Package io.deephaven.api.updateby.spec

Class RollingWAvgSpec

java.lang.Object

io.deephaven.api.updateby.spec.UpdateBySpecBase

io.deephaven.api.updateby.spec.RollingOpSpec

io.deephaven.api.updateby.spec.RollingWAvgSpec

All Implemented Interfaces:

UpdateBySpec

@Immutable
public abstract class RollingWAvgSpec
extends RollingOpSpec

A UpdateBySpec for performing a windowed rolling weighted 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
RollingWAvgSpec()

Method Summary

Modifier and Type	Method	Description
final boolean	applicableTo(Class<?> inputType)	Determine if this spec can be applied to the specified type
static RollingWAvgSpec	of(WindowScale revWindowScale, WindowScale fwdWindowScale, String weightCol)
static RollingWAvgSpec	of(WindowScale revWindowScale, String weightCol)
static RollingWAvgSpec	ofTicks(long revTicks, long fwdTicks, String weightCol)
static RollingWAvgSpec	ofTicks(long revTicks, String weightCol)
static RollingWAvgSpec	ofTime(String timestampCol, long revDuration, long fwdDuration, String weightCol)
static RollingWAvgSpec	ofTime(String timestampCol, long revDuration, String weightCol)
static RollingWAvgSpec	ofTime(String timestampCol, Duration revDuration, String weightCol)
static RollingWAvgSpec	ofTime(String timestampCol, Duration revDuration, Duration fwdDuration, String weightCol)
final <T> T	walk(UpdateBySpec.Visitor<T> visitor)
abstract String	weightCol()
final boolean	weightColumnApplicableTo(Class<?> inputType)

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

fwdWindowScale, revWindowScale

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

clause, 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

RollingWAvgSpec

public RollingWAvgSpec()

Method Details

weightCol

public abstract String weightCol()

ofTicks

public static RollingWAvgSpec ofTicks(long revTicks,
 String weightCol)

ofTicks

public static RollingWAvgSpec ofTicks(long revTicks,
 long fwdTicks,
 String weightCol)

ofTime

public static RollingWAvgSpec ofTime(String timestampCol,
 Duration revDuration,
 String weightCol)

ofTime

public static RollingWAvgSpec ofTime(String timestampCol,
 Duration revDuration,
 Duration fwdDuration,
 String weightCol)

ofTime

public static RollingWAvgSpec ofTime(String timestampCol,
 long revDuration,
 String weightCol)

ofTime

public static RollingWAvgSpec ofTime(String timestampCol,
 long revDuration,
 long fwdDuration,
 String weightCol)

of

public static RollingWAvgSpec of(WindowScale revWindowScale,
 String weightCol)

of

public static RollingWAvgSpec of(WindowScale revWindowScale,
 WindowScale fwdWindowScale,
 String weightCol)

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

weightColumnApplicableTo

public final boolean weightColumnApplicableTo(Class<?> inputType)

walk

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