org.geotools.index.quadtree.fs
Class FileSystemNode

java.lang.Object
  org.geotools.index.quadtree.Node
      org.geotools.index.quadtree.fs.FileSystemNode

public class FileSystemNode

extends Node

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Author:

Tommaso Nolli

Field Summary

Fields inherited from class org.geotools.index.quadtree.Node

subNodes

Constructor Summary

FileSystemNode(com.vividsolutions.jts.geom.Envelope bounds, java.nio.channels.FileChannel channel, java.nio.ByteOrder order, int startByte, int subNodesLength)
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Method Summary

int	getNumSubNodes() DOCUMENT ME!
Node	getSubNode(int pos) Gets the Node at the requested position
int	getSubNodesLength() DOCUMENT ME!
int	getSubNodeStartByte() DOCUMENT ME!
static FileSystemNode	readNode(java.nio.channels.FileChannel channel, java.nio.ByteOrder order) DOCUMENT ME!
void	setNumSubNodes(int numSubNodes) DOCUMENT ME!

Methods inherited from class org.geotools.index.quadtree.Node

addShapeId, addSubNode, clearSubNodes, getBounds, getNumShapeIds, getShapeId, getShapesId, removeSubNode, setBounds, setShapesId

Methods inherited from class java.lang.Object

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

Constructor Detail

FileSystemNode

public FileSystemNode(com.vividsolutions.jts.geom.Envelope bounds,
                      java.nio.channels.FileChannel channel,
                      java.nio.ByteOrder order,
                      int startByte,
                      int subNodesLength)

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Parameters:

bounds -

channel - DOCUMENT ME!

order - DOCUMENT ME!

startByte - DOCUMENT ME!

subNodesLength - DOCUMENT ME!

Method Detail

getNumSubNodes

public int getNumSubNodes()

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Overrides:

getNumSubNodes in class Node

Returns:

Returns the numSubNodes.

setNumSubNodes

public void setNumSubNodes(int numSubNodes)

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Parameters:

numSubNodes - The numSubNodes to set.

getSubNodeStartByte

public int getSubNodeStartByte()

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Returns:

Returns the subNodeStartByte.

getSubNodesLength

public int getSubNodesLength()

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Returns:

Returns the subNodesLength.

getSubNode

public Node getSubNode(int pos)
                throws StoreException

Description copied from class: Node

Gets the Node at the requested position

Overrides:

getSubNode in class Node

Parameters:

pos - The position

Returns:

A Node

Throws:

StoreException - DOCUMENT ME!

See Also:

Node.getSubNode(int)

readNode

public static FileSystemNode readNode(java.nio.channels.FileChannel channel,
                                      java.nio.ByteOrder order)
                               throws java.io.IOException

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Parameters:

channel -

order - DOCUMENT ME!

Returns:

Throws:

java.io.IOException