Interface InternalLogger
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- All Known Implementing Classes:
AbstractInternalLogger
public interface InternalLogger
Internal-use-only logger used by Netty. DO NOT access this class outside of Netty.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description void
debug(String msg)
Log a message at the DEBUG level.void
debug(String format, Object arg)
Log a message at the DEBUG level according to the specified format and argument.void
debug(String format, Object... arguments)
Log a message at the DEBUG level according to the specified format and arguments.void
debug(String format, Object argA, Object argB)
Log a message at the DEBUG level according to the specified format and arguments.void
debug(String msg, Throwable t)
Log an exception (throwable) at the DEBUG level with an accompanying message.void
error(String msg)
Log a message at the ERROR level.void
error(String format, Object arg)
Log a message at the ERROR level according to the specified format and argument.void
error(String format, Object... arguments)
Log a message at the ERROR level according to the specified format and arguments.void
error(String format, Object argA, Object argB)
Log a message at the ERROR level according to the specified format and arguments.void
error(String msg, Throwable t)
Log an exception (throwable) at the ERROR level with an accompanying message.void
info(String msg)
Log a message at the INFO level.void
info(String format, Object arg)
Log a message at the INFO level according to the specified format and argument.void
info(String format, Object... arguments)
Log a message at the INFO level according to the specified format and arguments.void
info(String format, Object argA, Object argB)
Log a message at the INFO level according to the specified format and arguments.void
info(String msg, Throwable t)
Log an exception (throwable) at the INFO level with an accompanying message.boolean
isDebugEnabled()
Is the logger instance enabled for the DEBUG level?boolean
isEnabled(InternalLogLevel level)
Is the logger instance enabled for the specifiedlevel
?boolean
isErrorEnabled()
Is the logger instance enabled for the ERROR level?boolean
isInfoEnabled()
Is the logger instance enabled for the INFO level?boolean
isTraceEnabled()
Is the logger instance enabled for the TRACE level?boolean
isWarnEnabled()
Is the logger instance enabled for the WARN level?void
log(InternalLogLevel level, String msg)
Log a message at the specifiedlevel
.void
log(InternalLogLevel level, String format, Object arg)
Log a message at the specifiedlevel
according to the specified format and argument.void
log(InternalLogLevel level, String format, Object... arguments)
Log a message at the specifiedlevel
according to the specified format and arguments.void
log(InternalLogLevel level, String format, Object argA, Object argB)
Log a message at the specifiedlevel
according to the specified format and arguments.void
log(InternalLogLevel level, String msg, Throwable t)
Log an exception (throwable) at the specifiedlevel
with an accompanying message.String
name()
Return the name of thisInternalLogger
instance.void
trace(String msg)
Log a message at the TRACE level.void
trace(String format, Object arg)
Log a message at the TRACE level according to the specified format and argument.void
trace(String format, Object... arguments)
Log a message at the TRACE level according to the specified format and arguments.void
trace(String format, Object argA, Object argB)
Log a message at the TRACE level according to the specified format and arguments.void
trace(String msg, Throwable t)
Log an exception (throwable) at the TRACE level with an accompanying message.void
warn(String msg)
Log a message at the WARN level.void
warn(String format, Object arg)
Log a message at the WARN level according to the specified format and argument.void
warn(String format, Object... arguments)
Log a message at the WARN level according to the specified format and arguments.void
warn(String format, Object argA, Object argB)
Log a message at the WARN level according to the specified format and arguments.void
warn(String msg, Throwable t)
Log an exception (throwable) at the WARN level with an accompanying message.
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Method Detail
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name
String name()
Return the name of thisInternalLogger
instance.- Returns:
- name of this logger instance
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isTraceEnabled
boolean isTraceEnabled()
Is the logger instance enabled for the TRACE level?- Returns:
- True if this Logger is enabled for the TRACE level, false otherwise.
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trace
void trace(String msg)
Log a message at the TRACE level.- Parameters:
msg
- the message string to be logged
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trace
void trace(String format, Object arg)
Log a message at the TRACE level according to the specified format and argument.This form avoids superfluous object creation when the logger is disabled for the TRACE level.
