Package org.apache.orc.impl.filter

Class LeafFilter

java.lang.Object

org.apache.orc.impl.filter.LeafFilter

All Implemented Interfaces:

VectorFilter

public abstract class LeafFilter
extends Object
implements VectorFilter

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	LeafFilter(String colName, boolean negated)

Method Summary

Modifier and Type	Method	Description
protected abstract boolean	allow(org.apache.hadoop.hive.ql.exec.vector.ColumnVector v, int rowIdx)
void	filter(OrcFilterContext fc, Selected bound, Selected selOut)	Filter the vectorized row batch that is wrapped into the FilterContext.
String	getColName()

Methods inherited from class java.lang.Object

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

Constructor Details

LeafFilter

protected LeafFilter(String colName,
 boolean negated)

Method Details

getColName

public String getColName()

filter

public void filter(OrcFilterContext fc,
 Selected bound,
 Selected selOut)

Description copied from interface: VectorFilter

Filter the vectorized row batch that is wrapped into the FilterContext.

Specified by:

filter in interface VectorFilter

Parameters:

fc - The filter context that wraps the VectorizedRowBatch

bound - The bound of the scan, it is expected that the filter only operates on the bound and change the selection status of the rows scoped by the bound. The filter is expected to leave the bound unchanged.

selOut - The filter should update the selOut for the elements scoped by bound. The selOut should be sorted in ascending order

allow

protected abstract boolean allow(org.apache.hadoop.hive.ql.exec.vector.ColumnVector v,
 int rowIdx)