org.lsst.ccs.subsystem.daq

Class DaqSubsystem

java.lang.Object

org.lsst.ccs.Agent

org.lsst.ccs.Subsystem

org.lsst.ccs.subsystem.daq.DaqSubsystem

All Implemented Interfaces:

org.lsst.ccs.framework.HasLifecycle, org.lsst.ccs.messaging.CommandExecutor, org.lsst.ccs.ServiceLifecycle

public class DaqSubsystem
extends org.lsst.ccs.Subsystem
implements org.lsst.ccs.framework.HasLifecycle

Daq subsystem

Author:

Al Eisner *****************************************************************************

Nested Class Summary

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

org.lsst.ccs.Agent.RunningCommand, org.lsst.ccs.Agent.ShutdownResult

Field Summary

Fields inherited from class org.lsst.ccs.Agent

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

Constructor Summary

Constructors

Constructor and Description
DaqSubsystem() Constructor

Method Summary

Modifier and Type	Method and Description
void	build() build phase: set up periodic task for automatic purging of DAQ store
void	init() init phase
void	postInit() Post-initialization phase
void	purge() Purge DAQ file storage (two-day store), removing enough older to fall below specified fractional usage (ConfigurationParameter of DaqStoreManageDevice).
void	start() Start

Methods inherited from class org.lsst.ccs.Subsystem

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

Methods inherited from class org.lsst.ccs.Agent

createHelper, executeCommandRequest, getAgentInfo, getAgentPersistenceService, getAgentService, getAgentServices, getCCSVersions, getCommandCount, getComponentConfigurationEnvironment, getComponentConfigurationEnvironmentByName, getComponentLookup, getCurrentAction, getDescription, getDistributionInfo, getEnvironmentLockService, getEnvironmentMessagingAccess, getLogger, getMessagingAccess, getName, getScheduler, helper, initAgent, initLogBusHandler, isInEngineeringMode, populateComponentLookup, preInit, preStart, printComponentNodeTree, publishSubsystemDataOnStatusBus, sendAck, sendNack, sendStatusMessage, setAgentName, shutdownAgent, shutdownAgent, startAgent, vetoTransitionToNormalMode

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

postBuild, postShutdown, postStart, shutdown

Methods inherited from interface org.lsst.ccs.ServiceLifecycle

afterBuild, afterInit, afterStart, preBuild, preShutdown

Constructor Detail

DaqSubsystem

public DaqSubsystem()

Constructor

Method Detail

build

public void build()

build phase: set up periodic task for automatic purging of DAQ store

Specified by:

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

init

public void init()

init phase

Specified by:

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

postInit

public void postInit()

Post-initialization phase

Specified by:

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

start

public void start()

Start

Specified by:

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

purge

@Command(type=ACTION,
         level=1,
         name="purge",
         description="Purge older files in DAQ two-day store")
public void purge()
                                                                                                                                         throws org.lsst.ccs.daq.ims.DAQException

Purge DAQ file storage (two-day store), removing enough older to fall below specified fractional usage (ConfigurationParameter of DaqStoreManageDevice).

Throws:

org.lsst.ccs.daq.ims.DAQException