org.gvsig.fmap.dal.index.spatial.jsi
Class JSIPersistentRTree

java.lang.Object
  org.gvsig.fmap.dal.feature.spi.index.AbstractFeatureIndexProvider
      org.gvsig.fmap.dal.index.spatial.jsi.JSIRTree
          org.gvsig.fmap.dal.index.spatial.jsi.JSIPersistentRTree

All Implemented Interfaces:

org.gvsig.fmap.dal.feature.spi.index.FeatureIndexProvider

public class JSIPersistentRTree
extends JSIRTree

Persistent spatial index which can resolve nearest neighbour queries.
To use: PersistentRTreeJsi sptidx = new PersistentRtreeJsi("/home/kk"); if(sptidx.exists()) sptidx.load(); sptidx.add(rect, int); ... sptidx.add(rect2,int2); sptidx.flush();

Author:

azabala

Nested Class Summary

Nested classes/interfaces inherited from class org.gvsig.fmap.dal.feature.spi.index.AbstractFeatureIndexProvider

org.gvsig.fmap.dal.feature.spi.index.AbstractFeatureIndexProvider.LongList

Field Summary

static String

NAME

Fields inherited from class org.gvsig.fmap.dal.index.spatial.jsi.JSIRTree

rtree

Constructor Summary

JSIPersistentRTree()

Method Summary

void	delete(Object value, org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices fref)
void	flush(File f)
void	initialize()
void	insert(Object value, org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices fref)

Methods inherited from class org.gvsig.fmap.dal.index.spatial.jsi.JSIRTree

clear, findNNearest, getEnvelope, isMatchSupported, isNearestSupported, isNearestToleranceSupported, isRangeSupported, iterator, match, nearest, nearest, range, size, toJsiRect

Methods inherited from class org.gvsig.fmap.dal.feature.spi.index.AbstractFeatureIndexProvider

allowNulls, getFeatureIndexProviderServices, setFeatureIndexProviderServices

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gvsig.fmap.dal.feature.spi.index.FeatureIndexProvider

allowNulls, setFeatureIndexProviderServices

Field Detail

NAME

public static final String NAME

Constructor Detail

JSIPersistentRTree

public JSIPersistentRTree()

Method Detail

initialize

public void initialize()
                throws org.gvsig.fmap.dal.exception.InitializeException

Specified by:

initialize in interface org.gvsig.fmap.dal.feature.spi.index.FeatureIndexProvider

Overrides:

initialize in class JSIRTree

Throws:

org.gvsig.fmap.dal.exception.InitializeException

flush

public void flush(File f)
           throws org.gvsig.fmap.dal.feature.exception.FeatureIndexException

Throws:

org.gvsig.fmap.dal.feature.exception.FeatureIndexException

insert

public void insert(Object value,
                   org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices fref)

Specified by:

insert in interface org.gvsig.fmap.dal.feature.spi.index.FeatureIndexProvider

Overrides:

insert in class JSIRTree

delete

public void delete(Object value,
                   org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices fref)

Specified by:

delete in interface org.gvsig.fmap.dal.feature.spi.index.FeatureIndexProvider

Overrides:

delete in class JSIRTree