org.apache.druid.query.filter.vector

Class FalseVectorMatcher

java.lang.Object

org.apache.druid.query.filter.vector.FalseVectorMatcher

All Implemented Interfaces:

VectorValueMatcher, VectorSizeInspector

public class FalseVectorMatcher
extends Object
implements VectorValueMatcher

Constructor Summary

Constructors

Constructor and Description
FalseVectorMatcher(VectorSizeInspector vectorSizeInspector)

Method Summary

Modifier and Type	Method and Description
int	getCurrentVectorSize() Returns the current vector size for this cursor.
int	getMaxVectorSize() Returns the maximum vector size for this cursor.
ReadableVectorMatch	match(ReadableVectorMatch mask) Examine the current vector and return a match indicating what is accepted.

Methods inherited from class java.lang.Object

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

Constructor Detail

FalseVectorMatcher

public FalseVectorMatcher(VectorSizeInspector vectorSizeInspector)

Method Detail

match

public ReadableVectorMatch match(ReadableVectorMatch mask)

Description copied from interface: VectorValueMatcher

Examine the current vector and return a match indicating what is accepted.

Specified by:

match in interface VectorValueMatcher

Parameters:

mask - must not be null; use VectorMatch.allTrue(int) if you don't need a mask.

Returns:

the subset of "mask" that this value matcher accepts

getMaxVectorSize

public int getMaxVectorSize()

Description copied from interface: VectorSizeInspector

Returns the maximum vector size for this cursor. It will not change for the lifetime of this cursor, and is generally used to allocate scratch arrays for later processing. Will always be greater than zero.

Specified by:

getMaxVectorSize in interface VectorSizeInspector

getCurrentVectorSize

public int getCurrentVectorSize()

Description copied from interface: VectorSizeInspector

Returns the current vector size for this cursor. Will never be larger than the max size returned by VectorSizeInspector.getMaxVectorSize().

Specified by:

getCurrentVectorSize in interface VectorSizeInspector