Package net.minecraft.data

Class HashCache

java.lang.Object

net.minecraft.data.HashCache

public class HashCache
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static class	HashCache.CacheUpdater
(package private) static final record	HashCache.ProviderCache
(package private) static final record	HashCache.ProviderCacheBuilder
static interface	HashCache.UpdateFunction
static final record	HashCache.UpdateResult

Field Summary

Fields

Modifier and Type	Field	Description
private final Path	cacheDir
(package private) final Set<Path>	cachePaths
private final Map<String,HashCache.ProviderCache>	caches
private final Set<String>	cachesToWrite
private static final String	HEADER_MARKER
private final int	initialCount
(package private) static final org.slf4j.Logger	LOGGER
private final Map<String,HashCache.ProviderCache>	originalCaches
private final Path	rootDir
private final String	versionId
private int	writes

Constructor Summary

Constructors

Constructor	Description
HashCache(Path pRootDir, Collection<String> pProviders, WorldVersion pVersion)

Method Summary

Modifier and Type	Method	Description
void	applyUpdate(HashCache.UpdateResult pUpdateResult)
CompletableFuture<HashCache.UpdateResult>	generateUpdate(String pProvider, HashCache.UpdateFunction pUpdateFunction)
private Path	getProviderCachePath(String pProvider)
void	purgeStaleAndWrite()
private static HashCache.ProviderCache	readCache(Path pRootDir, Path pCachePath)
boolean	shouldRunInThisVersion(String pProvider)

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

static final org.slf4j.Logger LOGGER

HEADER_MARKER

private static final String HEADER_MARKER

See Also:

• Constant Field Values

rootDir

private final Path rootDir

cacheDir

private final Path cacheDir

versionId

private final String versionId

caches

private final Map<String,HashCache.ProviderCache> caches

originalCaches

private final Map<String,HashCache.ProviderCache> originalCaches

cachesToWrite

private final Set<String> cachesToWrite

cachePaths

final Set<Path> cachePaths

initialCount

private final int initialCount

writes

private int writes

Constructor Details

HashCache

public HashCache(Path pRootDir,
 Collection<String> pProviders,
 WorldVersion pVersion)
          throws IOException

Throws:

IOException

Method Details

getProviderCachePath

private Path getProviderCachePath(String pProvider)

readCache

private static HashCache.ProviderCache readCache(Path pRootDir,
 Path pCachePath)

shouldRunInThisVersion

public boolean shouldRunInThisVersion(String pProvider)

generateUpdate

public CompletableFuture<HashCache.UpdateResult> generateUpdate(String pProvider,
 HashCache.UpdateFunction pUpdateFunction)

applyUpdate

public void applyUpdate(HashCache.UpdateResult pUpdateResult)

purgeStaleAndWrite

public void purgeStaleAndWrite()
                        throws IOException

Throws:

IOException