- Parameters:
format
- the format stringarg
- the argument
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trace
void trace(String format, Object argA, Object argB)
Log a message at the TRACE level according to the specified format and arguments.This form avoids superfluous object creation when the logger is disabled for the TRACE level.
- Parameters:
format
- the format stringargA
- the first argumentargB
- the second argument
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trace
void trace(String format, Object... arguments)
Log a message at the TRACE level according to the specified format and arguments.This form avoids superfluous string concatenation when the logger is disabled for the TRACE level. However, this variant incurs the hidden (and relatively small) cost of creating an
Object[]
before invoking the method, even if this logger is disabled for TRACE. The variants takingone
andtwo
arguments exist solely in order to avoid this hidden cost.- Parameters:
format
- the format stringarguments
- a list of 3 or more arguments
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trace
void trace(String msg, Throwable t)
Log an exception (throwable) at the TRACE level with an accompanying message.- Parameters:
msg
- the message accompanying the exceptiont
- the exception (throwable) to log
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isDebugEnabled
boolean isDebugEnabled()
Is the logger instance enabled for the DEBUG level?- Returns:
- True if this Logger is enabled for the DEBUG level, false otherwise.
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debug
void debug(String msg)
Log a message at the DEBUG level.- Parameters:
msg
- the message string to be logged
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debug
void debug(String format, Object arg)
Log a message at the DEBUG level according to the specified format and argument.This form avoids superfluous object creation when the logger is disabled for the DEBUG level.
- Parameters:
format
- the format stringarg
- the argument
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debug
void debug(String format, Object argA, Object argB)
Log a message at the DEBUG level according to the specified format and arguments.This form avoids superfluous object creation when the logger is disabled for the DEBUG level.
- Parameters:
format
- the format stringargA
- the first argumentargB
- the second argument
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debug
void debug(String format, Object... arguments)
Log a message at the DEBUG level according to the specified format and arguments.This form avoids superfluous string concatenation when the logger is disabled for the DEBUG level. However, this variant incurs the hidden (and relatively small) cost of creating an
Object[]
before invoking the method, even if this logger is disabled for DEBUG. The variants takingone
andtwo
arguments exist solely in order to avoid this hidden cost.- Parameters:
format
- the format stringarguments
- a list of 3 or more arguments
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debug
void debug(String msg, Throwable t)
Log an exception (throwable) at the DEBUG level with an accompanying message.- Parameters:
msg
- the message accompanying the exceptiont
- the exception (throwable) to log
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isInfoEnabled
boolean isInfoEnabled()
Is the logger instance enabled for the INFO level?- Returns:
- True if this Logger is enabled for the INFO level, false otherwise.
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info
void info(String msg)
Log a message at the INFO level.- Parameters:
msg
- the message string to be logged
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info
void info(String format, Object arg)
Log a message at the INFO level according to the specified format and argument.This form avoids superfluous object creation when the logger is disabled for the INFO level.
- Parameters:
format
- the format stringarg
- the argument
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info
void info(String format, Object argA, Object argB)
Log a message at the INFO level according to the specified format and arguments.This form avoids superfluous object creation when the logger is disabled for the INFO level.
- Parameters:
format
- the format stringargA
- the first argumentargB
- the second argument
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info
void info(String format, Object... arguments)
Log a message at the INFO level according to the specified format and arguments.This form avoids superfluous string concatenation when the logger is disabled for the INFO level. However, this variant incurs the hidden (and relatively small) cost of creating an
Object[]
before invoking the method, even if this logger is disabled for INFO. The variants takingone
andtwo
arguments exist solely in order to avoid this hidden cost.- Parameters:
format
- the format stringarguments
- a list of 3 or more arguments
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info
void info(String msg, Throwable t)
Log an exception (throwable) at the INFO level with an accompanying message.- Parameters:
msg
- the message accompanying the exceptiont
- the exception (throwable) to log
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isWarnEnabled
boolean isWarnEnabled()
Is the logger instance enabled for the WARN level?- Returns:
- True if this Logger is enabled for the WARN level, false otherwise.
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warn
void warn(String msg)
Log a message at the WARN level.- Parameters:
msg
- the message string to be logged
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warn
void warn(String format, Object arg)
Log a message at the WARN level according to the specified format and argument.This form avoids superfluous object creation when the logger is disabled for the WARN level.
