org.epics.graphene

Class Point1DCircularBuffer

java.lang.Object

org.epics.graphene.Point1DCircularBuffer

All Implemented Interfaces:

Point1DDataset

public class Point1DCircularBuffer
extends Object
implements Point1DDataset

Author:

carcassi

Constructor Summary

Constructors

Constructor and Description
Point1DCircularBuffer(int capacity)

Method Summary

Methods

Modifier and Type	Method and Description
int	getCount() The number of points in the dataset.
Statistics	getStatistics() The statistical information of the values.
org.epics.util.array.ListNumber	getValues() The values of the points.
void	update(Point1DDatasetUpdate update)

Methods inherited from class java.lang.Object

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

Constructor Detail

Point1DCircularBuffer

public Point1DCircularBuffer(int capacity)

Method Detail

getValues

public org.epics.util.array.ListNumber getValues()

Description copied from interface: Point1DDataset

The values of the points.

If the dataset is empty, it returns an empty list.

Specified by:

getValues in interface Point1DDataset

Returns:

the values; never null

getCount

public int getCount()

Description copied from interface: Point1DDataset

The number of points in the dataset.

This number matches the size of the list returned by Point1DDataset.getValues().

Specified by:

getCount in interface Point1DDataset

Returns:

the number of values in this dataset

getStatistics

public Statistics getStatistics()

Description copied from interface: Point1DDataset

The statistical information of the values.

If the dataset is empty, or if it contains only NaN values, it returns null.

Specified by:

getStatistics in interface Point1DDataset

Returns:

statistical information; null if no actual values in the dataset

update

public void update(Point1DDatasetUpdate update)