org.eclipse.smila.connectivity.framework.impl
Class CrawlThread

java.lang.Object
  java.lang.Thread
      org.eclipse.smila.connectivity.framework.impl.CrawlThread

All Implemented Interfaces:

java.lang.Runnable

public class CrawlThread
extends java.lang.Thread

The Class CrawlThread.

Nested Class Summary

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

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

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

CrawlThread(CrawlerControllerCallback controllerCallback, CrawlState crawlState, ConnectivityManager connectivityManager, DeltaIndexingManager diManager, CompoundManager compoundManager, Crawler crawler, DataSourceConnectionConfig configuration, java.lang.String jobName)
Constructor.

Method Summary

protected void	cleanupRun() Close the conversation with the crawler.
CrawlerPerformanceCounterHelper<? extends ConnectivityPerformanceAgent>	getCrawlerCounterHelper()
protected void	initializeRun() initializies the CrawlThread for running.
protected void	processDataReference(DataReference dataReference) process a single data reference object.
void	run()
void	stopCrawl() Stop the execution of this CrawlThread.
protected void	updateDataReference(DataReference dataReference) update a single data reference.

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

Constructor Detail

CrawlThread

public CrawlThread(CrawlerControllerCallback controllerCallback,
                   CrawlState crawlState,
                   ConnectivityManager connectivityManager,
                   DeltaIndexingManager diManager,
                   CompoundManager compoundManager,
                   Crawler crawler,
                   DataSourceConnectionConfig configuration,
                   java.lang.String jobName)
            throws DeltaIndexingException,
                   CrawlerCriticalException

Constructor.

Parameters:

controllerCallback - the callback to the CrawlerController

crawlState - the CrawlState

connectivityManager - the ConnectivityManager

diManager - the DeltaIndexingManager

compoundManager - the CompoundManager

crawler - the Crawler

configuration - the DataSourceConnectionConfig

jobName - the job for which to submit the crawled records

Throws:

DeltaIndexingException - if DeltaIndexing is enabled and no DeltaIndexing session can be initialized

CrawlerCriticalException

Method Detail

run

public void run()

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread

See Also:

Thread.run()

cleanupRun

protected void cleanupRun()

Close the conversation with the crawler. Unregisters the crawl threrad and set end time.

initializeRun

protected void initializeRun()
                      throws DeltaIndexingException,
                             CrawlerCriticalException

initializies the CrawlThread for running.

Throws:

DeltaIndexingException

CrawlerCriticalException

processDataReference

protected void processDataReference(DataReference dataReference)
                             throws CrawlerCriticalException

process a single data reference object.

Parameters:

dataReference - the data reference object to process

Throws:

CrawlerCriticalException - a critical exception occurred while processing the data reference

updateDataReference

protected void updateDataReference(DataReference dataReference)
                            throws CrawlerException,
                                   CrawlerCriticalException,
                                   DeltaIndexingSessionException,
                                   DeltaIndexingException

update a single data reference.

Parameters:

dataReference - the data reference to update

Throws:

CrawlerException

CrawlerCriticalException

DeltaIndexingSessionException

DeltaIndexingException

stopCrawl

public void stopCrawl()

Stop the execution of this CrawlThread.

getCrawlerCounterHelper

public CrawlerPerformanceCounterHelper<? extends ConnectivityPerformanceAgent> getCrawlerCounterHelper()

Returns:

helper for crawler counters.