org.apache.manifoldcf.crawler.system
Class SeedingThread

java.lang.Object
  java.lang.Thread
      org.apache.manifoldcf.crawler.system.SeedingThread

All Implemented Interfaces:

java.lang.Runnable

public class SeedingThread
extends java.lang.Thread

This class represents the background seeding thread. Its job is to add seeded documents from the connector periodically, during adaptive crawls (which continue until stopped). The actual use case is for creating a connector that handles RSS feeds, including keeping them current and handling deletions.

Nested Class Summary

protected static class

SeedingThread.SeedingResetManager Class which handles reset for seeding thread pool (of which there's typically only one member).

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

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

Field Summary

static java.lang.String	_rcsid
protected static int	MAX_COUNT The number of documents that are added to the queue per transaction
protected QueueTracker	queueTracker
protected static SeedingThread.SeedingResetManager	resetManager Worker thread pool reset manager

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

SeedingThread(QueueTracker queueTracker)
Constructor.

Method Summary

void

run()

Methods inherited from class java.lang.Thread

activeCount, checkAccess, 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

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

Field Detail

_rcsid

public static final java.lang.String _rcsid

See Also:

Constant Field Values

resetManager

protected static SeedingThread.SeedingResetManager resetManager

Worker thread pool reset manager

queueTracker

protected QueueTracker queueTracker

MAX_COUNT

protected static final int MAX_COUNT

The number of documents that are added to the queue per transaction

See Also:

Constant Field Values

Constructor Detail

SeedingThread

public SeedingThread(QueueTracker queueTracker)
              throws ManifoldCFException

Constructor.

Throws:

ManifoldCFException

Method Detail

run

public void run()

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread