Package com.clickhouse.client.logging

Interface Logger

All Known Implementing Classes:

JdkLogger, Slf4jLogger

public interface Logger

Unified logger. Pay attention that the format follows standard Formatter.

Method Summary

Modifier and Type	Method	Description
void	debug(Object format, Object... arguments)	Logs a message at the DEBUG level according to the specified format and arguments.
void	debug(Object message, Throwable t)	Logs an error (see Throwable) at the DEBUG level with an accompanying message.
void	debug(Supplier<?> function)	Logs output of a custom function at the DEBUG level.
void	error(Object format, Object... arguments)	Logs a message at the ERROR level according to the specified format and arguments.
void	error(Object message, Throwable t)	Logs an error (see Throwable) at the ERROR level with an accompanying message.
void	error(Supplier<?> function)	Logs output of a custom function at the ERROR level.
void	info(Object format, Object... arguments)	Logs a message at the INFO level according to the specified format and arguments.
void	info(Object message, Throwable t)	Logs an error (see Throwable) at the INFO level with an accompanying message.
void	info(Supplier<?> function)	Logs output of a custom function at the INFO level.
void	trace(Object format, Object... arguments)	Logs a message at the TRACE level according to the specified format and arguments.
void	trace(Object message, Throwable t)	Logs an error (see Throwable) at the TRACE level with an accompanying message.
void	trace(Supplier<?> function)	Logs output of a custom function at the TRACE level.
Object	unwrap()	Return logger implementation.
void	warn(Object format, Object... arguments)	Logs a message at the WARN level according to the specified format and arguments.
void	warn(Object message, Throwable t)	Logs an error (see Throwable) at the WRAN level with an accompanying message.
void	warn(Supplier<?> function)	Logs output of a custom function at the WARN level.

Method Detail

debug

void debug(Supplier<?> function)

Logs output of a custom function at the DEBUG level. The function will only run when log level is DEBUG or lower.

Parameters:

function - custom function to run

debug

void debug(Object format,
           Object... arguments)

Logs a message at the DEBUG level according to the specified format and arguments.

Parameters:

format - the format string

arguments - a list of arguments, the last one could be a Throwable

debug

void debug(Object message,
           Throwable t)

Logs an error (see Throwable) at the DEBUG level with an accompanying message.

Parameters:

message - the message accompanying the error

t - the error to log

error

void error(Supplier<?> function)

Logs output of a custom function at the ERROR level. The function will only run when log level is ERROR or lower.

Parameters:

function - custom function to run

error

void error(Object format,
           Object... arguments)

Logs a message at the ERROR level according to the specified format and arguments.

Parameters:

format - the format string

arguments - a list of arguments, the last one could be a Throwable

error

void error(Object message,
           Throwable t)

Logs an error (see Throwable) at the ERROR level with an accompanying message.

Parameters:

message - the message accompanying the error

t - the error to log

info

void info(Supplier<?> function)

Logs output of a custom function at the INFO level. The function will only run when log level is INFO or lower.

Parameters:

function - custom function to run

info

void info(Object format,
          Object... arguments)

Logs a message at the INFO level according to the specified format and arguments.

Parameters:

format - the format string

arguments - a list of arguments, the last one could be a Throwable

info

void info(Object message,
          Throwable t)

Logs an error (see Throwable) at the INFO level with an accompanying message.

Parameters:

message - the message accompanying the error

t - the error to log

trace

void trace(Supplier<?> function)

Logs output of a custom function at the TRACE level. The function will only run when log level is TRACE.

Parameters:

function - custom function to run

trace

void trace(Object format,
           Object... arguments)

Logs a message at the TRACE level according to the specified format and arguments.

Parameters:

format - the format string

arguments - a list of arguments, the last one could be a Throwable

trace

void trace(Object message,
           Throwable t)

Logs an error (see Throwable) at the TRACE level with an accompanying message.

Parameters:

message - the message accompanying the error

t - the error to log

warn

void warn(Supplier<?> function)

Logs output of a custom function at the WARN level. The function will only run when log level is WARN or lower.

Parameters:

function - custom function to run

warn

void warn(Object format,
          Object... arguments)

Logs a message at the WARN level according to the specified format and arguments.

Parameters:

format - the format string

arguments - a list of arguments, the last one could be a Throwable

warn

void warn(Object message,
          Throwable t)

Logs an error (see Throwable) at the WRAN level with an accompanying message.

Parameters:

message - the message accompanying the error

t - the error to log

unwrap

Object unwrap()

Return logger implementation.

Returns:

implementation