writer, ErrorHandler errorHandler)`
`SyslogQuietWriter(Writer writer, int syslogFacility, ErrorHandler eh)`

Uses of ErrorHandler in org.apache.log4j.varia

Classes in org.apache.log4j.varia that implement ErrorHandler
`class` `FallbackErrorHandler` The `FallbackErrorHandler` implements the ErrorHandler interface such that a secondary appender may be specified.

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