org.gvsig.raster.cache.tile

Interface TileCacheManager

All Known Implementing Classes:

DefaultTileCacheManager

public interface TileCacheManager

This class is responsible of the management of the library's business logic. It is the library's main entry point, and provides all the services to manage TileCacheServices.

Method Summary

Methods

Modifier and Type	Method and Description
CacheStruct	createCacheStructure(int typeOfCoords, int levels, Rectangle2D layerExtent, double pixelSize, int tilePxWidth, int tilePxHeight, String layerName, String strategy, String baseDir, String fileSuffix, String epsg, long fileSize) Builds a standard cache structure for local files
CacheStruct	createCacheStructure(int typeOfCoords, int levels, Rectangle2D layerExtent, double pixelSize, int tilePxWidth, int tilePxHeight, String uri, String layerName, String strategy, String baseDir, String fileSuffix, String epsg, long fileSize) Builds a standard cache structure
ThreadPool	createThreadPool(boolean priorityActive) Builds a new thread pool.
ThreadPool	createThreadPool(boolean priorityActive, int nThreads) Builds a new thread pool selecting the number of threads
Tile	createTile(int level, int col, int row) Creates a new tile structure
Tile	createTile(int wPx, int hPx, int row, int col, Point2D ul, Point2D lr) Creates a new tile structure
TileCache	getTileCache(String baseDir) Builds a new entry point for a tile cache.
int	getTileTimeOut() Gets the time out in milliseconds
void	setTileTimeOut(int ms) Sets the time out in milliseconds

Method Detail

getTileCache

TileCache getTileCache(String baseDir)

Builds a new entry point for a tile cache. The parameter is an identifier for a tile cache structured implemented inside of this library

Parameters:

baseDir -

Returns:

createTile

Tile createTile(int level,
              int col,
              int row)

Creates a new tile structure

Parameters:

level -

col - Tile column

row - Tile row

Returns:

createTile

Tile createTile(int wPx,
              int hPx,
              int row,
              int col,
              Point2D ul,
              Point2D lr)

Creates a new tile structure

Parameters:

wPx - Width in pixels

hPx - Height in pixels

row - Tile row

col - Tile column

ul - Upper left coordinate

lr - Lower roght coordinate

Returns:

createCacheStructure

CacheStruct createCacheStructure(int typeOfCoords,
                               int levels,
                               Rectangle2D layerExtent,
                               double pixelSize,
                               int tilePxWidth,
                               int tilePxHeight,
                               String uri,
                               String layerName,
                               String strategy,
                               String baseDir,
                               String fileSuffix,
                               String epsg,
                               long fileSize)

Builds a standard cache structure

Parameters:

typeOfCoords - Constant defined in CacheStruct interface

levels - Number of levels

layerExtent - Bounding box of the layer

pixelSize - Pixel size of the layer

tilePxWidth - Width in pixels of a tile

tilePxHeight - Height in pixels of a tile

uri - server URL

layerName - Layer name or identifier

strategy - Strategy to store tiles in disk

baseDir - path to this layer

fileSuffix - File suffix

epsg -

Returns:

createCacheStructure

CacheStruct createCacheStructure(int typeOfCoords,
                               int levels,
                               Rectangle2D layerExtent,
                               double pixelSize,
                               int tilePxWidth,
                               int tilePxHeight,
                               String layerName,
                               String strategy,
                               String baseDir,
                               String fileSuffix,
                               String epsg,
                               long fileSize)

Builds a standard cache structure for local files

Parameters:

typeOfCoords - Constant defined in CacheStruct interface

levels - Number of levels

layerExtent - Bounding box of the layer

pixelSize - Pixel size of the layer

tilePxWidth - Width in pixels of a tile

tilePxHeight - Height in pixels of a tile

layerName - Layer name or identifier

strategy - Strategy to store tiles in disk

baseDir - path to this layer

fileSuffix - File suffix

epsg -

Returns:

createThreadPool

ThreadPool createThreadPool(boolean priorityActive)

Builds a new thread pool. This pool will use five threads by default

Returns:

createThreadPool

ThreadPool createThreadPool(boolean priorityActive,
                          int nThreads)

Builds a new thread pool selecting the number of threads

Returns:

setTileTimeOut

void setTileTimeOut(int ms)

Sets the time out in milliseconds

Parameters:

ms -

getTileTimeOut

int getTileTimeOut()

Gets the time out in milliseconds

Returns: