org.mortbay.util
Class RolloverFileOutputStream

java.lang.Object
  java.io.OutputStream
      java.io.FilterOutputStream
          org.mortbay.util.RolloverFileOutputStream

All Implemented Interfaces:

Closeable, Flushable

public class RolloverFileOutputStream
extends FilterOutputStream

RolloverFileOutputStream

Author:

Greg Wilkins

Nested Class Summary

private class

RolloverFileOutputStream.Rollover

Field Summary

(package private) static RolloverFileOutputStream.Rollover	__rollover
(package private) static ArrayList	__rollovers
private boolean	_append
private File	_file
private SimpleDateFormat	_fileBackupFormat
private SimpleDateFormat	_fileDateFormat
private String	_filename
private WeakReference	_ref
private int	_retainDays
(package private) static String	YYYY_MM_DD

Fields inherited from class java.io.FilterOutputStream

out

Constructor Summary

RolloverFileOutputStream(String filename)

RolloverFileOutputStream(String filename, boolean append)

RolloverFileOutputStream(String filename, boolean append, int retainDays)

Method Summary

void	close()
String	getDatedFilename()
String	getFilename()
int	getRetainDays()
private void	removeOldFiles()
private void	setFile()
void	write(byte[] buf)
void	write(byte[] buf, int off, int len)

Methods inherited from class java.io.FilterOutputStream

flush, write

Methods inherited from class java.lang.Object

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

Field Detail

__rollover

static RolloverFileOutputStream.Rollover __rollover

YYYY_MM_DD

static final String YYYY_MM_DD

See Also:

Constant Field Values

__rollovers

static final ArrayList __rollovers

_fileBackupFormat

private SimpleDateFormat _fileBackupFormat

_fileDateFormat

private SimpleDateFormat _fileDateFormat

_filename

private String _filename

_file

private File _file

_append

private boolean _append

_retainDays

private int _retainDays

_ref

private WeakReference _ref

Constructor Detail

RolloverFileOutputStream

public RolloverFileOutputStream(String filename)
                         throws IOException

Throws:

IOException

RolloverFileOutputStream

public RolloverFileOutputStream(String filename,
                                boolean append)
                         throws IOException

Throws:

IOException

RolloverFileOutputStream

public RolloverFileOutputStream(String filename,
                                boolean append,
                                int retainDays)
                         throws IOException

Throws:

IOException

Method Detail

getFilename

public String getFilename()

getDatedFilename

public String getDatedFilename()

getRetainDays

public int getRetainDays()

setFile

private void setFile()
              throws IOException

Throws:

IOException

removeOldFiles

private void removeOldFiles()

write

public void write(byte[] buf)
           throws IOException

Overrides:

write in class FilterOutputStream

Throws:

IOException

write

public void write(byte[] buf,
                  int off,
                  int len)
           throws IOException

Overrides:

write in class FilterOutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Overrides:

close in class FilterOutputStream

Throws:

IOException