Example usage for org.apache.cassandra.db.rows UnfilteredRowIterator close

Introduction

In this page you can find the example usage for org.apache.cassandra.db.rows UnfilteredRowIterator close.

Prototype

public void close();

Source Link

Usage

From source file:com.stratio.cassandra.lucene.IndexReaderSkinny.java

License:Apache License

@Override
protected boolean prepareNext() {
    while (next == null && documents.hasNext()) {
        Pair<Document, ScoreDoc> nextDoc = documents.next();
        DecoratedKey key = service.decoratedKey(nextDoc.left);
        ClusteringIndexFilter filter = command.clusteringIndexFilter(key);
        UnfilteredRowIterator data = read(key, filter);
        if (data != null) {
            if (data.isEmpty()) {
                data.close();
            } else {
                next = data;/*from   w w  w. j a  v  a 2s  .c  o  m*/
                cacheUpdater.put(key, nextDoc.right);
            }
        }
    }
    return next != null;
}

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From source file:com.stratio.cassandra.lucene.IndexReaderWide.java

License:Apache License

@Override
protected boolean prepareNext() {

    if (next != null) {
        return true;
    }//from   w  w  w  .  j a  va 2 s . co m

    if (nextDoc == null) {
        if (!documents.hasNext()) {
            return false;
        }
        nextDoc = documents.next();
    }

    DecoratedKey key = service.decoratedKey(nextDoc.left);
    NavigableSet<Clustering> clusterings = clusterings(key);

    if (clusterings.isEmpty()) {
        return prepareNext();
    }

    ClusteringIndexFilter filter = new ClusteringIndexNamesFilter(clusterings, false);
    UnfilteredRowIterator data = read(key, filter);

    if (data.isEmpty()) {
        data.close();
        return prepareNext();
    }

    next = data;
    return true;
}

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From source file:io.puntanegra.fhir.index.FhirIndexSearcher.java

License:Apache License

@Override
public boolean hasNext() {
    if (next != null) {
        return true;
    }/*from  w  ww  . j av a  2s .co m*/

    if (nextDoc == null) {
        if (!documents.hasNext()) {
            return false;
        }
        nextDoc = documents.next();
    }

    DecoratedKey key = service.decoratedKey(nextDoc.left);
    NavigableSet<Clustering> clusterings = clusterings(key);

    if (clusterings.isEmpty()) {
        return hasNext();
    }

    ClusteringIndexFilter filter = new ClusteringIndexNamesFilter(clusterings, false);
    UnfilteredRowIterator data = read(key, filter);

    if (data.isEmpty()) {
        data.close();
        return hasNext();
    }

    next = data;
    return true;
}

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