Package com.apple.foundationdb.record.provider.foundationdb.leaderboard

Class TimeWindowAggregateFunction

java.lang.Object

com.apple.foundationdb.record.metadata.IndexAggregateFunction

com.apple.foundationdb.record.provider.foundationdb.leaderboard.TimeWindowAggregateFunction

All Implemented Interfaces:

PlanHashable

@API(EXPERIMENTAL)
public class TimeWindowAggregateFunction
extends IndexAggregateFunction

Evaluate aggregate functions in a certain time window.

Nested Class Summary

Nested classes/interfaces inherited from interface com.apple.foundationdb.record.PlanHashable

PlanHashable.PlanHashKind

Constructor Summary

Constructors

Constructor	Description
TimeWindowAggregateFunction(String name, KeyExpression operand, String index, TimeWindowForFunction timeWindow)

Method Summary

Modifier and Type	Method	Description
TupleRange	adjustRange(EvaluationContext context, TupleRange tupleRange)
TimeWindowAggregateFunction	cloneWithIndex(String index)
TimeWindowAggregateFunction	cloneWithOperand(KeyExpression operand)
boolean	equals(Object o)
TimeWindowForFunction	getTimeWindow()
int	hashCode()
String	toString()

Methods inherited from class com.apple.foundationdb.record.metadata.IndexAggregateFunction

getIndex, getName, getOperand, planHash, validate

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.apple.foundationdb.record.PlanHashable

planHash

Constructor Detail

TimeWindowAggregateFunction

public TimeWindowAggregateFunction(@Nonnull
                                   String name,
                                   @Nonnull
                                   KeyExpression operand,
                                   @Nullable
                                   String index,
                                   @Nonnull
                                   TimeWindowForFunction timeWindow)

Method Detail

getTimeWindow

@Nonnull
public TimeWindowForFunction getTimeWindow()

cloneWithOperand

@Nonnull
public TimeWindowAggregateFunction cloneWithOperand(@Nonnull
                                                    KeyExpression operand)

Overrides:

cloneWithOperand in class IndexAggregateFunction

cloneWithIndex

@Nonnull
public TimeWindowAggregateFunction cloneWithIndex(@Nonnull
                                                  String index)

Overrides:

cloneWithIndex in class IndexAggregateFunction

adjustRange

@Nonnull
public TupleRange adjustRange(@Nonnull
                              EvaluationContext context,
                              @Nonnull
                              TupleRange tupleRange)

Overrides:

adjustRange in class IndexAggregateFunction

toString

public String toString()

Overrides:

toString in class IndexAggregateFunction

equals

public boolean equals(Object o)

Overrides:

equals in class IndexAggregateFunction

hashCode

public int hashCode()

Overrides:

hashCode in class IndexAggregateFunction