org.vrspace.util
Class Logger

java.lang.Object
  org.vrspace.util.Logger

All Implemented Interfaces:

java.lang.Runnable

Direct Known Subclasses:

Log4JLogger

public class Logger

extends java.lang.Object

implements java.lang.Runnable

First created Logger is accessible from static methods. Other loggers are not tested.

Field Summary

protected boolean	active
static int	DEBUG
static int	ERROR
static int	INFO
protected static Logger	logger
protected static int	logLevel
protected static boolean	stop
static int	WARNING

Constructor Summary

Logger()

Logger(java.io.PrintWriter out)
Creates Logger writing to out

Method Summary

static int	getLogLevel() returns current log level
static void	log(int severity, java.lang.String msg) Log msg with specified severity, if severity is less or equal to current log level
static void	log(java.lang.String msg, java.lang.Throwable t) Log msg with specified severity, if severity is less or equal to current log level
static void	log(java.lang.Throwable t) Log error
static void	logDebug(boolean b) Log debugging info?
static void	logDebug(java.lang.String line) Log line to debug stream
static void	logError(boolean b) Log errors?
static void	logError(java.lang.String line) Log line to error stream
static void	logError(java.lang.String msg, java.lang.Throwable e)
static void	logError(java.lang.Throwable e) Log e to error stream
static void	logHeader(boolean b) Include the log header?
static void	logInfo(boolean b) Log info?
static void	logInfo(java.lang.String line) Log line to info stream
protected void	logString(int severity, java.lang.String msg)
protected void	logThrowable(java.lang.String msg, java.lang.Throwable t)
protected void	logThrowable(java.lang.Throwable t)
static void	logWarning(boolean b) Log warnings?
static void	logWarning(java.lang.String line) Log line to warning stream
void	run() main loop
static void	setLogLevel(int level) Set log level
static void	startStaticLogger() Start the main logger if it hasn't been started yet.
static void	stopOnError(boolean stop) Exit jvm on error?
static void	stopStaticLogger() Stop the main logger.

Methods inherited from class java.lang.Object

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

Field Detail

logLevel

protected static int logLevel

active

protected boolean active

stop

protected static boolean stop

ERROR

public static final int ERROR

See Also:

Constant Field Values

WARNING

public static final int WARNING

See Also:

Constant Field Values

INFO

public static final int INFO

See Also:

Constant Field Values

DEBUG

public static final int DEBUG

See Also:

Constant Field Values

logger

protected static Logger logger

Constructor Detail

Logger

public Logger()

Logger

public Logger(java.io.PrintWriter out)

Creates Logger writing to out

Method Detail

stopStaticLogger

public static void stopStaticLogger()

Stop the main logger.

startStaticLogger

public static void startStaticLogger()

Start the main logger if it hasn't been started yet.

run

public void run()

main loop

Specified by:

run in interface java.lang.Runnable

log

public static void log(int severity,
                       java.lang.String msg)

Log msg with specified severity, if severity is less or equal to current log level

log

public static void log(java.lang.String msg,
                       java.lang.Throwable t)

Log msg with specified severity, if severity is less or equal to current log level

log

public static void log(java.lang.Throwable t)

Log error

logString

protected void logString(int severity,
                         java.lang.String msg)

logThrowable

protected void logThrowable(java.lang.Throwable t)

logThrowable

protected void logThrowable(java.lang.String msg,
                            java.lang.Throwable t)

logHeader

public static void logHeader(boolean b)

Include the log header?

logError

public static void logError(boolean b)

Log errors?

logInfo

public static void logInfo(boolean b)

Log info?

logDebug

public static void logDebug(boolean b)

Log debugging info?

logWarning

public static void logWarning(boolean b)

Log warnings?

setLogLevel

public static void setLogLevel(int level)

Set log level

getLogLevel

public static int getLogLevel()

returns current log level

stopOnError

public static void stopOnError(boolean stop)

Exit jvm on error?

logInfo

public static void logInfo(java.lang.String line)

Log line to info stream

logDebug

public static void logDebug(java.lang.String line)

Log line to debug stream

logWarning

public static void logWarning(java.lang.String line)

Log line to warning stream

logError

public static void logError(java.lang.String line)

Log line to error stream

logError

public static void logError(java.lang.Throwable e)

Log e to error stream

logError

public static void logError(java.lang.String msg,
                            java.lang.Throwable e)