org.lsst.ccs.subsystem.power

Class BfrDevice

java.lang.Object

org.lsst.ccs.monitor.Device

org.lsst.ccs.subsystem.power.BfrDevice

All Implemented Interfaces:

org.lsst.ccs.framework.HasLifecycle, SwitchControl

public class BfrDevice
extends org.lsst.ccs.monitor.Device
implements SwitchControl

Interface to the SLAC BFR.

Author:

Owen Saxton

Field Summary

Fields inherited from class org.lsst.ccs.monitor.Device

alertOfflineId, alertService, configService, fullName, inited, lineMask, lineState, lineWarm, log, mon, name, path, s

Constructor Summary

Constructors

Constructor and Description
BfrDevice()

Method Summary

Modifier and Type	Method and Description
protected int[]	checkChannel(String name, int hwChan, String type, String subtype) Checks a monitoring channel's parameters for validity.
protected void	close() Closes the connection.
int	getSwitchDevice() Gets the switch device type.
protected void	initDevice() Performs configuration.
void	initialize() Performs full initialization.
Boolean	isSwitchOn(int relay) Gets the state of a relay.
protected double	readChannel(int hwChan, int type) Reads a monitored channel.
protected void	readChannelGroup() Reads all monitored channels.
void	switchOff(int relay) Turns a relay off.
void	switchOn(int relay) Turns a relay on.

Methods inherited from class org.lsst.ccs.monitor.Device

addLine, checkHwLine, checkLine, checkOnline, checkTimeout, configure, disable, dropChannel, enable, getDeviceMonitorUpdateTasks, getFullName, getGroupForChannel, getMonitorUpdateTasksForChannels, getName, getOutputLines, getPath, init, initChannel, initChannel, initSensors, isHwLineSet, isLineSet, isOnline, isTimeout, readChannel, readChannelGroup, readChannelNow, setDisabled, setHwLine, setLine, setLineWarm, setOnline, setOutputLines, start, testOnline

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.lsst.ccs.framework.HasLifecycle

build, postBuild, postInit, postShutdown, postStart, shutdown

Constructor Detail

BfrDevice

public BfrDevice()

Method Detail

initDevice

protected void initDevice()

Performs configuration.

Overrides:

initDevice in class org.lsst.ccs.monitor.Device

initialize

public void initialize()

Performs full initialization.

Specified by:

initialize in class org.lsst.ccs.monitor.Device

close

protected void close()

Closes the connection.

Specified by:

close in class org.lsst.ccs.monitor.Device

checkChannel

protected int[] checkChannel(String name,
                             int hwChan,
                             String type,
                             String subtype)
                      throws Exception

Checks a monitoring channel's parameters for validity.

Overrides:

checkChannel in class org.lsst.ccs.monitor.Device

Parameters:

name - The channel name

hwChan - The hardware channel

type - The channel type string

subtype - The channel subtype string

Returns:

Two-element array containing the encoded type [0] and subtype [1]

Throws:

Exception - If parameters are invalid

readChannelGroup

protected void readChannelGroup()

Reads all monitored channels.

Overrides:

readChannelGroup in class org.lsst.ccs.monitor.Device

readChannel

protected double readChannel(int hwChan,
                             int type)

Reads a monitored channel.

Overrides:

readChannel in class org.lsst.ccs.monitor.Device

Parameters:

hwChan - The hardware channel number

type - The encoded channel type

Returns:

The read value

getSwitchDevice

public int getSwitchDevice()

Gets the switch device type.

Specified by:

getSwitchDevice in interface SwitchControl

Returns:

The switch device type enumeration

switchOn

public void switchOn(int relay)

Turns a relay on.

Specified by:

switchOn in interface SwitchControl

Parameters:

relay - The relay number

switchOff

public void switchOff(int relay)

Turns a relay off.

Specified by:

switchOff in interface SwitchControl

Parameters:

relay - The relay number

isSwitchOn

public Boolean isSwitchOn(int relay)

Gets the state of a relay.

Specified by:

isSwitchOn in interface SwitchControl

Parameters:

relay - The relay number

Returns:

Whether the relay is on or off