Package gov.nasa.jpl.aerie.scheduler.constraints.timeexpressions

Class TimeExpressionRelative

java.lang.Object

gov.nasa.jpl.aerie.scheduler.constraints.timeexpressions.TimeExpressionRelative

Direct Known Subclasses:

TimeExpressionRelativeBefore, TimeExpressionRelativeBinary, TimeExpressionRelativeSimple

public abstract class TimeExpressionRelative
extends Object

class allowing to define dynamic expressions of timepoints, relative to time anchors

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TimeExpressionRelative.Builder

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEF_NAME
protected final List<org.apache.commons.lang3.tuple.Pair<TimeUtility.Operator,gov.nasa.jpl.aerie.merlin.protocol.types.Duration>>	operations

Constructor Summary

Constructors

Constructor	Description
TimeExpressionRelative()

Method Summary

Modifier and Type	Method	Description
void	addOperation(TimeUtility.Operator operator, gov.nasa.jpl.aerie.merlin.protocol.types.Duration operand)
static TimeExpressionRelative	afterEnd()
static TimeExpressionRelative	afterStart()
static TimeExpressionRelative	atStart()
static TimeExpressionRelative	beforeEnd()
static TimeExpressionRelative	beforeStart()
abstract gov.nasa.jpl.aerie.constraints.time.Interval	computeTime(gov.nasa.jpl.aerie.constraints.model.SimulationResults simulationResults, Plan plan, gov.nasa.jpl.aerie.constraints.time.Interval interval)	A TimeExpressionRelative must implement this method
static TimeExpressionRelative	endsBefore(TimeExpressionRelative expr)
abstract void	extractResources(Set<String> names)
static TimeExpressionRelative	fromAnchor(TimeAnchor anchor)
abstract Optional<TimeAnchor>	getAnchor()
static TimeExpressionRelative	offsetByAfterEnd(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)
static TimeExpressionRelative	offsetByAfterStart(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)
static TimeExpressionRelative	offsetByBeforeEnd(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)
static TimeExpressionRelative	offsetByBeforeStart(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)

Methods inherited from class java.lang.Object

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

Field Details

operations

protected final List<org.apache.commons.lang3.tuple.Pair<TimeUtility.Operator,gov.nasa.jpl.aerie.merlin.protocol.types.Duration>> operations

DEF_NAME

public static final String DEF_NAME

See Also:

• Constant Field Values

Constructor Details

TimeExpressionRelative

public TimeExpressionRelative()

Method Details

computeTime

public abstract gov.nasa.jpl.aerie.constraints.time.Interval computeTime(gov.nasa.jpl.aerie.constraints.model.SimulationResults simulationResults,
 Plan plan,
 gov.nasa.jpl.aerie.constraints.time.Interval interval)

A TimeExpressionRelative must implement this method

Parameters:

plan - the current plan

interval - the range on which the relative time expression must be computed

Returns:

a range of valid times satisfying the expression

getAnchor

public abstract Optional<TimeAnchor> getAnchor()

extractResources

public abstract void extractResources(Set<String> names)

fromAnchor

public static TimeExpressionRelative fromAnchor(TimeAnchor anchor)

addOperation

public void addOperation(TimeUtility.Operator operator,
 gov.nasa.jpl.aerie.merlin.protocol.types.Duration operand)

atStart

public static TimeExpressionRelative atStart()

offsetByAfterStart

public static TimeExpressionRelative offsetByAfterStart(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)

offsetByBeforeStart

public static TimeExpressionRelative offsetByBeforeStart(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)

offsetByAfterEnd

public static TimeExpressionRelative offsetByAfterEnd(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)

offsetByBeforeEnd

public static TimeExpressionRelative offsetByBeforeEnd(gov.nasa.jpl.aerie.merlin.protocol.types.Duration dur)

beforeEnd

public static TimeExpressionRelative beforeEnd()

beforeStart

public static TimeExpressionRelative beforeStart()

afterEnd

public static TimeExpressionRelative afterEnd()

afterStart

public static TimeExpressionRelative afterStart()

endsBefore

public static TimeExpressionRelative endsBefore(TimeExpressionRelative expr)