org.mapsforge.map.writer

Class RAMTileBasedDataProcessor

java.lang.Object

org.mapsforge.map.writer.RAMTileBasedDataProcessor

All Implemented Interfaces:

NodeResolver, TileBasedDataProcessor, WayResolver

public final class RAMTileBasedDataProcessor
extends Object

A TileBasedDataStore that uses the RAM as storage device for temporary data structures.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	bboxEnlargement
protected BoundingBox	boundingbox
protected float[]	countWays
protected float[]	countWayTileFactor
protected gnu.trove.map.hash.TShortIntHashMap	histogramPoiTags
protected gnu.trove.map.hash.TShortIntHashMap	histogramWayTags
protected gnu.trove.set.TLongSet	innerWaysWithoutAdditionalTags
protected static Logger	LOGGER
protected long	maxWayID
protected gnu.trove.map.hash.TLongObjectHashMap<gnu.trove.list.array.TLongArrayList>	outerToInnerMapping
protected String	preferredLanguage
protected boolean	skipInvalidRelations
protected TileGridLayout[]	tileGridLayouts
protected Map<TileCoordinate,gnu.trove.set.hash.TLongHashSet>	tilesToCoastlines
protected ZoomIntervalConfiguration	zoomIntervalConfiguration

Method Summary

Methods

Modifier and Type	Method and Description
void	addNode(org.openstreetmap.osmosis.core.domain.v0_6.Node node) Add a node to the data store.
protected void	addPOI(TDNode poi)
void	addRelation(org.openstreetmap.osmosis.core.domain.v0_6.Relation relation) Add a relation to the data store.
void	addWay(org.openstreetmap.osmosis.core.domain.v0_6.Way way) Add a way to the data store.
protected void	addWayToTiles(TDWay way, int enlargement)
void	complete() Complete the data store, e.g. build indexes or similar.
protected void	countPoiTags(TDNode poi)
protected void	countWayTags(short[] tags)
protected void	countWayTags(TDWay way)
long	cumulatedNumberOfTiles() Retrieve the total amount of tiles cumulated over all base zoom levels that is needed to represent the underlying bounding box of this tile data store.
BoundingBox	getBoundingBox() Get the bounding box that describes this TileBasedDataStore.
Set<TDWay>	getCoastLines(TileCoordinate tc) Retrieve all coastlines that cross the given tile.
List<TDWay>	getInnerWaysOfMultipolygon(long outerWayID) Retrieve the all the inner ways that are associated with an outer way that represents a multipolygon.
TDNode	getNode(long id) Resolves the node entity with the given id.
TileData	getTile(int zoom, int tileX, int tileY) Retrieves all the data that is associated with a tile.
TileGridLayout	getTileGridLayout(int zoomIntervalIndex) Get the layout of a grid on the given zoom interval specification.
protected RAMTileData	getTileImpl(int zoom, int tileX, int tileY)
TDWay	getWay(long id)
ZoomIntervalConfiguration	getZoomIntervalConfiguration() Get the zoom interval configuration of the data store.
protected void	handleAdditionalRelationTags(TDWay virtualWay, TDRelation relation)
protected void	handleVirtualInnerWay(TDWay virtualWay)
protected void	handleVirtualOuterWay(TDWay virtualWay)
static RAMTileBasedDataProcessor	newInstance(MapWriterConfiguration configuration) Creates a new instance of a RAMTileBasedDataProcessor.
void	release() Release all acquired resources, e.g. delete any temporary files.

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

protected static final Logger LOGGER

bboxEnlargement

protected final int bboxEnlargement

boundingbox

protected final BoundingBox boundingbox

countWays

protected float[] countWays

countWayTileFactor

protected float[] countWayTileFactor

histogramPoiTags

protected final gnu.trove.map.hash.TShortIntHashMap histogramPoiTags

histogramWayTags

protected final gnu.trove.map.hash.TShortIntHashMap histogramWayTags

innerWaysWithoutAdditionalTags

protected final gnu.trove.set.TLongSet innerWaysWithoutAdditionalTags

maxWayID

protected long maxWayID

outerToInnerMapping

protected final gnu.trove.map.hash.TLongObjectHashMap<gnu.trove.list.array.TLongArrayList> outerToInnerMapping

preferredLanguage

protected final String preferredLanguage

skipInvalidRelations

protected final boolean skipInvalidRelations

tileGridLayouts

protected TileGridLayout[] tileGridLayouts

tilesToCoastlines

protected final Map<TileCoordinate,gnu.trove.set.hash.TLongHashSet> tilesToCoastlines

zoomIntervalConfiguration

protected final ZoomIntervalConfiguration zoomIntervalConfiguration

Method Detail

newInstance

public static RAMTileBasedDataProcessor newInstance(MapWriterConfiguration configuration)

Creates a new instance of a RAMTileBasedDataProcessor.

