Package org.apache.druid.query.filter

Class CompositeSegmentPruner

java.lang.Object

org.apache.druid.query.filter.CompositeSegmentPruner

All Implemented Interfaces:

SegmentPruner

public class CompositeSegmentPruner
extends Object
implements SegmentPruner

SegmentPruner implementation that applies a set of SegmentPruner against each DataSegment and will return false for include(DataSegment) if ANY pruner indicates that it should not be included.

Constructor Summary

Constructors

Constructor	Description
CompositeSegmentPruner(Set<SegmentPruner> pruners)

Method Summary

Modifier and Type	Method	Description
SegmentPruner	combine(SegmentPruner other)
boolean	equals(Object o)
int	hashCode()
boolean	include(DataSegment segment)	Check if a DataSegment should be included or not.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.druid.query.filter.SegmentPruner

prune

Constructor Details

CompositeSegmentPruner

public CompositeSegmentPruner(Set<SegmentPruner> pruners)

Method Details

include

public boolean include(DataSegment segment)

Description copied from interface: SegmentPruner

Check if a DataSegment should be included or not. If this method returns false, the segment can be skipped during processing.

Specified by:

include in interface SegmentPruner

combine

public SegmentPruner combine(SegmentPruner other)

Specified by:

combine in interface SegmentPruner

Returns:

combined SegmentPruner, which if both are of the same type may be merged into a new pruner of the same type that contains the information of both, or if not directly combinable, implementors should create a CompositeSegmentPruner

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object