atg.nucleus.logging

Class LoggingQueue

java.lang.Object

java.lang.Thread

atg.nucleus.logging.LoggingQueue

All Implemented Interfaces:

java.lang.Runnable

public class LoggingQueue
extends java.lang.Thread

This is a simple thread that contains a GovernorQueue. It accepts LogEvents which it adds to the queue and writes out the log events as allowed.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	CLASS_VERSION Class version string
LogListener	mListener The listener queued events are written to.
int	mMaxNormalSize The queue size threshold at which the thread ceases to run at its normal priority and becomes active.
int	mMinActiveSize The queue size threshold at which the thread ceases to be active.
atg.core.util.GovernorQueue	mQueue The actual queue.

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor and Description
LoggingQueue(LogListener pListener, int pMinActiveSize, int pMaxNormalSize) Constructs a LoggingQueue.

Method Summary

Modifier and Type	Method and Description
void	flush() Flush all entries from the queue.
void	processQueueEntry() Gets a log event out of the queue and writes it to the listener.
void	queueLogEvent(LogEvent pLogEvent) Adds the given log event to the queue.
void	run() Asynchronous thread that collects log entries and writes them.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, clone, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

CLASS_VERSION

public static java.lang.String CLASS_VERSION

Class version string

mMinActiveSize

public int mMinActiveSize

The queue size threshold at which the thread ceases to be active.

mMaxNormalSize

public int mMaxNormalSize

The queue size threshold at which the thread ceases to run at its normal priority and becomes active.

mQueue

public atg.core.util.GovernorQueue mQueue

The actual queue.

mListener

public LogListener mListener

The listener queued events are written to.

Constructor Detail

LoggingQueue

public LoggingQueue(LogListener pListener,
                    int pMinActiveSize,
                    int pMaxNormalSize)

Constructs a LoggingQueue.

Parameters:

pListener - the listener

pMinActiveSize - the minimum active size

pMaxNormalSize - the maximum active size

Method Detail

run

public void run()

Asynchronous thread that collects log entries and writes them.

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread

queueLogEvent

public void queueLogEvent(LogEvent pLogEvent)

Adds the given log event to the queue.

Parameters:

pLogEvent - the log event

processQueueEntry

public void processQueueEntry()

Gets a log event out of the queue and writes it to the listener.

flush

public void flush()

Flush all entries from the queue.