package nabble.model.lucene;

import java.io.IOException;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.search.Collector;
import org.apache.lucene.search.Scorer;
import org.apache.lucene.document.Document;


public abstract class HitCollector extends Collector {
	private IndexReader reader;

	public final boolean acceptsDocsOutOfOrder() {
		return true;
	}

	public final void setNextReader(IndexReader reader,int docBase) {
		this.reader = reader;
	}

	public final void setScorer(Scorer scorer) {}

	public final void collect(int doc) {
		try {
			process( reader.document(doc) );
		} catch(IOException e) {
			throw new RuntimeException(e);
		}
	}

	protected abstract void process(Document doc);
}