- Parameters:
format
- the format stringarg
- the argument
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warn
void warn(String format, Object... arguments)
Log a message at the WARN level according to the specified format and arguments.This form avoids superfluous string concatenation when the logger is disabled for the WARN level. However, this variant incurs the hidden (and relatively small) cost of creating an
Object[]
before invoking the method, even if this logger is disabled for WARN. The variants takingone
andtwo
arguments exist solely in order to avoid this hidden cost.- Parameters:
format
- the format stringarguments
- a list of 3 or more arguments
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warn
void warn(String format, Object argA, Object argB)
Log a message at the WARN level according to the specified format and arguments.This form avoids superfluous object creation when the logger is disabled for the WARN level.
- Parameters:
format
- the format stringargA
- the first argumentargB
- the second argument
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warn
void warn(String msg, Throwable t)
Log an exception (throwable) at the WARN level with an accompanying message.- Parameters:
msg
- the message accompanying the exceptiont
- the exception (throwable) to log
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isErrorEnabled
boolean isErrorEnabled()
Is the logger instance enabled for the ERROR level?- Returns:
- True if this Logger is enabled for the ERROR level, false otherwise.
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error
void error(String msg)
Log a message at the ERROR level.- Parameters:
msg
- the message string to be logged
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error
void error(String format, Object arg)
Log a message at the ERROR level according to the specified format and argument.This form avoids superfluous object creation when the logger is disabled for the ERROR level.
- Parameters:
format
- the format stringarg
- the argument
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error
void error(String format, Object argA, Object argB)
Log a message at the ERROR level according to the specified format and arguments.This form avoids superfluous object creation when the logger is disabled for the ERROR level.
- Parameters:
format
- the format stringargA
- the first argumentargB
- the second argument
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error
void error(String format, Object... arguments)
Log a message at the ERROR level according to the specified format and arguments.This form avoids superfluous string concatenation when the logger is disabled for the ERROR level. However, this variant incurs the hidden (and relatively small) cost of creating an
Object[]
before invoking the method, even if this logger is disabled for ERROR. The variants takingone
andtwo
arguments exist solely in order to avoid this hidden cost.- Parameters:
format
- the format stringarguments
- a list of 3 or more arguments
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error
void error(String msg, Throwable t)
Log an exception (throwable) at the ERROR level with an accompanying message.- Parameters:
msg
- the message accompanying the exceptiont
- the exception (throwable) to log
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isEnabled
boolean isEnabled(InternalLogLevel level)
Is the logger instance enabled for the specifiedlevel
?- Returns:
- True if this Logger is enabled for the specified
level
, false otherwise.
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log
void log(InternalLogLevel level, String msg)
Log a message at the specifiedlevel
.- Parameters:
msg
- the message string to be logged
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log
void log(InternalLogLevel level, String format, Object arg)
Log a message at the specifiedlevel
according to the specified format and argument.This form avoids superfluous object creation when the logger is disabled for the specified
level
.- Parameters:
format
- the format stringarg
- the argument
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log
void log(InternalLogLevel level, String format, Object argA, Object argB)
Log a message at the specifiedlevel
according to the specified format and arguments.This form avoids superfluous object creation when the logger is disabled for the specified
level
.- Parameters:
format
- the format stringargA
- the first argumentargB
- the second argument
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log
void log(InternalLogLevel level, String format, Object... arguments)
Log a message at the specifiedlevel
according to the specified format and arguments.This form avoids superfluous string concatenation when the logger is disabled for the specified
level
. However, this variant incurs the hidden (and relatively small) cost of creating anObject[]
before invoking the method, even if this logger is disabled for the specifiedlevel
. The variants takingone
andtwo
arguments exist solely in order to avoid this hidden cost.- Parameters:
format
- the format stringarguments
- a list of 3 or more arguments
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log
void log(InternalLogLevel level, String msg, Throwable t)
Log an exception (throwable) at the specifiedlevel
with an accompanying message.- Parameters:
msg
- the message accompanying the exceptiont
- the exception (throwable) to log
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