The log4j Configuration Parameters









The log4j Configuration Parameters

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217272 The log4j Configuration Parameters 187

APPENDIX A

The log4j Configuration

Parameters

Table A-1 presents all the configurable components in log4j and the configurable parameters associated with each component.

Table A-1.Log4j Framework Configuration

Component Configuration Parameters

log4j Renderer

Appender

Logger

Root

LoggerFactory(CategoryFactory)

Renderer RenderedClass

RenderingClass

Appender ErrorHandler

Param

Layout

Filter

Appender-ref

Name Class

Layout Param

Class

Filter Param

Class

ErrorHandler Param

Root-ref

Logger-ref

Appender-ref

Class

Level Param

Class Value

Logger Name

Class

Additivity(true|false); default true

APPENDIX A?THE LOG4J CONFIGURATION PARAMETERS188

Table A-2 presents all the Appender objects and their configurable parameters. Table A-2.Log4j Appenders and Their Configuration Parameters

Appender Configuration Parameters

ConsoleAppender ImmediateFlush

Encoding

Threshold

Target

Name

Layout

ErrorHandler

FileAppender ImmediateFlush

Encoding

Threshold

Filename

FileAppend

BufferedIO

BufferSize

Name

Layout

ErrorHandler

RollingFileAppender All properties of FileAppender

MaxFileSize

MaxBackupIndex

JDBCAppender BufferSize

Driver

Layout

User

Password

URL SQL Name

ErrorHandler

JMSAppender InitialContextFactoryName

LocationInfo

Username

Password

ProviderURL

SecurityCredentials

SecurityPrincipalName

TopicBindingName

TopicConnectionFactoryBindingName

URLPkgPrefixes

Name

Layout

ErrorHandler

SocketAppender LocationInfo

Port

ReconnectionDelay

RemoteHost

Name

ErrorHandler

Layout

Appender Configuration Parameters

NTEventLogAppender Source

Name

Layout

ErrorHandler

SMTPAppender BufferSize

EvaluatorClass

From To

LocationInfo

SMTPHost

Subject

Name

Layout

ErrorHandler

TelnetAppender Port

Name

Layout

ErrorHandler

Table A-3 presents all the Layout objects and their configurable parameters. Table A-3.Log4j Layouts and Their Configuration Parameters

Layout Configuration Parameters

TTCCLayout CategoryPrefixing

ContextPrinting

ThreadPrinting

HTMLLayout LocationInfo

Title

PatternLayout ConversionPattern

APPENDIX ATHE LOG4J CONFIGURATION PARAMETERS189

191

APPENDIX B

The log4j DTD

Listing B-1 presents the complete Document Type Definition (DTD) for the log4j configuration.

Listing B-1.The log4j DTD

APPENDIX B?THE LOG4J DTD192

187

APPENDIX A

The log4j Configuration

Parameters

Table A-1 presents all the configurable components in log4j and the configurable parameters associated with each component.

Table A-1.Log4j Framework Configuration

Component Configuration Parameters

log4j Renderer

Appender

Logger

Root

LoggerFactory(CategoryFactory)

Renderer RenderedClass

RenderingClass

Appender ErrorHandler

Param

Layout

Filter

Appender-ref

Name Class

Layout Param

Class

Filter Param

Class

ErrorHandler Param

Root-ref

Logger-ref

Appender-ref

Class

Level Param

Class Value

Logger Name

Class

Additivity(true|false); default true

APPENDIX A?THE LOG4J CONFIGURATION PARAMETERS188

Table A-2 presents all the Appender objects and their configurable parameters. Table A-2.Log4j Appenders and Their Configuration Parameters

Appender Configuration Parameters

ConsoleAppender ImmediateFlush

Encoding

Threshold

Target

Name

Layout

ErrorHandler

FileAppender ImmediateFlush

Encoding

Threshold

Filename

FileAppend

BufferedIO

BufferSize

Name

Layout

ErrorHandler

RollingFileAppender All properties of FileAppender

MaxFileSize

MaxBackupIndex

JDBCAppender BufferSize

Driver

Layout

User

Password

URL SQL Name

ErrorHandler

JMSAppender InitialContextFactoryName

LocationInfo

Username

Password

ProviderURL

SecurityCredentials

SecurityPrincipalName

TopicBindingName

TopicConnectionFactoryBindingName

URLPkgPrefixes

Name

Layout

ErrorHandler

SocketAppender LocationInfo

Port

ReconnectionDelay

RemoteHost

Name

ErrorHandler

Layout

Appender Configuration Parameters

NTEventLogAppender Source

Name

Layout

ErrorHandler

SMTPAppender BufferSize

EvaluatorClass

From To

LocationInfo

SMTPHost

Subject

Name

Layout

ErrorHandler

TelnetAppender Port

Name

Layout

ErrorHandler

Table A-3 presents all the Layout objects and their configurable parameters. Table A-3.Log4j Layouts and Their Configuration Parameters

Layout Configuration Parameters

TTCCLayout CategoryPrefixing

ContextPrinting

ThreadPrinting

HTMLLayout LocationInfo

Title

PatternLayout ConversionPattern

APPENDIX ATHE LOG4J CONFIGURATION PARAMETERS189

191

APPENDIX B

The log4j DTD

Listing B-1 presents the complete Document Type Definition (DTD) for the log4j configuration.

Listing B-1.The log4j DTD

APPENDIX B?THE LOG4J DTD192


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