Package hudson.util

Class RingBufferLogHandler

java.lang.Object

java.util.logging.Handler

hudson.util.RingBufferLogHandler

public class RingBufferLogHandler
extends Handler

Log Handler that stores the log records into a ring buffer.

Author:

Kohsuke Kawaguchi

Constructor Summary

Constructors

Constructor	Description
RingBufferLogHandler()	Deprecated. use RingBufferLogHandler(int)
RingBufferLogHandler(int ringSize)

Method Summary

Modifier and Type	Method	Description
void	clear()
void	close()
void	flush()
static int	getDefaultRingBufferSize()
List<LogRecord>	getView()	Returns the list view of LogRecords in the ring buffer.
void	publish(LogRecord record)

Methods inherited from class java.util.logging.Handler

getEncoding, getErrorManager, getFilter, getFormatter, getLevel, isLoggable, reportError, setEncoding, setErrorManager, setFilter, setFormatter, setLevel

Methods inherited from class java.lang.Object

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

Constructor Details

RingBufferLogHandler

@Deprecated
public RingBufferLogHandler()

Deprecated.

use RingBufferLogHandler(int)

This constructor is deprecated. It can't access system properties with SystemProperties as it's not legal to use it on remoting agents.

RingBufferLogHandler

public RingBufferLogHandler(int ringSize)

Method Details

getDefaultRingBufferSize

public static int getDefaultRingBufferSize()

Returns:

int DEFAULT_RING_BUFFER_SIZE

Since:

2.259

See Also:

• JENKINS-50669

publish

public void publish(LogRecord record)

Specified by:

publish in class Handler

clear

public void clear()

getView

public List<LogRecord> getView()

Returns the list view of LogRecords in the ring buffer.

New records are always placed early in the list.

flush

public void flush()

Specified by:

flush in class Handler

close

public void close()
           throws SecurityException

Specified by:

close in class Handler

Throws:

SecurityException