org.terrier.realtime.matching

Class IncrementalSelectiveMostRecent

java.lang.Object

org.terrier.realtime.matching.IncrementalSelectiveMatching

org.terrier.realtime.matching.IncrementalSelectiveMostRecent

public class IncrementalSelectiveMostRecent
extends IncrementalSelectiveMatching

This class enables search over a subset of the shards in an incremental index. This is useful if the shard boundaries are relevant, e.g. represent time boundaries.

Properties

• incremental.selectivematch.mostrecent - number of indices to select, defaults to 6

Since:

4.0

Author:

Richard McCreadie

Constructor Summary

Constructors

Constructor and Description
IncrementalSelectiveMostRecent() Returns only the incremental.selectivematch.mostrecent indices.

Method Summary

Methods

Modifier and Type	Method and Description
List<Index>	getSelectedIndices(List<Index> indices) Returns only the incremental.selectivematch.mostrecent indices.

Methods inherited from class org.terrier.realtime.matching.IncrementalSelectiveMatching

get

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IncrementalSelectiveMostRecent

public IncrementalSelectiveMostRecent()

Returns only the incremental.selectivematch.mostrecent indices. (default: 6 most recent)

Method Detail

getSelectedIndices

public List<Index> getSelectedIndices(List<Index> indices)

Returns only the incremental.selectivematch.mostrecent indices. (default: 6 most recent) incremental.selectivematch.mostrecent is checked during each call such that it can be updated on the fly.

Overrides:

getSelectedIndices in class IncrementalSelectiveMatching

Parameters:

indices -

Returns:

only the N most indices, as defined by the incremental.selectivematch.mostrecent property