Uses of Interface org.apache.log4j.spi.OptionHandler (Log4j Version 1.2.17)

Packages that use OptionHandler
Package	Description
org.apache.log4j	The main log4j package.
org.apache.log4j.helpers	This package is used internally.
org.apache.log4j.jdbc	The JDBCAppender provides for sending log events to a database.
org.apache.log4j.lf5
org.apache.log4j.net	Package for remote logging.
org.apache.log4j.nt	Package for NT event logging.
org.apache.log4j.spi	Contains part of the System Programming Interface (SPI) needed to extend log4j.
org.apache.log4j.varia	Contains various appenders, filters and other odds and ends.
org.apache.log4j.xml	XML based components.

Uses of OptionHandler in org.apache.log4j

Classes in org.apache.log4j that implement OptionHandler
Modifier and Type	Class	Description
`class`	`AppenderSkeleton`	Abstract superclass of the other appenders in the package.
`class`	`AsyncAppender`	The AsyncAppender lets users log events asynchronously.
`class`	`ConsoleAppender`	ConsoleAppender appends log events to `System.out` or `System.err` using a layout specified by the user.
`class`	`DailyRollingFileAppender`	DailyRollingFileAppender extends `FileAppender` so that the underlying file is rolled over at a user chosen frequency.
`class`	`EnhancedPatternLayout`	This class is an enhanced version of org.apache.log4j.PatternLayout which was originally developed as part of the abandoned log4j 1.3 effort and has been available in the extras companion.
`class`	`FileAppender`	FileAppender appends log events to a file.
`class`	`HTMLLayout`	This layout outputs events in a HTML table.
`class`	`Layout`	Extend this abstract class to create your own log layout format.
`class`	`PatternLayout`	A flexible layout configurable with pattern string.
`class`	`RollingFileAppender`	RollingFileAppender extends FileAppender to backup the log files when they reach a certain size.
`class`	`SimpleLayout`	SimpleLayout consists of the level of the log statement, followed by " - " and then the log message itself.
`class`	`TTCCLayout`	TTCC layout format consists of time, thread, category and nested diagnostic context information, hence the name.
`class`	`WriterAppender`	WriterAppender appends log events to a `Writer` or an `OutputStream` depending on the user's choice.

Uses of OptionHandler in org.apache.log4j.helpers

Classes in org.apache.log4j.helpers that implement OptionHandler
Modifier and Type	Class	Description
`class`	`DateLayout`	This abstract layout takes care of all the date related options and formatting work.
`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.

Uses of OptionHandler in org.apache.log4j.jdbc

Classes in org.apache.log4j.jdbc that implement OptionHandler
Modifier and Type Class Description

class JDBCAppender
The JDBCAppender provides for sending log events to a database.
Uses of OptionHandler in org.apache.log4j.lf5

Classes in org.apache.log4j.lf5 that implement OptionHandler
Modifier and Type Class Description

class LF5Appender
LF5Appender logs events to a swing based logging console.

Uses of OptionHandler in org.apache.log4j.net

Classes in org.apache.log4j.net that implement OptionHandler
Modifier and Type	Class	Description
`class`	`JMSAppender`	A simple appender that publishes events to a JMS Topic.
`class`	`SMTPAppender`	Send an e-mail when a specific logging event occurs, typically on errors or fatal errors.
`class`	`SocketAppender`	Sends `LoggingEvent` objects to a remote a log server, usually a `SocketNode`.
`class`	`SocketHubAppender`	Sends `LoggingEvent` objects to a set of remote log servers, usually a `SocketNodes`.
`class`	`SyslogAppender`	Use SyslogAppender to send log messages to a remote syslog daemon.
`class`	`TelnetAppender`	The TelnetAppender is a log4j appender that specializes in writing to a read-only socket.

Uses of OptionHandler in org.apache.log4j.nt

Classes in org.apache.log4j.nt that implement OptionHandler
Modifier and Type Class Description

class NTEventLogAppender
Append to the NT event log system.

Uses of OptionHandler in org.apache.log4j.spi

Subinterfaces of OptionHandler in org.apache.log4j.spi
Modifier and Type	Interface	Description
`interface`	`ErrorHandler`	Appenders may delegate their error handling to `ErrorHandlers`.

Classes in org.apache.log4j.spi that implement OptionHandler
Modifier and Type	Class	Description
`class`	`Filter`	Users should extend this class to implement customized logging event filtering.

Uses of OptionHandler in org.apache.log4j.varia

Classes in org.apache.log4j.varia that implement OptionHandler
Modifier and Type	Class	Description
`class`	`DenyAllFilter`	This filter drops all logging events.
`class`	`ExternallyRolledFileAppender`	This appender listens on a socket on the port specified by the Port property for a "RollOver" message.
`class`	`FallbackErrorHandler`	The `FallbackErrorHandler` implements the ErrorHandler interface such that a secondary appender may be specified.
`class`	`LevelMatchFilter`	This is a very simple filter based on level matching.
`class`	`LevelRangeFilter`	This is a very simple filter based on level matching, which can be used to reject messages with priorities outside a certain range.
`class`	`NullAppender`	A NullAppender merely exists, it never outputs a message to any device.
`class`	`StringMatchFilter`	This is a very simple filter based on string matching.

Uses of OptionHandler in org.apache.log4j.xml

Classes in org.apache.log4j.xml that implement OptionHandler
Modifier and Type	Class	Description
`class`	`XMLLayout`	The output of the XMLLayout consists of a series of log4j:event elements as defined in the log4j.dtd.