package com.gentics.cr.lucene.didyoumean;
import java.io.IOException;
import org.apache.log4j.Logger;
import org.apache.lucene.search.spell.CustomSpellChecker;
import com.gentics.cr.CRConfig;
import com.gentics.cr.CRConfigUtil;
import com.gentics.cr.exceptions.CRException;
import com.gentics.cr.util.indexing.AbstractUpdateCheckerJob;
import com.gentics.cr.util.indexing.IndexLocation;
/**
* This job is used to clear a lucene didyoumean index.
*
* @author Sebastian Vogel <s.vogel@gentics.com>
*
*/
public class DidyoumeanIndexDeleteJob extends AbstractUpdateCheckerJob {
private DidyoumeanIndexExtension didyoumean;
/**
* Constructor.
*
* @param config configuration
* @param indexLoc indexLocation
* @param didyoumean the {@link com.gentics.cr.lucene.didyoumean.DidyoumeanIndexExtension} to clear
*/
public DidyoumeanIndexDeleteJob(final CRConfig config, final IndexLocation indexLoc,
DidyoumeanIndexExtension didyoumean) {
super(config, indexLoc, null);
log = Logger.getLogger(DidyoumeanIndexDeleteJob.class);
this.identifyer = identifyer.concat(":clear");
this.didyoumean = didyoumean;
}
/**
* starts the job - is called by the IndexJobQueue.
*/
@Override
protected final void indexCR(final IndexLocation indexLocation, final CRConfigUtil config) throws CRException {
log.debug("Starting to clear index.");
CustomSpellChecker spellchecker = didyoumean.getSpellchecker();
try {
spellchecker.clearIndex();
didyoumean.getDidyoumeanLocation().resetIndexJobCreationTimes();
} catch (IOException e) {
log.error("Could not clear index", e);
}
log.debug("Finished clearing index.");
}
}