org.gvsig.fmap.dal

Interface DataSet

All Superinterfaces:

Disposable, Visitable

All Known Subinterfaces:

Buffer, CoverageSelection, CoverageSet, DataSelection, FeatureReferenceSelection, FeatureSelection, FeatureSet, FeatureSet

All Known Implementing Classes:

AbstractBuffer, AbstractFeatureSet, DefaultFeatureReferenceSelection, DefaultFeatureSelection, DefaultFeatureSet, IndexFeatureSet, PageBandBuffer, PageBuffer, RasterBuffer, RasterCache, RasterMemoryBuffer, RasterReadOnlyBuffer

public interface DataSet
extends Visitable, Disposable

Interface that represents a generic set of data. It may proceed either from a data query, a user selection or a collection of locked elements.

Method Summary

Modifier and Type	Method and Description
void	accept(Visitor visitor) Provides each value of this Store to the provided Visitor.
boolean	isFromStore(DataStore store) Indicates whether this DataSet belongs to a specific store

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

dispose

Method Detail

isFromStore

boolean isFromStore(DataStore store)

Indicates whether this DataSet belongs to a specific store

Parameters:

store - a DataStore

Returns:

true if this belongs to the given DataStore, false if not.

accept

void accept(Visitor visitor)
     throws BaseException

Provides each value of this Store to the provided Visitor. The values received through the Visitor.visit(Object) method may be transient, reused or externally modifiable, so they can't be used to be stored in any external form out of the visit method. If you need to store any of the values out of the Visitor.visit(Object) method execution, create a copy or clone the received value in order to be stored.

Specified by:

accept in interface Visitable

Parameters:

visitor - the visitor to apply to each value.

Throws:

BaseException - if there is an error while performing the visit