org.gvsig.fmap.dal.feature.spi.memory

Class AbstractMemoryStoreProvider

java.lang.Object

org.gvsig.tools.dispose.impl.AbstractDisposable

org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider

org.gvsig.fmap.dal.feature.spi.memory.AbstractMemoryStoreProvider

All Implemented Interfaces:

DataFactoryUnit, DataStoreProvider, FeatureStoreProvider, FeatureStoreProvider_v2, Disposable, DynObject, DynObject_v2

Direct Known Subclasses:

CSVStoreProvider, DGNStoreProvider, DWGStoreProvider, DXFStoreProvider, JExcelStoreProvider, MemoryStoreProvider, OGRStoreProvider, SeismicStoreProvider

public abstract class AbstractMemoryStoreProvider
extends AbstractFeatureStoreProvider

Abstract implementation for FeatureStoreProvider for provider that are loaded statically in memory

Nested Class Summary

Nested classes/interfaces inherited from class org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider

AbstractFeatureStoreProvider.FeatureProviderNotFoundException

Nested classes/interfaces inherited from interface org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider

FeatureStoreProvider.FeatureTypeChanged

Field Summary

Fields

Modifier and Type	Field and Description
protected List	data

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractMemoryStoreProvider(DataStoreParameters params, DataStoreProviderServices storeServices)
protected	AbstractMemoryStoreProvider(DataStoreParameters params, DataStoreProviderServices storeServices, DynObject metadata)

Method Summary

Modifier and Type	Method and Description
void	addFeatureProvider(FeatureProvider data) Load a FeatureProvider into memory store.
FeatureProvider	createFeatureProvider(FeatureType featureType) Default Factory of FeatureProvider.
FeatureSetProvider	createSet(FeatureQuery query, FeatureType featureType) Factory of FeatureSetProvider.
protected void	doDispose() Internal implementation for the AbstractDisposable.dispose() method, to be implemented by child classes.
long	getDataSize() Return the current size of the memory store.
long	getFeatureCount() Returns total feature count of this store.
protected AbstractMemoryStoreProvider	getMemoryProvider()
protected FeatureProvider	internalGetFeatureProviderByReference(FeatureReferenceProviderServices reference) Returns a FeatureProvider by reference, using the default FeatureType.
protected FeatureProvider	internalGetFeatureProviderByReference(FeatureReferenceProviderServices reference, FeatureType featureType) Returns a FeatureProvider by reference, using the provided FeatureType.
void	performChanges(Iterator deleteds, Iterator inserteds, Iterator updateds, Iterator originalFeatureTypesUpdated) unsupported by default, override this otherwise

Methods inherited from class org.gvsig.fmap.dal.feature.spi.AbstractFeatureStoreProvider

abortAppend, allowAutomaticValues, allowWrite, append, beginAppend, canWriteGeometry, clear, close, createExpression, createFeatureLocks, createFeatureSelection, createResource, delegate, endAppend, getChilds, getDynClass, getDynValue, getEnvelope, getExplorer, getFeatureProviderByReference, getFeatureProviderByReference, getFeatureStore, getInterval, getParameters, getRetrievedFeaturesLimit, getStoreServices, getTimes, getTimes, hasDynMethod, hasDynValue, hasRetrievedFeaturesLimit, implement, invokeDynMethod, invokeDynMethod, isKnownEnvelope, isLocksSupported, refresh, savePrjFile, setDynValue, setMetadata, supportsAppendMode

Methods inherited from class org.gvsig.tools.dispose.impl.AbstractDisposable

dispose, dispose

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider

createNewOID, getOIDType

Methods inherited from interface org.gvsig.fmap.dal.spi.DataStoreProvider

getFullName, getName, getProviderName, getResource, getSourceId, open

Methods inherited from interface org.gvsig.tools.dispose.Disposable

dispose

Field Detail

data

protected List data

Constructor Detail

AbstractMemoryStoreProvider

protected AbstractMemoryStoreProvider(DataStoreParameters params,
                                      DataStoreProviderServices storeServices,
                                      DynObject metadata)

AbstractMemoryStoreProvider

protected AbstractMemoryStoreProvider(DataStoreParameters params,
                                      DataStoreProviderServices storeServices)

