com.groiss.log
Interface ILogger

All Superinterfaces:

Lifecycle, Service

All Known Implementing Classes:

Logger

public interface ILogger
extends Service

An interface for logging messages.

Method Summary

java.io.File	getErrorLogFile() The file where errors are logged, if errors are logged to a separate file.
long	getExceptionCount() Return the number of exceptions since startup
java.util.Date	getLastExceptionDate() Return the date when the last exception has occured
int	getLevel() Returns the log level.
java.io.File	getLogFile() The file where messages are logged.
java.io.PrintWriter	getWriter() Return the Writer to write some stuff to the log file.
void	log(java.lang.String str, int level) This method writes the given string into the logfile.
void	logError(java.lang.Throwable err) Prints a header line and a stack trace for the given Error or Exception
void	logError(java.lang.Throwable err, java.lang.String errHeader) Prints a header line and a stack trace for the given Error or Exception
void	logError(java.lang.Throwable error, java.lang.String errHeader, int level) Prints a header line and a stack trace for the given Error or Exception
void	restart() Restart the Logger (reinitialize log file)

Methods inherited from interface com.groiss.component.Service

isRunning, reconfigure

Methods inherited from interface com.groiss.component.Lifecycle

shutdown, startup

Method Detail

log

void log(java.lang.String str,
         int level)

This method writes the given string into the logfile. depending on the log level

Parameters:

str - string to put into the logfile

level - the log level, an integer between 0 and 4

logError

void logError(java.lang.Throwable err)

Prints a header line and a stack trace for the given Error or Exception

getExceptionCount

long getExceptionCount()

Return the number of exceptions since startup

Returns:

a long value

getLastExceptionDate

java.util.Date getLastExceptionDate()

Return the date when the last exception has occured

Returns:

a date value

logError

void logError(java.lang.Throwable err,
              java.lang.String errHeader)

Prints a header line and a stack trace for the given Error or Exception

Parameters:

err - a Throwable objecat

errHeader - the text for the header line

logError

void logError(java.lang.Throwable error,
              java.lang.String errHeader,
              int level)

Prints a header line and a stack trace for the given Error or Exception

Parameters:

error - a Throwable object

errHeader - the text for the header line

level - an integer between 0 and 4. The exception is logged if greater or equal the log level,

getLogFile

java.io.File getLogFile()

The file where messages are logged.

Returns:

the log file

getErrorLogFile

java.io.File getErrorLogFile()

The file where errors are logged, if errors are logged to a separate file.

Returns:

the error file

getWriter

java.io.PrintWriter getWriter()

Return the Writer to write some stuff to the log file. Do not close this writer, it is used for logging.

getLevel

int getLevel()

Returns the log level.

restart

void restart()

Restart the Logger (reinitialize log file)