org.osmdroid.tileprovider.modules

Class TileDownloader

java.lang.Object

org.osmdroid.tileprovider.modules.TileDownloader

public class TileDownloader
extends Object

Since:

6.0.2

Constructor Summary

Constructors

Constructor and Description
TileDownloader()

Method Summary

Modifier and Type	Method and Description
long	computeExpirationTime(String pHttpExpiresHeader, String pHttpCacheControlHeader, long pNow)
Drawable	downloadTile(long pMapTileIndex, IFilesystemCache pFilesystemCache, OnlineTileSourceBase pTileSource)
Drawable	downloadTile(long pMapTileIndex, int redirectCount, String targetUrl, IFilesystemCache pFilesystemCache, OnlineTileSourceBase pTileSource) downloads a tile and follows http redirects Code used to be in MapTileDownloader.TileLoader.downloadTile
Long	getHttpCacheControlDuration(String pHttpCacheControlHeader)
Long	getHttpExpiresTime(String pHttpExpiresHeader)

Methods inherited from class java.lang.Object

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

Constructor Detail

TileDownloader

public TileDownloader()

Method Detail

downloadTile

public Drawable downloadTile(long pMapTileIndex,
                             IFilesystemCache pFilesystemCache,
                             OnlineTileSourceBase pTileSource)
                      throws CantContinueException

Throws:

CantContinueException

downloadTile

public Drawable downloadTile(long pMapTileIndex,
                             int redirectCount,
                             String targetUrl,
                             IFilesystemCache pFilesystemCache,
                             OnlineTileSourceBase pTileSource)
                      throws CantContinueException

downloads a tile and follows http redirects Code used to be in MapTileDownloader.TileLoader.downloadTile

Throws:

CantContinueException

getHttpExpiresTime

public Long getHttpExpiresTime(String pHttpExpiresHeader)

Returns:

the Epoch timestamp corresponding to the http header (in milliseconds), or null

Since:

6.0.3

getHttpCacheControlDuration

public Long getHttpCacheControlDuration(String pHttpCacheControlHeader)

Returns:

the max-age corresponding to the http header (in seconds), or null

Since:

6.0.3

computeExpirationTime

public long computeExpirationTime(String pHttpExpiresHeader,
                                  String pHttpCacheControlHeader,
                                  long pNow)

Returns:

the expiration time (as Epoch timestamp in milliseconds)

Since:

6.0.3