org.gvsig.fmap.dal.feature

Interface FeatureReference

All Superinterfaces:

SupportToJson

All Known Subinterfaces:

FeatureReferenceProviderServices

All Known Implementing Classes:

DefaultFeatureReference, FeatureReferenceCounter, FeatureReferenceOID, FeatureReferencePK, FeatureReferenceUID

public interface FeatureReference
extends SupportToJson

A FeatureReference is a lightweight unique identifier for a Feature. It is used to keep references on features without maintaining the whole feature in memory, thus improving memory needs.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getCode()
Feature	getFeature() Returns the referenced Feature
Feature	getFeature(FeatureType featureType) Returns the referenced Feature
Feature	getFeatureQuietly()
boolean	isNewFeature() Inform that represented feature is not stored in the original data store

Methods inherited from interface org.gvsig.json.SupportToJson

toJson, toJson, toJsonBuilder, toJsonBuilder

Method Detail

getFeature

Feature getFeature()
            throws DataException

Returns the referenced Feature

Returns:

the Feature identified by this FeatureReference

Throws:

DataException

getFeatureQuietly

Feature getFeatureQuietly()

getFeature

Feature getFeature(FeatureType featureType)
            throws DataException

Returns the referenced Feature

Parameters:

featureType - The FeatureType to which the referenced Feature belongs.

Returns:

the Feature identified by this FeatureReference

Throws:

DataException

isNewFeature

boolean isNewFeature()

Inform that represented feature is not stored in the original data store

Returns:

true if not in the original store

getCode

java.lang.String getCode()