Example usage for org.apache.cassandra.db SinglePartitionReadCommand create

Introduction

In this page you can find the example usage for org.apache.cassandra.db SinglePartitionReadCommand create.

Prototype

public static SinglePartitionReadCommand create(TableMetadata metadata, int nowInSec, DecoratedKey key,
        ColumnFilter columnFilter, ClusteringIndexFilter filter) 

Source Link

Document

Creates a new read command on a single partition.

Usage

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

License:Apache License

/**
 * Retrieves from the local storage the {@link Row}s in the specified partition slice.
 *
 * @param key the partition key//from   w  w  w.j av a2  s. com
 * @param clusterings the clustering keys
 * @param nowInSec max allowed time in seconds
 * @param opGroup operation group spanning the calling operation
 * @return a {@link Row} iterator
 */
public UnfilteredRowIterator read(DecoratedKey key, NavigableSet<Clustering> clusterings, int nowInSec,
        OpOrder.Group opGroup) {
    ClusteringIndexNamesFilter filter = new ClusteringIndexNamesFilter(clusterings, false);
    ColumnFilter columnFilter = ColumnFilter.all(metadata);
    return SinglePartitionReadCommand.create(metadata, nowInSec, key, columnFilter, filter)
            .queryMemtableAndDisk(table, opGroup);
}

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

License:Apache License

/**
 * Retrieves from the local storage the {@link Row}s in the specified
 * partition slice./*w  w  w  .  j  a  va 2 s  . c  o  m*/
 *
 * @param key
 *            the partition key
 * @param clusterings
 *            the clustering keys
 * @param nowInSec
 *            max allowed time in seconds
 * @param opGroup
 *            operation group spanning the calling operation
 * @return a {@link Row} iterator
 */
private UnfilteredRowIterator read(DecoratedKey key, NavigableSet<Clustering> clusterings, int nowInSec,
        OpOrder.Group opGroup) {
    ClusteringIndexNamesFilter filter = new ClusteringIndexNamesFilter(clusterings, false);
    ColumnFilter columnFilter = ColumnFilter.all(metadata);
    return SinglePartitionReadCommand.create(metadata, nowInSec, key, columnFilter, filter)
            .queryMemtableAndDisk(table, opGroup);
}

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