org.osmdroid.tileprovider.modules

Class MapTileSqlCacheProvider

java.lang.Object

org.osmdroid.tileprovider.modules.MapTileModuleProviderBase

org.osmdroid.tileprovider.modules.MapTileFileStorageProviderBase

org.osmdroid.tileprovider.modules.MapTileSqlCacheProvider

public class MapTileSqlCacheProvider
extends MapTileFileStorageProviderBase

Sqlite based tile cache mechansism

Since:

5.1

See Also:

Created by alex on 1/16/16.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	MapTileSqlCacheProvider.TileLoader

Field Summary

Fields inherited from class org.osmdroid.tileprovider.modules.MapTileModuleProviderBase

mPending, mQueueLockObject, mWorking

Constructor Summary

Constructors

Constructor and Description
MapTileSqlCacheProvider(IRegisterReceiver pRegisterReceiver, ITileSource pTileSource) The tiles may be found on several media.
MapTileSqlCacheProvider(IRegisterReceiver pRegisterReceiver, ITileSource pTileSource, long pMaximumCachedFileAge) Deprecated.

Method Summary

Modifier and Type	Method and Description
void	detach() Detach, we're shutting down - Stops all workers.
int	getMaximumZoomLevel() Gets the maximum zoom level this tile provider can provide
int	getMinimumZoomLevel() Gets the minimum zoom level this tile provider can provide
protected String	getName() Gets the human-friendly name assigned to this tile provider.
protected String	getThreadGroupName() Gets the name assigned to the thread for this provider.
MapTileSqlCacheProvider.TileLoader	getTileLoader() It is expected that the implementation will construct an internal member which internally implements a MapTileModuleProviderBase.TileLoader.
boolean	getUsesDataConnection() Returns true if implementation uses a data connection, false otherwise.
boolean	hasTile(long pMapTileIndex) returns true if the given tile for the current map source exists in the cache db
protected void	onMediaMounted()
protected void	onMediaUnmounted()
void	setTileSource(ITileSource pTileSource) Sets the tile source for this tile provider.

Methods inherited from class org.osmdroid.tileprovider.modules.MapTileModuleProviderBase

loadMapTileAsync, removeTileFromQueues

Methods inherited from class java.lang.Object

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

Constructor Detail

MapTileSqlCacheProvider

@Deprecated
public MapTileSqlCacheProvider(IRegisterReceiver pRegisterReceiver,
                                            ITileSource pTileSource,
                                            long pMaximumCachedFileAge)

Deprecated.

MapTileSqlCacheProvider

public MapTileSqlCacheProvider(IRegisterReceiver pRegisterReceiver,
                               ITileSource pTileSource)

The tiles may be found on several media. This one works with tiles stored on database. It and its friends are typically created and controlled by MapTileProviderBase.

Method Detail

getUsesDataConnection

public boolean getUsesDataConnection()

Description copied from class: MapTileModuleProviderBase

Returns true if implementation uses a data connection, false otherwise. This value is used to determine if this provider should be skipped if there is no data connection.

Specified by:

getUsesDataConnection in class MapTileModuleProviderBase

Returns:

true if implementation uses a data connection, false otherwise

getName

protected String getName()

Description copied from class: MapTileModuleProviderBase

Gets the human-friendly name assigned to this tile provider.

Specified by:

getName in class MapTileModuleProviderBase

Returns:

the thread name

getThreadGroupName

protected String getThreadGroupName()

Description copied from class: MapTileModuleProviderBase

Gets the name assigned to the thread for this provider.

Specified by:

getThreadGroupName in class MapTileModuleProviderBase

Returns:

the thread name

getTileLoader

public MapTileSqlCacheProvider.TileLoader getTileLoader()

Description copied from class: MapTileModuleProviderBase

It is expected that the implementation will construct an internal member which internally implements a MapTileModuleProviderBase.TileLoader. This method is expected to return a that internal member to methods of the parent methods.

Specified by:

getTileLoader in class MapTileModuleProviderBase

Returns:

the internal member of this tile provider.

getMinimumZoomLevel

public int getMinimumZoomLevel()

Description copied from class: MapTileModuleProviderBase

Gets the minimum zoom level this tile provider can provide

Specified by:

getMinimumZoomLevel in class MapTileModuleProviderBase

Returns:

the minimum zoom level

getMaximumZoomLevel

public int getMaximumZoomLevel()

Description copied from class: MapTileModuleProviderBase

Gets the maximum zoom level this tile provider can provide

Specified by:

getMaximumZoomLevel in class MapTileModuleProviderBase

Returns:

the maximum zoom level

onMediaMounted

protected void onMediaMounted()

Overrides:

onMediaMounted in class MapTileFileStorageProviderBase

onMediaUnmounted

protected void onMediaUnmounted()

Overrides:

onMediaUnmounted in class MapTileFileStorageProviderBase

setTileSource

public void setTileSource(ITileSource pTileSource)

Description copied from class: MapTileModuleProviderBase

Sets the tile source for this tile provider.

Specified by:

setTileSource in class MapTileModuleProviderBase

Parameters:

pTileSource - the tile source

detach

public void detach()

Description copied from class: MapTileModuleProviderBase

Detach, we're shutting down - Stops all workers.

Overrides:

detach in class MapTileFileStorageProviderBase

hasTile

public boolean hasTile(long pMapTileIndex)

returns true if the given tile for the current map source exists in the cache db