org.terrier.realtime.incremental

Class IncrementalDeletePolicy

java.lang.Object

org.terrier.realtime.incremental.IncrementalDeletePolicy

Direct Known Subclasses:

IncrementalDeleteFixedNumber

public class IncrementalDeletePolicy
extends Object

This class represents a policy for deleting index shards during a flush. This is useful if you want to want to discard older index shards to avoid the index growing infinitely.

Since:

4.0

Author:

Richard McCreadie, Stuart Mackie

Constructor Summary

Constructors

Constructor and Description
IncrementalDeletePolicy()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	deletePolicy() No delete.
static IncrementalDeletePolicy	get(String policy)
protected List<Integer>	getIndicesToDelete(List<Index> indices) Get a list of indices to delete (if any)
void	runPolicy(List<Index> indices)

Methods inherited from class java.lang.Object

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

Constructor Detail

IncrementalDeletePolicy

public IncrementalDeletePolicy()

Method Detail

get

public static IncrementalDeletePolicy get(String policy)

deletePolicy

public boolean deletePolicy()

No delete.

getIndicesToDelete

protected List<Integer> getIndicesToDelete(List<Index> indices)

Get a list of indices to delete (if any)

runPolicy

public void runPolicy(List<Index> indices)