Class Logger

java.lang.Object

com.chrisnewland.freelogj.Logger

public class Logger
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	Logger.LogLevel

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	BRACES
private final String	className
private final DateTimeFormatter	dateFormat
(package private) static final DateTimeFormatter	DEFAULT_DATE_FORMAT
private final Logger.LogLevel	logLevel
private final PrintStream	printStream

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Logger(Class<?> clazz, Logger.LogLevel logLevel, DateTimeFormatter dateFormat, PrintStream printStream)

Method Summary

Modifier and Type	Method	Description
void	debug(String message, Object... args)	Output a message at the DEBUG Logger.LogLevel.
void	error(String message, Object... args)	Output a message at the ERROR Logger.LogLevel.
void	fatal(String message, Object... args)	Output a message at the FATAL Logger.LogLevel.
static Logger	getLogger(Class<?> clazz)	Returns a Logger for the given Class.
static Logger	getLogger(Class<?> clazz, Logger.LogLevel logLevel)	Returns a Logger for the given Class and LogLevel.
static Logger	getLogger(Class<?> clazz, Logger.LogLevel logLevel, PrintStream printStream)	Returns a Logger for the given Class and LogLevel and PrintStream.
static Logger	getLogger(Class<?> clazz, Logger.LogLevel logLevel, DateTimeFormatter dateFormat, PrintStream printStream)	Returns a Logger for the given Class, LogLevel, DateTimeFormatter, and PrintStream.
void	info(String message, Object... args)	Output a message at the INFO Logger.LogLevel.
boolean	isDebugEnabled()
boolean	isErrorEnabled()
boolean	isFatalEnabled()
boolean	isInfoEnabled()
boolean	isTraceEnabled()
boolean	isWarnEnabled()
private void	log(Logger.LogLevel logLevel, String message, Object... args)
void	trace(String message, Object... args)	Output a message at the TRACE Logger.LogLevel.
void	warn(String message, Object... args)	Output a message at the WARN Logger.LogLevel.

Methods inherited from class Object

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

Field Details

DEFAULT_DATE_FORMAT

static final DateTimeFormatter DEFAULT_DATE_FORMAT

BRACES

private static final String BRACES

See Also:

• Constant Field Values

className

private final String className

logLevel

private final Logger.LogLevel logLevel

dateFormat

private final DateTimeFormatter dateFormat

printStream

private final PrintStream printStream

Constructor Details

Logger

private Logger(Class<?> clazz,
 Logger.LogLevel logLevel,
 DateTimeFormatter dateFormat,
 PrintStream printStream)

Method Details

getLogger

public static Logger getLogger(Class<?> clazz)

Returns a Logger for the given Class. The fully qualified class name is printed on each log line.

Parameters:

clazz - The class to be logged

getLogger

public static Logger getLogger(Class<?> clazz,
 Logger.LogLevel logLevel)

Returns a Logger for the given Class and LogLevel. The fully qualified class name is printed on each log line.

Parameters:

clazz - The class to be logged

getLogger

public static Logger getLogger(Class<?> clazz,
 Logger.LogLevel logLevel,
 PrintStream printStream)

Returns a Logger for the given Class and LogLevel and PrintStream. The fully qualified class name is printed on each log line.

Parameters:

clazz - The class to be logged

getLogger

public static Logger getLogger(Class<?> clazz,
 Logger.LogLevel logLevel,
 DateTimeFormatter dateFormat,
 PrintStream printStream)

Returns a Logger for the given Class, LogLevel, DateTimeFormatter, and PrintStream. The fully qualified class name is printed on each log line.

Parameters:

clazz - The class to be logged

isTraceEnabled

public boolean isTraceEnabled()

Returns:

true if the TRACE Logger.LogLevel is enabled.

isDebugEnabled

public boolean isDebugEnabled()

Returns:

true if the DEBUG Logger.LogLevel is enabled.

isInfoEnabled

public boolean isInfoEnabled()

Returns:

true if the INFO Logger.LogLevel is enabled.

isWarnEnabled

public boolean isWarnEnabled()

Returns:

true if the WARN Logger.LogLevel is enabled.

isErrorEnabled

public boolean isErrorEnabled()

Returns:

true if the ERROR Logger.LogLevel is enabled.

isFatalEnabled

public boolean isFatalEnabled()

Returns:

true if the FATAL Logger.LogLevel is enabled.

trace

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

Output a message at the TRACE Logger.LogLevel.

Parameters:

message - The message to output.

args - Arguments to be substituted for {} in the message String.

debug

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

Output a message at the DEBUG Logger.LogLevel.

Parameters:

message - The message to output.

args - Arguments to be substituted for {} in the message String.

info

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

Output a message at the INFO Logger.LogLevel.

Parameters:

message - The message to output.

args - Arguments to be substituted for {} in the message String.

warn

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

Output a message at the WARN Logger.LogLevel.

Parameters:

message - The message to output.

args - Arguments to be substituted for {} in the message String.

error

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

Output a message at the ERROR Logger.LogLevel.

Parameters:

message - The message to output.

args - Arguments to be substituted for {} in the message String.

fatal

public void fatal(String message,
 Object... args)

Output a message at the FATAL Logger.LogLevel.

Parameters:

message - The message to output.

args - Arguments to be substituted for {} in the message String.

log

private void log(Logger.LogLevel logLevel,
 String message,
 Object... args)