org.geotools.data.jdbc
Class JDBCFeatureCollection

java.lang.Object
  org.geotools.data.store.DataFeatureCollection
      org.geotools.data.DefaultFeatureResults
          org.geotools.data.jdbc.JDBCFeatureCollection

All Implemented Interfaces:

java.util.Collection, Feature, FeatureCollection, FeatureResults, ResourceCollection

Direct Known Subclasses:

PostgisFeatureCollection

public class JDBCFeatureCollection

extends DefaultFeatureResults

Nested Class Summary

Nested classes inherited from class org.geotools.feature.Feature

Feature.NULL

Field Summary

protected JDBCFeatureSource	featureSource The logger for the filter module.
boolean	isOptimized

Fields inherited from class org.geotools.data.DefaultFeatureResults

query

Constructor Summary

JDBCFeatureCollection(JDBCFeatureSource source, Query query)

Method Summary

void	accepts(FeatureVisitor visitor, ProgressListener progress) Accepts FeatureVisitors.
int	getCount() Performs optimized count if possible.
FeatureReader	reader() JDBCDataStore has a more direct query method

Methods inherited from class org.geotools.data.DefaultFeatureResults

collection, getBounds, getSchema, getTransaction

Methods inherited from class org.geotools.data.store.DataFeatureCollection

add, addAll, addListener, clear, close, close, closeIterator, contains, containsAll, features, fireChange, fireChange, fireChange, getAttribute, getAttribute, getAttributes, getDefaultGeometry, getFeatureType, getID, getNumberOfAttributes, getParent, isEmpty, iterator, openIteartor, purge, remove, removeAll, removeListener, retainAll, setAttribute, setAttribute, setDefaultGeometry, setParent, size, sort, sort, subCollection, toArray, toArray, writer

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

equals, hashCode

Field Detail

featureSource

protected JDBCFeatureSource featureSource

The logger for the filter module.

isOptimized

public boolean isOptimized

Constructor Detail

JDBCFeatureCollection

public JDBCFeatureCollection(JDBCFeatureSource source,
                             Query query)

Method Detail

reader

public FeatureReader reader()
                     throws java.io.IOException

JDBCDataStore has a more direct query method

Specified by:

reader in interface FeatureResults

Overrides:

reader in class DefaultFeatureResults

Returns:

DOCUMENT ME!

Throws:

java.io.IOException - DOCUMENT ME!

getCount

public int getCount()
             throws java.io.IOException

Performs optimized count if possible.

Specified by:

getCount in interface FeatureResults

Overrides:

getCount in class DefaultFeatureResults

Returns:

Throws:

java.io.IOException

See Also:

DefaultFeatureResults.getCount()

accepts

public void accepts(FeatureVisitor visitor,
                    ProgressListener progress)
             throws java.io.IOException

Accepts FeatureVisitors.

Note for some FeatureCalc visitors an optimized code path will be used.

Specified by:

accepts in interface FeatureCollection

Overrides:

accepts in class DataFeatureCollection

Parameters:

visitor - DOCUMENT ME!

Throws:

java.io.IOException - DOCUMENT ME!