tech.tablesaw.aggregate

Class InstantAggregateFunction

java.lang.Object

tech.tablesaw.aggregate.AggregateFunction<InstantColumn,Instant>

tech.tablesaw.aggregate.InstantAggregateFunction

public abstract class InstantAggregateFunction
extends AggregateFunction<InstantColumn,Instant>

A partial implementation of aggregate functions to summarize over an instant column

Constructor Summary

Constructors

Constructor and Description
InstantAggregateFunction(String name)

Method Summary

Modifier and Type	Method and Description
boolean	isCompatibleColumn(ColumnType type)
ColumnType	returnType()
abstract Instant	summarize(InstantColumn column)

Methods inherited from class tech.tablesaw.aggregate.AggregateFunction

functionName, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

InstantAggregateFunction

public InstantAggregateFunction(String name)

Method Detail

summarize

public abstract Instant summarize(InstantColumn column)

Specified by:

summarize in class AggregateFunction<InstantColumn,Instant>

isCompatibleColumn

public boolean isCompatibleColumn(ColumnType type)

Specified by:

isCompatibleColumn in class AggregateFunction<InstantColumn,Instant>

returnType

public ColumnType returnType()

Specified by:

returnType in class AggregateFunction<InstantColumn,Instant>