Package io.deephaven.api.updateby.spec

Class EmMinMaxSpec

java.lang.Object

io.deephaven.api.updateby.spec.UpdateBySpecBase

io.deephaven.api.updateby.spec.EmMinMaxSpec

All Implemented Interfaces:

UpdateBySpec

@Immutable
public abstract class EmMinMaxSpec
extends UpdateBySpecBase

A UpdateBySpec for performing an Exponential Moving Average across the specified columns

Nested Class Summary

Nested classes/interfaces inherited from interface io.deephaven.api.updateby.spec.UpdateBySpec

UpdateBySpec.Visitor<T>

Constructor Summary

Constructors

Constructor	Description
EmMinMaxSpec()

Method Summary

Modifier and Type	Method	Description
final boolean	applicableTo(Class<?> inputType)	Determine if this spec can be applied to the specified type
abstract Optional<OperationControl>	control()
final OperationControl	controlOrDefault()
abstract boolean	isMax()
static EmMinMaxSpec	of(boolean isMax, WindowScale windowScale)
static EmMinMaxSpec	of(OperationControl control, boolean isMax, WindowScale windowScale)
static EmMinMaxSpec	ofTicks(boolean isMax, double tickWindow)
static EmMinMaxSpec	ofTicks(OperationControl control, boolean isMax, double tickWindow)
static EmMinMaxSpec	ofTime(boolean isMax, String timestampCol, long timeScaleNanos)
static EmMinMaxSpec	ofTime(boolean isMax, String timestampCol, Duration emaDuration)
static EmMinMaxSpec	ofTime(OperationControl control, boolean isMax, String timestampCol, long timeScaleNanos)
static EmMinMaxSpec	ofTime(OperationControl control, boolean isMax, String timestampCol, Duration emaDuration)
final <T> T	walk(UpdateBySpec.Visitor<T> visitor)
abstract WindowScale	windowScale()

Methods inherited from class io.deephaven.api.updateby.spec.UpdateBySpecBase

clause, clause, clause, clause, clause

Methods inherited from class java.lang.Object

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

Constructor Details

EmMinMaxSpec

public EmMinMaxSpec()

Method Details

of

public static EmMinMaxSpec of(OperationControl control,
 boolean isMax,
 WindowScale windowScale)

of

public static EmMinMaxSpec of(boolean isMax,
 WindowScale windowScale)

ofTime

public static EmMinMaxSpec ofTime(OperationControl control,
 boolean isMax,
 String timestampCol,
 long timeScaleNanos)

ofTime

public static EmMinMaxSpec ofTime(boolean isMax,
 String timestampCol,
 long timeScaleNanos)

ofTime

public static EmMinMaxSpec ofTime(OperationControl control,
 boolean isMax,
 String timestampCol,
 Duration emaDuration)

ofTime

public static EmMinMaxSpec ofTime(boolean isMax,
 String timestampCol,
 Duration emaDuration)

ofTicks

public static EmMinMaxSpec ofTicks(OperationControl control,
 boolean isMax,
 double tickWindow)

ofTicks

public static EmMinMaxSpec ofTicks(boolean isMax,
 double tickWindow)

isMax

@Parameter
public abstract boolean isMax()

control

public abstract Optional<OperationControl> control()

windowScale

@Parameter
public abstract WindowScale windowScale()

controlOrDefault

public final OperationControl controlOrDefault()

applicableTo

public final boolean applicableTo(Class<?> inputType)

Description copied from interface: UpdateBySpec

Determine if this spec can be applied to the specified type

Parameters:

inputType - the specified input type

Returns:

true if this spec can be applied to the specified input type

walk

public final <T> T walk(UpdateBySpec.Visitor<T> visitor)