Class TimestampedValue

java.lang.Object

neqsim.process.streaming.TimestampedValue

All Implemented Interfaces:

Serializable

public class TimestampedValue
extends Object
implements Serializable

Represents a value with an associated timestamp for real-time data streaming.

This class is designed for high-frequency data exchange with AI-based production optimization platforms and real-time digital twin systems.

Version:

1.0

Author:

ESOL

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	TimestampedValue.Quality	Quality indicator for the measurement value.

Field Summary

Fields

Modifier and Type	Field	Description
private final TimestampedValue.Quality	quality
private static final long	serialVersionUID
private final Instant	timestamp
private final String	unit
private final double	value

Constructor Summary

Constructors

Constructor	Description
TimestampedValue(double value, String unit)	Creates a new timestamped value with current time and GOOD quality.
TimestampedValue(double value, String unit, Instant timestamp)	Creates a new timestamped value with specified timestamp and GOOD quality.
TimestampedValue(double value, String unit, Instant timestamp, TimestampedValue.Quality quality)	Creates a new timestamped value with all parameters.

Method Summary

Modifier and Type	Method	Description
TimestampedValue.Quality	getQuality()	Gets the quality indicator.
Instant	getTimestamp()	Gets the timestamp.
String	getUnit()	Gets the engineering unit.
double	getValue()	Gets the numeric value.
boolean	isUsable()	Checks if the value is usable (GOOD, SIMULATED, or ESTIMATED quality).
static TimestampedValue	simulated(double value, String unit)	Creates a new TimestampedValue marked as simulated.
String	toString()

Methods inherited from class Object

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

Field Details

serialVersionUID

private static final long serialVersionUID

See Also:

• Constant Field Values

value

private final double value

timestamp

private final Instant timestamp

unit

private final String unit

quality

private final TimestampedValue.Quality quality

Constructor Details

TimestampedValue

public TimestampedValue(double value,
 String unit)

Creates a new timestamped value with current time and GOOD quality.

Parameters:

value - the numeric value

unit - the engineering unit

TimestampedValue

public TimestampedValue(double value,
 String unit,
 Instant timestamp)

Creates a new timestamped value with specified timestamp and GOOD quality.

Parameters:

value - the numeric value

unit - the engineering unit

timestamp - the timestamp

TimestampedValue

public TimestampedValue(double value,
 String unit,
 Instant timestamp,
 TimestampedValue.Quality quality)

Creates a new timestamped value with all parameters.

Parameters:

value - the numeric value

unit - the engineering unit

timestamp - the timestamp

quality - the quality indicator

Method Details

getValue

public double getValue()

Gets the numeric value.

Returns:

the value

getUnit

public String getUnit()

Gets the engineering unit.

Returns:

the unit string

getTimestamp

public Instant getTimestamp()

Gets the timestamp.

Returns:

the timestamp

getQuality

public TimestampedValue.Quality getQuality()

Gets the quality indicator.

Returns:

the quality

isUsable

public boolean isUsable()

Checks if the value is usable (GOOD, SIMULATED, or ESTIMATED quality).

Returns:

true if the value can be used for calculations

simulated

public static TimestampedValue simulated(double value,
 String unit)

Creates a new TimestampedValue marked as simulated.

Parameters:

value - the numeric value

unit - the engineering unit

Returns:

a new TimestampedValue with SIMULATED quality

toString

public String toString()

Overrides:

toString in class Object