org.lsst.ccs.subsystems.shutter.parker

Class BladeSetDrvr.Hall

java.lang.Object

org.lsst.ccs.subsystems.shutter.parker.BladeSetDrvr.Hall

Enclosing class:

BladeSetDrvr

public static class BladeSetDrvr.Hall
extends Object

Inner class to hold a set of raw Hall sensor data

Field Summary

Fields

Modifier and Type	Field and Description
int	count The number of Hall transitions that took place during the move.
BladeSetDrvr.HallItem[]	data All the HallItems collected so far.
long	startTime The movement start time in nanoseconds (System.nanoTime()).
int	state The current state of all the switches, one bit each.

Constructor Summary

Constructors

Constructor and Description
Hall() Constructs an instance capable of holding up to 100 HallItems.
Hall(int maxItem) Constructs an instance that can hold a given number of HallItems.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

startTime

public long startTime

The movement start time in nanoseconds (System.nanoTime()).

count

public int count

The number of Hall transitions that took place during the move. Will be greater than data.length if we ran out of space for transitions.

state

public int state

The current state of all the switches, one bit each. This is set at the start of the move and updated after every transition.

data

public BladeSetDrvr.HallItem[] data

All the HallItems collected so far. An array is used for speedy access.

Constructor Detail

Hall

public Hall()

Constructs an instance capable of holding up to 100 HallItems.

Hall

public Hall(int maxItem)

Constructs an instance that can hold a given number of HallItems.

Parameters:

maxItem - the limit on the number of items