Package com.enterprisedt.util.debug

Class RollingFileAppender

java.lang.Object

com.enterprisedt.util.debug.FileAppender

com.enterprisedt.util.debug.RollingFileAppender

All Implemented Interfaces:

Appender

public class RollingFileAppender
extends FileAppender

Rolling file appender that moves the log file to a backup file once it exceeds a certain size.

Version:

$Revision$

Author:

Bruce Blackshaw

Field Summary

Fields

Modifier and Type	Field	Description
static final String	cvsId	Revision control id

Fields inherited from class com.enterprisedt.util.debug.FileAppender

closed, log

Constructor Summary

Constructors

Constructor	Description
RollingFileAppender(String file)	Constructor
RollingFileAppender(String file, long maxFileSize)	Constructor

Method Summary

Modifier and Type	Method	Description
long	getMaxFileSize()	Get the maximum number of backup files
int	getMaxSizeRollBackups()	Get the max size of a backup file
void	log(String msg)	Log a message
void	log(Throwable t)	Log a stack trace
void	setMaxSizeRollBackups(int maxSizeRollBackups)	Set the maximum number of backup files

Methods inherited from class com.enterprisedt.util.debug.FileAppender

close, getFile, open

Methods inherited from class java.lang.Object

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

Field Details

cvsId

public static final String cvsId

Revision control id

See Also:

• Constant Field Values

Constructor Details

RollingFileAppender

public RollingFileAppender(String file,
 long maxFileSize)
                    throws IOException

Constructor

Parameters:

file - file to log to

maxFileSize - maximum size of log file in bytes

Throws:

IOException

RollingFileAppender

public RollingFileAppender(String file)
                    throws IOException

Constructor

Parameters:

file - file to log to

Throws:

IOException

Method Details

getMaxSizeRollBackups

public int getMaxSizeRollBackups()

Get the max size of a backup file

Returns:

int

setMaxSizeRollBackups

public void setMaxSizeRollBackups(int maxSizeRollBackups)

Set the maximum number of backup files

Parameters:

maxSizeRollBackups - number of files

getMaxFileSize

public long getMaxFileSize()

Get the maximum number of backup files

Returns:

int

log

public void log(String msg)

Log a message

Specified by:

log in interface Appender

Overrides:

log in class FileAppender

Parameters:

msg - message to log

log

public void log(Throwable t)

Description copied from interface: Appender

Log a stack trace

Specified by:

log in interface Appender

Overrides:

log in class FileAppender

Parameters:

t - throwable object