org.lsst.ccs.subsystem.refrig

Class RefrigMain

java.lang.Object

org.lsst.ccs.Agent

org.lsst.ccs.Subsystem

org.lsst.ccs.subsystem.refrig.RefrigMain

All Implemented Interfaces:

EventListener, org.lsst.ccs.framework.AlertHandler, org.lsst.ccs.framework.ClearAlertHandler, org.lsst.ccs.framework.HasLifecycle, org.lsst.ccs.messaging.CommandExecutor, org.lsst.ccs.ServiceLifecycle, org.lsst.ccs.services.alert.AlertListener

public class RefrigMain
extends org.lsst.ccs.Subsystem
implements org.lsst.ccs.framework.HasLifecycle, org.lsst.ccs.framework.ClearAlertHandler, org.lsst.ccs.services.alert.AlertListener

Implements the refrigeration compressor subsystem.

Author:

Owen Saxton

Nested Class Summary

Nested classes/interfaces inherited from class org.lsst.ccs.Agent

org.lsst.ccs.Agent.RunningCommand

Nested classes/interfaces inherited from interface org.lsst.ccs.framework.ClearAlertHandler

org.lsst.ccs.framework.ClearAlertHandler.ClearAlertCode

Field Summary

Fields inherited from class org.lsst.ccs.Agent

AGENT_HEARTBEAT_TASK, AGENT_RUNTIMEINFO_TASK, commandExecutorLock, currentAction, currentQueries, currentSignals, jvmShutdown, logBusHandler, stateService, treeComponentInitialized

Constructor Summary

Constructors

Constructor and Description
RefrigMain() Constructor.

Method Summary

Modifier and Type	Method and Description
void	build() Build phase
org.lsst.ccs.framework.ClearAlertHandler.ClearAlertCode	canClearAlert(org.lsst.ccs.bus.data.Alert alert, org.lsst.ccs.bus.states.AlertState alertState) Callback to clear an Alert instance.
RefrigState	getSystemState() Gets the state of the refrigeration module.
void	onAlert(org.lsst.ccs.services.alert.AlertEvent event) Alert event handler.
void	postInit() Initializes the refrigeration subsystem.
void	postStart() Starts the subsystem.
void	setUpdatePeriod(int value) Sets the monitor update period.

Methods inherited from class org.lsst.ccs.Subsystem

getLogHandler, getNumberCommandThreads, ping, printRunningCommands, setLogFormat, setLogHandlerLevel, setLogLevel, setStackTraceDepth, switchToEngineeringMode, switchToNormalMode

Methods inherited from class org.lsst.ccs.Agent

broadcastStatus, checkAllHardwareStopped, createHelper, executeCommandRequest, getAgentInfo, getAgentPersistenceService, getAgentService, getAgentServices, getCCSVersions, getCommandCount, getComponentConfigurationEnvironment, getComponentConfigurationEnvironmentByName, getComponentLookup, getCurrentAction, getDescription, getDistributionInfo, getEnvironmentLockService, getEnvironmentMessagingAccess, getLogger, getMessagingAccess, getName, getScheduler, getStatusBroadcastPeriod, helper, internalCheckHardware, isConnectedToTheBuses, isInEngineeringMode, populateComponentLookup, preBuild, preInit, printComponentNodeTree, publishSubsystemDataOnStatusBus, sendAck, sendNack, sendStatusMessage, setAgentName, shutdownAgent, startAgent

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

init, postBuild, postShutdown, shutdown, start

Methods inherited from interface org.lsst.ccs.ServiceLifecycle

afterInit, afterStart, preShutdown, preStart

Constructor Detail

RefrigMain

public RefrigMain()

Constructor.

Method Detail

build

public void build()

Build phase

Specified by:

build in interface org.lsst.ccs.framework.HasLifecycle

postInit

public void postInit()

Initializes the refrigeration subsystem.

Specified by:

postInit in interface org.lsst.ccs.framework.HasLifecycle

postStart

public void postStart()

Starts the subsystem.

Specified by:

postStart in interface org.lsst.ccs.framework.HasLifecycle

getSystemState

@Command(type=QUERY,
         description="Get the refrigeration state")
public RefrigState getSystemState()

Gets the state of the refrigeration module. This is intended to be called by GUIs during initialization

Returns:

The refrigeration state

setUpdatePeriod

@Command(type=ACTION,
         description="Set the tick interval")
public void setUpdatePeriod(int value)

Sets the monitor update period.

Parameters:

value - The period (milliseconds) to set.

canClearAlert

public org.lsst.ccs.framework.ClearAlertHandler.ClearAlertCode canClearAlert(org.lsst.ccs.bus.data.Alert alert,
                                                                             org.lsst.ccs.bus.states.AlertState alertState)

Callback to clear an Alert instance.

Specified by:

canClearAlert in interface org.lsst.ccs.framework.ClearAlertHandler

Parameters:

alert - The Alert instance to clear.

alertState - The AlertState for the provided Alert.

Returns:

A ClearAlertCode to indicate which action is to be taken by the framework.

onAlert

public void onAlert(org.lsst.ccs.services.alert.AlertEvent event)

Alert event handler. Resets PLC latch when corresponding alert is cleared.

Specified by:

onAlert in interface org.lsst.ccs.services.alert.AlertListener

Parameters:

event - The alert event