Package org.datanucleus.util
Class Log4JLogger
java.lang.Object
org.datanucleus.util.NucleusLogger
org.datanucleus.util.Log4JLogger
Log4J implementation of a NucleusLogger.
See http://logging.apache.org/log4j for details of Log4J.
Assumes that all configuration of the loggers are done by external configuration (System property "log4j.configuration").
Maps logging levels as follows :
- debug maps to Log4J DEBUG
- info maps to Log4J INFO
- warn maps to Log4J WARN
- error maps to Log4J ERROR
- fatal maps to Log4J FATAL
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate org.apache.log4j.Logger
The Log4J logger being usedFields inherited from class org.datanucleus.util.NucleusLogger
CACHE, CONNECTION, DATASTORE, DATASTORE_NATIVE, DATASTORE_PERSIST, DATASTORE_RETRIEVE, DATASTORE_SCHEMA, GENERAL, METADATA, PERSISTENCE, QUERY, TRANSACTION, VALUEGENERATION
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
Log a debug message.void
Log a debug message with throwable.void
Log an error message.void
Log an error message with throwable.void
Log a fatal message.void
Log a fatal message with throwable.Accessor for the native logger object.void
Log an info message.void
Log an info message with throwable.boolean
Accessor for whether debug logging is enabledboolean
Accessor for whether info logging is enabledvoid
Log a warning message.void
Log a warning message with throwable.Methods inherited from class org.datanucleus.util.NucleusLogger
getLoggerInstance
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Field Details
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logger
private org.apache.log4j.Logger loggerThe Log4J logger being used
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Constructor Details
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Log4JLogger
Constructor using Log4J.- Parameters:
logName
- Name of the logging category
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Method Details
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getNativeLogger
Description copied from class:NucleusLogger
Accessor for the native logger object.- Specified by:
getNativeLogger
in classNucleusLogger
- Returns:
- The native logger object
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debug
Description copied from class:NucleusLogger
Log a debug message.- Specified by:
debug
in classNucleusLogger
- Parameters:
msg
- The message
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debug
Description copied from class:NucleusLogger
Log a debug message with throwable.- Specified by:
debug
in classNucleusLogger
- Parameters:
msg
- The messagethr
- A throwable
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info
Description copied from class:NucleusLogger
Log an info message.- Specified by:
info
in classNucleusLogger
- Parameters:
msg
- The message
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info
Description copied from class:NucleusLogger
Log an info message with throwable.- Specified by:
info
in classNucleusLogger
- Parameters:
msg
- The messagethr
- A throwable
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warn
Description copied from class:NucleusLogger
Log a warning message.- Specified by:
warn
in classNucleusLogger
- Parameters:
msg
- The message
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warn
Description copied from class:NucleusLogger
Log a warning message with throwable.- Specified by:
warn
in classNucleusLogger
- Parameters:
msg
- The messagethr
- A throwable
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error
Description copied from class:NucleusLogger
Log an error message.- Specified by:
error
in classNucleusLogger
- Parameters:
msg
- The message
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error
Description copied from class:NucleusLogger
Log an error message with throwable.- Specified by:
error
in classNucleusLogger
- Parameters:
msg
- The messagethr
- A throwable
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fatal
Description copied from class:NucleusLogger
Log a fatal message.- Specified by:
fatal
in classNucleusLogger
- Parameters:
msg
- The message
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fatal
Description copied from class:NucleusLogger
Log a fatal message with throwable.- Specified by:
fatal
in classNucleusLogger
- Parameters:
msg
- The messagethr
- A throwable
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isDebugEnabled
public boolean isDebugEnabled()Description copied from class:NucleusLogger
Accessor for whether debug logging is enabled- Specified by:
isDebugEnabled
in classNucleusLogger
- Returns:
- Whether it is enabled
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isInfoEnabled
public boolean isInfoEnabled()Description copied from class:NucleusLogger
Accessor for whether info logging is enabled- Specified by:
isInfoEnabled
in classNucleusLogger
- Returns:
- Whether it is enabled
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