Package org.djutils.logger

Class CategoryLogger.DelegateLogger

java.lang.Object

org.djutils.logger.CategoryLogger.DelegateLogger

Enclosing class:

CategoryLogger

public static class CategoryLogger.DelegateLogger
extends Object

DelegateLogger class that takes care of actually logging the message and/or exception.

Copyright (c) 2003-2025 Delft University of Technology, Jaffalaan 5, 2628 BX Delft, the Netherlands. All rights reserved.
BSD-style license. See DJUTILS License.

Author:

Alexander Verbraeck

Constructor Summary

Constructors

Constructor	Description
DelegateLogger(boolean log)

Method Summary

Modifier and Type	Method	Description
void	debug(Object object)	Create a debug log entry that will always be output, independent of LogCategory settings.
void	debug(String message)	Create a debug log entry that will always be output, independent of LogCategory settings.
void	debug(String message, Object... arguments)	Create a debug log entry that will always be output, independent of LogCategory settings.
void	debug(Throwable exception)	Create a debug log entry that will always be output, independent of LogCategory settings.
void	debug(Throwable exception, String message)	Create a debug log entry that will always be output, independent of LogCategory settings.
void	debug(Throwable exception, String message, Object... arguments)	Create a debug log entry that will always be output, independent of LogCategory settings.
void	error(Object object)	Create a error log entry that will always be output, independent of LogCategory settings.
void	error(String message)	Create a error log entry that will always be output, independent of LogCategory settings.
void	error(String message, Object... arguments)	Create a error log entry that will always be output, independent of LogCategory settings.
void	error(Throwable exception)	Create a error log entry that will always be output, independent of LogCategory settings.
void	error(Throwable exception, String message)	Create a error log entry that will always be output, independent of LogCategory settings.
void	error(Throwable exception, String message, Object... arguments)	Create a error log entry that will always be output, independent of LogCategory settings.
void	info(Object object)	Create a info log entry that will always be output, independent of LogCategory settings.
void	info(String message)	Create a info log entry that will always be output, independent of LogCategory settings.
void	info(String message, Object... arguments)	Create a info log entry that will always be output, independent of LogCategory settings.
void	info(Throwable exception)	Create a info log entry that will always be output, independent of LogCategory settings.
void	info(Throwable exception, String message)	Create a info log entry that will always be output, independent of LogCategory settings.
void	info(Throwable exception, String message, Object... arguments)	Create a info log entry that will always be output, independent of LogCategory settings.
void	trace(Object object)	Create a trace log entry that will always be output, independent of LogCategory settings.
void	trace(String message)	Create a trace log entry that will always be output, independent of LogCategory settings.
void	trace(String message, Object... arguments)	Create a trace log entry that will always be output, independent of LogCategory settings.
void	trace(Throwable exception)	Create a trace log entry that will always be output, independent of LogCategory settings.
void	trace(Throwable exception, String message)	Create a trace log entry that will always be output, independent of LogCategory settings.
void	trace(Throwable exception, String message, Object... arguments)	Create a trace log entry that will always be output, independent of LogCategory settings.
void	warn(Object object)	Create a warn log entry that will always be output, // TODO: explain better independent of LogCategory settings.
void	warn(String message)	Create a warn log entry that will always be output, independent of LogCategory settings.
void	warn(String message, Object... arguments)	Create a warn log entry that will always be output, independent of LogCategory settings.
void	warn(Throwable exception)	Create a warn log entry that will always be output, independent of LogCategory settings.
void	warn(Throwable exception, String message)	Create a warn log entry that will always be output, independent of LogCategory settings.
void	warn(Throwable exception, String message, Object... arguments)	Create a warn log entry that will always be output, independent of LogCategory settings.
CategoryLogger.DelegateLogger	when(boolean condition)	The conditional filter that will result in the usage of a DelegateLogger.
CategoryLogger.DelegateLogger	when(BooleanSupplier supplier)	The conditional filter that will result in the usage of a DelegateLogger.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DelegateLogger

public DelegateLogger(boolean log)

Parameters:

log - indicate whether we should log or not.

Method Details

when

public CategoryLogger.DelegateLogger when(boolean condition)

The conditional filter that will result in the usage of a DelegateLogger.

Parameters:

condition - the condition that should be evaluated

Returns:

the logger that further processes logging (DelegateLogger)

when

public CategoryLogger.DelegateLogger when(BooleanSupplier supplier)

The conditional filter that will result in the usage of a DelegateLogger.

Parameters:

supplier - the function evaluating the condition

Returns:

the logger that further processes logging (DelegateLogger)

trace

public void trace(Object object)

Create a trace log entry that will always be output, independent of LogCategory settings.

Parameters:

object - the result of the toString() method of object will be logged

trace

public void trace(String message)

Create a trace log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to log

trace

public void trace(String message,
 Object... arguments)

Create a trace log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to be logged, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

trace

public void trace(Throwable exception)

Create a trace log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

trace

public void trace(Throwable exception,
 String message)

Create a trace log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log

trace

public void trace(Throwable exception,
 String message,
 Object... arguments)

Create a trace log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

debug

public void debug(Object object)

Create a debug log entry that will always be output, independent of LogCategory settings.

Parameters:

object - the result of the toString() method of object will be logged

debug

public void debug(String message)

Create a debug log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to log

debug

public void debug(String message,
 Object... arguments)

Create a debug log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to be logged, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

debug

public void debug(Throwable exception)

Create a debug log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

debug

public void debug(Throwable exception,
 String message)

Create a debug log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log

debug

public void debug(Throwable exception,
 String message,
 Object... arguments)

Create a debug log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

info

public void info(Object object)

Create a info log entry that will always be output, independent of LogCategory settings.

Parameters:

object - the result of the toString() method of object will be logged

info

public void info(String message)

Create a info log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to log

info

public void info(String message,
 Object... arguments)

Create a info log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to be logged, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

info

public void info(Throwable exception)

Create a info log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

info

public void info(Throwable exception,
 String message)

Create a info log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log

info

public void info(Throwable exception,
 String message,
 Object... arguments)

Create a info log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

warn

public void warn(Object object)

Create a warn log entry that will always be output, // TODO: explain better independent of LogCategory settings.

Parameters:

object - the result of the toString() method of object will be logged

warn

public void warn(String message)

Create a warn log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to log

warn

public void warn(String message,
 Object... arguments)

Create a warn log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to be logged, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

warn

public void warn(Throwable exception)

Create a warn log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

warn

public void warn(Throwable exception,
 String message)

Create a warn log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log

warn

public void warn(Throwable exception,
 String message,
 Object... arguments)

Create a warn log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

error

public void error(Object object)

Create a error log entry that will always be output, independent of LogCategory settings.

Parameters:

object - the result of the toString() method of object will be logged

error

public void error(String message)

Create a error log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to log

error

public void error(String message,
 Object... arguments)

Create a error log entry that will always be output, independent of LogCategory settings.

Parameters:

message - the message to be logged, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string

error

public void error(Throwable exception)

Create a error log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

error

public void error(Throwable exception,
 String message)

Create a error log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log

error

public void error(Throwable exception,
 String message,
 Object... arguments)

Create a error log entry that will always be output, independent of LogCategory settings.

Parameters:

exception - the exception to log

message - the message to log, where {} entries will be replaced by arguments

arguments - the arguments to substitute for the {} entries in the message string