Package org.apache.uima.collection.impl.cpm.utils

Class ExpirationTimer

java.lang.Object

java.lang.Thread

org.apache.uima.collection.impl.cpm.utils.ExpirationTimer

All Implemented Interfaces:

Runnable

public class ExpirationTimer
extends Thread

Facilitates cleaning up resources associated with chunking/sequencing logic.

Nested Class Summary

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

Thread.State, Thread.UncaughtExceptionHandler

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor	Description
ExpirationTimer(long aTimeout, HashMap aMap, String aKey, CPMEngine aCpm)	Constructs a Timer that expires after a given interval.

Method Summary

Modifier and Type	Method	Description
void	run()	Sleeps until a given timeout occurs.

Methods inherited from class java.lang.Thread

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

Methods inherited from class java.lang.Object

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

Constructor Details

ExpirationTimer

public ExpirationTimer(long aTimeout,
 HashMap aMap,
 String aKey,
 CPMEngine aCpm)

Constructs a Timer that expires after a given interval. It keeps the map from growing indefinitely. Its main purpose is to remove entries from a given map using a provided key.

Parameters:

aTimeout - the a timeout

aMap - the a map

aKey - the a key

aCpm - the a cpm

Method Details

run

public void run()

Sleeps until a given timeout occurs. When awaken this timer deletes an entry in the shared HashMap using provided key. The map holds docId's that have been split into chunks.

Specified by:

run in interface Runnable

Overrides:

run in class Thread