Package org.geotools.feature.collection

Class BaseSimpleFeatureCollection

Object

BaseFeatureCollection<SimpleFeatureType,SimpleFeature>

BaseSimpleFeatureCollection

All Implemented Interfaces:

SimpleFeatureCollection, FeatureCollection<SimpleFeatureType,SimpleFeature>

Direct Known Subclasses:

PagingFeatureCollection, SubFeatureCollection

public abstract class BaseSimpleFeatureCollection
extends BaseFeatureCollection<SimpleFeatureType,SimpleFeature>
implements SimpleFeatureCollection

Field Summary

Fields inherited from class BaseFeatureCollection

id, schema

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BaseSimpleFeatureCollection(SimpleFeatureType schema)

Method Summary

Modifier and Type	Method	Description
abstract SimpleFeatureIterator	features()	Subclasses required to implement this method to traverse FeatureCollection contents.
SimpleFeatureCollection	sort(SortBy order)	Obtained sorted contents, only implemented for SimpleFeature at present.
SimpleFeatureCollection	subCollection(Filter filter)	Convenience implementation that just wraps this collection into a FilteringFeatureCollection.

Methods inherited from class BaseFeatureCollection

accepts, contains, containsAll, getBounds, getID, getSchema, isEmpty, size, toArray, toArray

Methods inherited from class Object

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

Methods inherited from interface FeatureCollection

accepts, contains, containsAll, getBounds, getID, getSchema, isEmpty, size, toArray, toArray

Constructor Details

BaseSimpleFeatureCollection

protected BaseSimpleFeatureCollection(SimpleFeatureType schema)

Method Details

features

public abstract SimpleFeatureIterator features()

Subclasses required to implement this method to traverse FeatureCollection contents.

Note that FeatureIterator.close() is available to clean up after any resource use required during traversal.

Specified by:

features in interface FeatureCollection<SimpleFeatureType,SimpleFeature>

Specified by:

features in interface SimpleFeatureCollection

Specified by:

features in class BaseFeatureCollection<SimpleFeatureType,SimpleFeature>

Returns:

A FeatureIterator.

subCollection

public SimpleFeatureCollection subCollection(Filter filter)

Description copied from class: BaseFeatureCollection

Convenience implementation that just wraps this collection into a FilteringFeatureCollection. Subclasses might want to override this in case the filter can be cascaded to their data sources.

Specified by:

subCollection in interface FeatureCollection<SimpleFeatureType,SimpleFeature>

Specified by:

subCollection in interface SimpleFeatureCollection

Overrides:

subCollection in class BaseFeatureCollection<SimpleFeatureType,SimpleFeature>

Returns:

SimpleFeatureCollection identified as subset.

See Also:

• FeatureList

sort

public SimpleFeatureCollection sort(SortBy order)

Description copied from class: BaseFeatureCollection

Obtained sorted contents, only implemented for SimpleFeature at present.

This method only supports SimpleFeature at present, consider use of FeatureSource.features( Query ).

Specified by:

sort in interface FeatureCollection<SimpleFeatureType,SimpleFeature>

Specified by:

sort in interface SimpleFeatureCollection

Overrides:

sort in class BaseFeatureCollection<SimpleFeatureType,SimpleFeature>

Parameters:

order - Sort order

Returns:

FeatureCollection sorted in the indicated order