Package org.openremote.manager.datapoint

Class AbstractDatapointService<T extends org.openremote.model.datapoint.Datapoint>

java.lang.Object

org.openremote.manager.datapoint.AbstractDatapointService<T>

All Implemented Interfaces:

org.openremote.model.ContainerService

Direct Known Subclasses:

AssetDatapointService, AssetPredictedDatapointService

public abstract class AbstractDatapointService<T extends org.openremote.model.datapoint.Datapoint>
extends Object
implements org.openremote.model.ContainerService

Base class for all classes that store and retrieve Datapoint.

Field Summary

Fields

Modifier and Type	Field	Description
protected AssetStorageService	assetStorageService
protected ScheduledFuture<?>	dataPointsPurgeScheduledFuture
protected int	maxAmountOfQueryPoints
static final String	OR_DATA_POINTS_QUERY_LIMIT
protected org.openremote.container.persistence.PersistenceService	persistenceService
static final int	PRIORITY
protected ScheduledExecutorService	scheduledExecutorService
protected org.openremote.container.timer.TimerService	timerService

Fields inherited from interface org.openremote.model.ContainerService

DEFAULT_PRIORITY, HIGH_PRIORITY, LOW_PRIORITY, MED_PRIORITY

Constructor Summary

Constructors

Constructor	Description
AbstractDatapointService()

Method Summary

Modifier and Type	Method	Description
protected boolean	canQueryDatapoints(String query, Map<Integer,Object> parameters, int datapointLimit)
protected void	doPurge(String whereClause, Date date)
protected List<org.openremote.model.datapoint.ValueDatapoint<?>>	doQueryDatapoints(String assetId, org.openremote.model.attribute.Attribute<?> attribute, String query, Map<Integer,Object> parameters)
protected abstract Class<T>	getDatapointClass()
org.openremote.model.datapoint.DatapointPeriod	getDatapointPeriod(String assetId, String attributeName)
List<org.openremote.model.datapoint.ValueDatapoint>	getDatapoints(org.openremote.model.attribute.AttributeRef attributeRef)
long	getDatapointsCount()
long	getDatapointsCount(org.openremote.model.attribute.AttributeRef attributeRef)
protected abstract String	getDatapointTableName()
protected long	getFirstPurgeMillis(Instant currentTime)
protected abstract Logger	getLogger()
int	getPriority()
protected PreparedStatement	getUpsertPreparedStatement(Connection connection)
void	init(org.openremote.model.Container container)
List<org.openremote.model.datapoint.ValueDatapoint<?>>	queryDatapoints(String assetId, String attributeName, org.openremote.model.datapoint.query.AssetDatapointQuery datapointQuery)
List<org.openremote.model.datapoint.ValueDatapoint<?>>	queryDatapoints(String assetId, org.openremote.model.attribute.Attribute<?> attribute, @NotNull org.openremote.model.datapoint.query.AssetDatapointQuery datapointQuery)
protected void	setUpsertValues(PreparedStatement st, String assetId, String attributeName, Object value, long timestamp)
void	stop(org.openremote.model.Container container)
String	toString()
void	upsertValue(String assetId, String attributeName, Object value, long timestamp)
void	upsertValue(String assetId, String attributeName, Object value, LocalDateTime timestamp)
void	upsertValues(String assetId, String attributeName, List<org.openremote.model.datapoint.ValueDatapoint<?>> valuesAndTimestamps)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.openremote.model.ContainerService

start

Field Details

OR_DATA_POINTS_QUERY_LIMIT

public static final String OR_DATA_POINTS_QUERY_LIMIT

See Also:

• Constant Field Values

PRIORITY

public static final int PRIORITY

See Also:

• Constant Field Values

persistenceService

protected org.openremote.container.persistence.PersistenceService persistenceService

assetStorageService

protected AssetStorageService assetStorageService

timerService

protected org.openremote.container.timer.TimerService timerService

scheduledExecutorService

protected ScheduledExecutorService scheduledExecutorService

dataPointsPurgeScheduledFuture

protected ScheduledFuture<?> dataPointsPurgeScheduledFuture

maxAmountOfQueryPoints

protected int maxAmountOfQueryPoints

Constructor Details

AbstractDatapointService

public AbstractDatapointService()

Method Details

getPriority

public int getPriority()

Specified by:

getPriority in interface org.openremote.model.ContainerService

init

public void init(org.openremote.model.Container container)
          throws Exception

Specified by:

init in interface org.openremote.model.ContainerService

Throws:

Exception

stop

public void stop(org.openremote.model.Container container)
          throws Exception

Specified by:

stop in interface org.openremote.model.ContainerService

Throws:

Exception

upsertValue

public void upsertValue(String assetId,
 String attributeName,
 Object value,
 LocalDateTime timestamp)
                 throws IllegalStateException

Throws:

IllegalStateException

upsertValue

public void upsertValue(String assetId,
 String attributeName,
 Object value,
 long timestamp)
                 throws IllegalStateException

Throws:

IllegalStateException

upsertValues

public void upsertValues(String assetId,
 String attributeName,
 List<org.openremote.model.datapoint.ValueDatapoint<?>> valuesAndTimestamps)
                  throws IllegalStateException

Throws:

IllegalStateException

getDatapoints

public List<org.openremote.model.datapoint.ValueDatapoint> getDatapoints(org.openremote.model.attribute.AttributeRef attributeRef)

getDatapointsCount

public long getDatapointsCount()

getDatapointsCount

public long getDatapointsCount(org.openremote.model.attribute.AttributeRef attributeRef)

queryDatapoints

public List<org.openremote.model.datapoint.ValueDatapoint<?>> queryDatapoints(String assetId,
 String attributeName,
 org.openremote.model.datapoint.query.AssetDatapointQuery datapointQuery)

queryDatapoints

public List<org.openremote.model.datapoint.ValueDatapoint<?>> queryDatapoints(String assetId,
 org.openremote.model.attribute.Attribute<?> attribute,
 @NotNull
 @NotNull org.openremote.model.datapoint.query.AssetDatapointQuery datapointQuery)

canQueryDatapoints

protected boolean canQueryDatapoints(String query,
 Map<Integer,Object> parameters,
 int datapointLimit)

doQueryDatapoints

protected List<org.openremote.model.datapoint.ValueDatapoint<?>> doQueryDatapoints(String assetId,
 org.openremote.model.attribute.Attribute<?> attribute,
 String query,
 Map<Integer,Object> parameters)

getDatapointPeriod

public org.openremote.model.datapoint.DatapointPeriod getDatapointPeriod(String assetId,
 String attributeName)

getUpsertPreparedStatement

protected PreparedStatement getUpsertPreparedStatement(Connection connection)
                                                throws SQLException

Throws:

SQLException

setUpsertValues

protected void setUpsertValues(PreparedStatement st,
 String assetId,
 String attributeName,
 Object value,
 long timestamp)
                        throws Exception

Throws:

Exception

getDatapointClass

protected abstract Class<T> getDatapointClass()

getDatapointTableName

protected abstract String getDatapointTableName()

getLogger

protected abstract Logger getLogger()

doPurge

protected void doPurge(String whereClause,
 Date date)

getFirstPurgeMillis

protected long getFirstPurgeMillis(Instant currentTime)

toString

public String toString()

Overrides:

toString in class Object