com.yahoo.bard.webservice.table.resolver

Class PartialTimeComparator

java.lang.Object

com.yahoo.bard.webservice.table.resolver.PartialTimeComparator

All Implemented Interfaces:

Comparator<PhysicalTable>

public class PartialTimeComparator
extends Object
implements Comparator<PhysicalTable>

Comparator to prefer less partial data duration within the query.

Constructor Summary

Constructors

Constructor and Description
PartialTimeComparator(QueryPlanningConstraint requestConstraint, PartialDataHandler handler) Constructor.

Method Summary

Modifier and Type	Method and Description
int	compare(PhysicalTable left, PhysicalTable right) Compare two Physical Tables based on how much missing time they have.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

PartialTimeComparator

public PartialTimeComparator(QueryPlanningConstraint requestConstraint,
                             PartialDataHandler handler)

Constructor.

Parameters:

requestConstraint - contains the request constraints extracted from DataApiRequest and TemplateDruidQuery

handler - Handler for Partial Data

Method Detail

compare

public int compare(PhysicalTable left,
                   PhysicalTable right)

Compare two Physical Tables based on how much missing time they have.

Specified by:

compare in interface Comparator<PhysicalTable>

Parameters:

left - The first table

right - The second table

Returns:

negative if table1 has less missing time than table2