org.geotools.data.simple

Interface SimpleFeatureSource

All Superinterfaces:

FeatureSource<SimpleFeatureType,SimpleFeature>

All Known Subinterfaces:

SimpleFeatureLocking, SimpleFeatureStore, XmlFeatureSource

All Known Implementing Classes:

ArcSdeFeatureSource, ArcSdeFeatureStore, CachingFeatureSource, CollectionFeatureSource, ContentFeatureSource, ContentFeatureStore, DefaultView, DirectoryFeatureLocking, DirectoryFeatureSource, DirectoryFeatureStore, JDBCFeatureSource, JDBCFeatureStore, JoiningJDBCFeatureSource, MemoryFeatureSource, MemoryFeatureStore, MongoFeatureSource, MongoFeatureStore, OracleTransformFeatureStore, PostgisTransformFeatureStore, PreGeneralizedFeatureSource, PropertyFeatureSource, PropertyFeatureStore, SpatialIndexFeatureSource, TransformFeatureSource, TransformFeatureStore, WFSStoredQueryFeatureSource

public interface SimpleFeatureSource
extends FeatureSource<SimpleFeatureType,SimpleFeature>

FeatureSource explicitly working with SimpleFeatureCollection.

Method Summary

Modifier and Type	Method and Description
SimpleFeatureCollection	getFeatures() Retrieves all features in the form of a FeatureCollection.
SimpleFeatureCollection	getFeatures(Filter filter) Retrieves features, in the form of a FeatureCollection, based on an OGC Filter.
SimpleFeatureCollection	getFeatures(Query query) Retrieves features, in the form of a FeatureCollection, based on a Query.

Methods inherited from interface FeatureSource

addFeatureListener, getBounds, getBounds, getCount, getDataStore, getInfo, getName, getQueryCapabilities, getSchema, getSupportedHints, removeFeatureListener

Method Detail

getFeatures

SimpleFeatureCollection getFeatures()
                             throws IOException

Description copied from interface: FeatureSource

Retrieves all features in the form of a FeatureCollection.

The following statements are equivalent:

     featureSource.getFeatures();
     featureSource.getFeatures(Filter.INCLUDE);
     featureSource.getFeatures(Query.ALL);
 

Specified by:

getFeatures in interface FeatureSource<SimpleFeatureType,SimpleFeature>

Returns:

features retrieved by the Query

Throws:

IOException - if the underlying data source cannot be accessed.

getFeatures

SimpleFeatureCollection getFeatures(Filter filter)
                             throws IOException

Description copied from interface: FeatureSource

Retrieves features, in the form of a FeatureCollection, based on an OGC Filter.

Specified by:

getFeatures in interface FeatureSource<SimpleFeatureType,SimpleFeature>

Parameters:

filter - the filter to select features; must not be null (use Filter.INCLUDE instead)

Returns:

features retrieved by the Filter

Throws:

IOException - if the underlying data source cannot be accessed.

See Also:

Filter

getFeatures

SimpleFeatureCollection getFeatures(Query query)
                             throws IOException

Description copied from interface: FeatureSource

Retrieves features, in the form of a FeatureCollection, based on a Query.

Specified by:

getFeatures in interface FeatureSource<SimpleFeatureType,SimpleFeature>

Parameters:

query - DataAccess query for requested information, such as typeName, maxFeatures and filter.

Returns:

features retrieved by the Query

Throws:

IOException - if the underlying data source cannot be accessed.

See Also:

Query