Package org.marketcetera.strategy

Class StrategyServiceImpl

    • Field Detail

      • incomingStrategyDirectoryPath

        private Path incomingStrategyDirectoryPath
        directory which is monitored for incoming strategies

      • temporaryStrategyDirectoryPath

        private Path temporaryStrategyDirectoryPath
        directory which is used to store uploaded strategies before they are verified

      • storageStrategyDirectoryPath

        private Path storageStrategyDirectoryPath
        directory which is used to store uploaded strategies after they are verified

      • applicationContext

        @Autowired
private org.springframework.context.ApplicationContext applicationContext
        main application context

      • pollingInterval

        @Value("${metc.strategy.incoming.directory.polling.intervalms:5000}")
private long pollingInterval
        interval at which to poll for provisioning files

      • strategyStorageDirectoryName

        @Value("${metc.strategy.storage.directory}")
private String strategyStorageDirectoryName
        strategy storage directory base

      • strategyIncomingDirectoryName

        @Value("${metc.strategy.incoming.directory}")
private String strategyIncomingDirectoryName
        strategy incoming directory base

      • strategyTemporaryDirectoryName

        @Value("${metc.strategy.temporary.directory}")
private String strategyTemporaryDirectoryName
        strategy temporary directory base

      • serviceName

        private String serviceName
        name of this service

      • strategyWatcher

        private DirectoryWatcherImpl strategyWatcher
        watches the incoming strategy directory

      • txManager

        @Autowired
private org.springframework.orm.jpa.JpaTransactionManager txManager
        transaction manager value

      • clusterService

        @Autowired
private org.marketcetera.cluster.service.ClusterService clusterService
        provides access to cluster services

      • eventBusService

        @Autowired
private EventBusService eventBusService
        provides access to event bus services

      • clusterData

        private ClusterData clusterData
        generated cluster data

      • userDao

        @Autowired
private UserDao userDao
        provides access to the User data store

      • strategyEventListeners

        private final Set<StrategyEventListener> strategyEventListeners
        holds event listener subscribers

    • Constructor Detail

      • StrategyServiceImpl

        public StrategyServiceImpl()

    • Method Detail

      • start

        @PostConstruct
@Transactional(readOnly=false,
               propagation=REQUIRED)
public void start()
           throws IOException
        Validate and start the object.
        Throws:
        IOException - if an error occurs managing strategy and provisioning directories

      • stop

        @PreDestroy
public void stop()
        Stop the object.

      • startStrategyInstance

        @Transactional(readOnly=false,
               propagation=REQUIRED)
public void startStrategyInstance​(String inStrategyInstanceName)
        Start a strategy instance.
        Specified by:
        startStrategyInstance in interface StrategyService
        Parameters:
        inStrategyInstanceName - a String value

      • stopStrategyInstance

        @Transactional(readOnly=false,
               propagation=REQUIRED)
public void stopStrategyInstance​(String inStrategyInstanceName)
        Stop a strategy instance.
        Specified by:
        stopStrategyInstance in interface StrategyService
        Parameters:
        inStrategyInstanceName - a String value

      • unloadStrategyInstance

        @Transactional(readOnly=false,
               propagation=REQUIRED)
public void unloadStrategyInstance​(String inStrategyInstanceName)
        Unload a strategy instance.
        Specified by:
        unloadStrategyInstance in interface StrategyService
        Parameters:
        inStrategyInstanceName - a String value

      • deleteStrategyMessage

        @Transactional(readOnly=false,
               propagation=REQUIRED)
public void deleteStrategyMessage​(long inStrategyMessageId)
        Specified by:
        deleteStrategyMessage in interface StrategyService

      • received

        @Transactional(readOnly=false,
               propagation=REQUIRED)
public void received​(File inFile,
                     String inOriginalFileName)
        Load a new strategy instances.
        Specified by:
        received in interface DirectoryWatcherSubscriber
        Parameters:
        inFile - a File value
        inOriginalFileName - a String value

      • loadStrategyInstance

        @Transactional(readOnly=false,
               propagation=REQUIRED)
public StrategyStatus loadStrategyInstance​(StrategyInstance inStrategyInstance)
        Load a new strategy instances.
        Specified by:
        loadStrategyInstance in interface StrategyService
        Parameters:
        inStrategyInstance - an StrategyInstance value
        Returns:
        a StrategyStatus value

      • receiveStrategyEvent

        public void receiveStrategyEvent​(StrategyEvent inEvent)
        Receive incoming strategy events.
        Parameters:
        inEvent - a StrategyEvent value

      • findByName

        @Transactional(readOnly=true,
               propagation=REQUIRED)
public Optional<? extends StrategyInstance> findByName​(String inName)
        Finds the strategy instance with the given name.
        Specified by:
        findByName in interface StrategyService
        Parameters:
        inName - a String value
        Returns:
        a Optional<? extends StrategyInstance> value

      • deleteAllMessagesFor

        private void deleteAllMessagesFor​(PersistentStrategyInstance inStrategyInstance)
        Delete all PersistentStrategyMessage values owned by the given PersistentStrategyInstance.

        This method assumes a transaction set up by the caller.

        Parameters:
        inStrategyInstance - a PersistentStrategyInstance value

      • buildSort

        private org.springframework.data.domain.Sort buildSort​(PageRequest inPageRequest,
                                                       org.springframework.data.domain.Sort inDefaultSort)
        Build the sort statement for a query using the given attributes.
        Parameters:
        inPageRequest - an org.marketcetera.persist.PageRequest value
        inDefaultSort - a Sort value
        Returns:
        a Sort value