Method Detail

performChanges

public void performChanges(Iterator deleteds,
                           Iterator inserteds,
                           Iterator updateds,
                           Iterator originalFeatureTypesUpdated)
                    throws PerformEditingException

Description copied from class: AbstractFeatureStoreProvider

unsupported by default, override this otherwise

Specified by:

performChanges in interface FeatureStoreProvider

Overrides:

performChanges in class AbstractFeatureStoreProvider

Parameters:

deleteds - iterator of FeatureReferenceProviderServices

inserteds - iterator of FeatureProvider

updateds - iterator of FeatureProvider

originalFeatureTypesUpdated - iterator of FeatureStoreProvider.FeatureTypeChanged

Throws:

PerformEditingException

See Also:

FeatureStoreProvider.performChanges(Iterator, Iterator, Iterator, Iterator)

addFeatureProvider

public void addFeatureProvider(FeatureProvider data)

Load a FeatureProvider into memory store.
Use this when loading data.

Parameters:

data -

getDataSize

public long getDataSize()
                 throws DataException

Return the current size of the memory store.

Returns:

Throws:

DataException

internalGetFeatureProviderByReference

protected FeatureProvider internalGetFeatureProviderByReference(FeatureReferenceProviderServices reference)
                                                         throws DataException

Description copied from class: AbstractFeatureStoreProvider

Returns a FeatureProvider by reference, using the default FeatureType. This method may be rewritten by the child classes as an implementation of the AbstractFeatureStoreProvider.getFeatureProviderByReference(FeatureReferenceProviderServices) method.

Overrides:

internalGetFeatureProviderByReference in class AbstractFeatureStoreProvider

Parameters:

reference - the reference to the FeatureProvider

Returns:

the FeatureProvider being referenced

Throws:

DataException - if there is an error loading the FeatureProvider

internalGetFeatureProviderByReference

protected FeatureProvider internalGetFeatureProviderByReference(FeatureReferenceProviderServices reference,
                                                                FeatureType featureType)
                                                         throws DataException

Description copied from class: AbstractFeatureStoreProvider

Returns a FeatureProvider by reference, using the provided FeatureType. This is the child classes implementation of the AbstractFeatureStoreProvider.getFeatureProviderByReference(FeatureReferenceProviderServices) method.

Specified by:

internalGetFeatureProviderByReference in class AbstractFeatureStoreProvider

Parameters:

reference - the reference to the FeatureProvider

featureType - the type of feature to load

Returns:

the FeatureProvider being referenced

Throws:

DataException - if there is an error loading the FeatureProvider

createSet

public FeatureSetProvider createSet(FeatureQuery query,
                                    FeatureType featureType)
                             throws DataException

Description copied from interface: FeatureStoreProvider

Factory of FeatureSetProvider. Create a new FeatureSetProvider that represents result of FeatureQuery .

Parameters:

query - (never will be null)

featureType - (never will be null)

Returns:

Throws:

DataException

createFeatureProvider

public FeatureProvider createFeatureProvider(FeatureType featureType)
                                      throws DataException

Description copied from class: AbstractFeatureStoreProvider

Default Factory of FeatureProvider. Create a new default FeatureProvider instance.
Override this if you need an special implemtation of FeatureProvider.

Specified by:

createFeatureProvider in interface FeatureStoreProvider

Overrides:

createFeatureProvider in class AbstractFeatureStoreProvider

Returns:

Throws:

DataException

See Also:

org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider#createFeatureProvider(FeatureType)}

getFeatureCount

public long getFeatureCount()
                     throws DataException

Description copied from interface: FeatureStoreProvider

Returns total feature count of this store.

Returns:

Throws:

DataException

getMemoryProvider

protected AbstractMemoryStoreProvider getMemoryProvider()

doDispose

protected void doDispose()
                  throws BaseException

Description copied from class: AbstractDisposable

Internal implementation for the AbstractDisposable.dispose() method, to be implemented by child classes.

Overrides:

doDispose in class AbstractFeatureStoreProvider

Throws:

BaseException

See Also:

AbstractDisposable.dispose()