Parameters:

configuration - the configuration

Returns:

a new instance of a RAMTileBasedDataProcessor

addNode

public void addNode(org.openstreetmap.osmosis.core.domain.v0_6.Node node)

Description copied from interface: TileBasedDataProcessor

Add a node to the data store. No association with a tile is performed.

Parameters:

node - the node

addRelation

public void addRelation(org.openstreetmap.osmosis.core.domain.v0_6.Relation relation)

Description copied from interface: TileBasedDataProcessor

Add a relation to the data store.

Parameters:

relation - the relation

addWay

public void addWay(org.openstreetmap.osmosis.core.domain.v0_6.Way way)

Description copied from interface: TileBasedDataProcessor

Add a way to the data store.

Parameters:

way - the way

complete

public void complete()

Description copied from interface: TileBasedDataProcessor

Complete the data store, e.g. build indexes or similar.

getBoundingBox

public BoundingBox getBoundingBox()

Description copied from interface: TileBasedDataProcessor

Get the bounding box that describes this TileBasedDataStore.

Specified by:

getBoundingBox in interface TileBasedDataProcessor

Returns:

The bounding box that defines the area that is covered by the data store.

getCoastLines

public Set<TDWay> getCoastLines(TileCoordinate tc)

Description copied from interface: TileBasedDataProcessor

Retrieve all coastlines that cross the given tile.

Parameters:

tc - the coordinate of the tile

Returns:

all coastlines that cross the tile, an empty set if no coastlines cross

getInnerWaysOfMultipolygon

public List<TDWay> getInnerWaysOfMultipolygon(long outerWayID)

Description copied from interface: TileBasedDataProcessor

Retrieve the all the inner ways that are associated with an outer way that represents a multipolygon.

Parameters:

outerWayID - id of the outer way

Returns:

all associated inner ways

getNode

public TDNode getNode(long id)

Description copied from interface: NodeResolver

Resolves the node entity with the given id.

Parameters:

id - the id of the node entity

Returns:

a node entity if existent, null otherwise

getTile

public TileData getTile(int zoom,
               int tileX,
               int tileY)

Description copied from interface: TileBasedDataProcessor

Retrieves all the data that is associated with a tile.

Parameters:

zoom - index of the base zoom, as defined in a ZoomIntervalConfiguration

tileX - x coordinate of the tile

tileY - y coordinate of the tile

Returns:

tile, or null if the tile is outside the bounding box of this tile data store

getWay

public TDWay getWay(long id)

Parameters:

id - the id of the way

Returns:

a resolved way

getZoomIntervalConfiguration

public ZoomIntervalConfiguration getZoomIntervalConfiguration()

Description copied from interface: TileBasedDataProcessor

Get the zoom interval configuration of the data store.

Specified by:

getZoomIntervalConfiguration in interface TileBasedDataProcessor

Returns:

the underlying zoom interval configuration

release

public void release()

Description copied from interface: TileBasedDataProcessor

Release all acquired resources, e.g. delete any temporary files.

getTileImpl

protected RAMTileData getTileImpl(int zoom,
                      int tileX,
                      int tileY)

handleAdditionalRelationTags

protected void handleAdditionalRelationTags(TDWay virtualWay,
                                TDRelation relation)

handleVirtualInnerWay

protected void handleVirtualInnerWay(TDWay virtualWay)

handleVirtualOuterWay

protected void handleVirtualOuterWay(TDWay virtualWay)

cumulatedNumberOfTiles

public long cumulatedNumberOfTiles()

Description copied from interface: TileBasedDataProcessor

Retrieve the total amount of tiles cumulated over all base zoom levels that is needed to represent the underlying bounding box of this tile data store.

Specified by:

cumulatedNumberOfTiles in interface TileBasedDataProcessor

Returns:

total amount of tiles

getTileGridLayout

public TileGridLayout getTileGridLayout(int zoomIntervalIndex)

Description copied from interface: TileBasedDataProcessor

Get the layout of a grid on the given zoom interval specification.

Specified by:

getTileGridLayout in interface TileBasedDataProcessor

Parameters:

zoomIntervalIndex - the index of the zoom interval

Returns:

the layout of the grid for the given zoom interval

addPOI

protected void addPOI(TDNode poi)

addWayToTiles

protected void addWayToTiles(TDWay way,
                 int enlargement)

countPoiTags

protected void countPoiTags(TDNode poi)

countWayTags

protected void countWayTags(short[] tags)

countWayTags

protected void countWayTags(TDWay way)