com.facebook.buck.util.cache.impl

Class DefaultFileHashCache

java.lang.Object

com.facebook.buck.util.cache.impl.DefaultFileHashCache

All Implemented Interfaces:

ProjectFileHashCache, ProjectFileHashLoader

Direct Known Subclasses:

WatchedFileHashCache

public class DefaultFileHashCache
extends Object
implements ProjectFileHashCache

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DefaultFileHashCache(ProjectFilesystem projectFilesystem, java.util.function.Predicate<Path> ignoredPredicate, FileHashCacheMode fileHashCacheMode)

Method Summary

Modifier and Type	Method and Description
static DefaultFileHashCache	createBuckOutFileHashCache(ProjectFilesystem projectFilesystem, FileHashCacheMode fileHashCacheMode)
static DefaultFileHashCache	createDefaultFileHashCache(ProjectFilesystem projectFilesystem, FileHashCacheMode fileHashCacheMode)
static com.google.common.collect.ImmutableList<? extends ProjectFileHashCache>	createOsRootDirectoriesCaches(ProjectFilesystemFactory projectFilesystemFactory, FileHashCacheMode fileHashCacheMode)
java.util.stream.Stream<Map.Entry<Path,com.google.common.hash.HashCode>>	debugDump()
com.google.common.hash.HashCode	get(Path relativePath)
protected static java.util.function.Predicate<Path>	getDefaultPathPredicate(ProjectFilesystem projectFilesystem) This predicate matches files that might be result of builds or files that are explicitly ignored.
ProjectFilesystem	getFilesystem()
com.google.common.hash.HashCode	getForArchiveMember(Path relativeArchivePath, Path memberPath)
Optional<com.google.common.hash.HashCode>	getIfPresent(Path relativePath)
long	getSize(Path relativePath)
List<AbstractBuckEvent>	getStatsEvents()
void	invalidate(Path relativePath)
void	invalidateAll()
boolean	isIgnored(Path path)
void	set(Path relativePath, com.google.common.hash.HashCode hashCode)
FileHashCache.FileHashCacheVerificationResult	verify()
boolean	willGet(ArchiveMemberPath archiveMemberPath)
boolean	willGet(Path relativePath)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultFileHashCache

protected DefaultFileHashCache(ProjectFilesystem projectFilesystem,
                               java.util.function.Predicate<Path> ignoredPredicate,
                               FileHashCacheMode fileHashCacheMode)

Method Detail

createBuckOutFileHashCache

public static DefaultFileHashCache createBuckOutFileHashCache(ProjectFilesystem projectFilesystem,
                                                              FileHashCacheMode fileHashCacheMode)

createDefaultFileHashCache

public static DefaultFileHashCache createDefaultFileHashCache(ProjectFilesystem projectFilesystem,
                                                              FileHashCacheMode fileHashCacheMode)

getDefaultPathPredicate

protected static java.util.function.Predicate<Path> getDefaultPathPredicate(ProjectFilesystem projectFilesystem)

This predicate matches files that might be result of builds or files that are explicitly ignored.

createOsRootDirectoriesCaches

public static com.google.common.collect.ImmutableList<? extends ProjectFileHashCache> createOsRootDirectoriesCaches(ProjectFilesystemFactory projectFilesystemFactory,
                                                                                                                    FileHashCacheMode fileHashCacheMode)

willGet

public boolean willGet(Path relativePath)

Specified by:

willGet in interface ProjectFileHashCache

isIgnored

public boolean isIgnored(Path path)

Specified by:

isIgnored in interface ProjectFileHashCache

willGet

public boolean willGet(ArchiveMemberPath archiveMemberPath)

Specified by:

willGet in interface ProjectFileHashCache

invalidate

public void invalidate(Path relativePath)

Specified by:

invalidate in interface ProjectFileHashCache

invalidateAll

public void invalidateAll()

Specified by:

invalidateAll in interface ProjectFileHashCache

get

public com.google.common.hash.HashCode get(Path relativePath)
                                    throws IOException

Specified by:

get in interface ProjectFileHashLoader

Returns:

The HashCode of the contents of path.

Throws:

IOException

getSize

public long getSize(Path relativePath)
             throws IOException

Specified by:

getSize in interface ProjectFileHashLoader

Throws:

IOException

getIfPresent

public Optional<com.google.common.hash.HashCode> getIfPresent(Path relativePath)

Specified by:

getIfPresent in interface ProjectFileHashLoader

getForArchiveMember

public com.google.common.hash.HashCode getForArchiveMember(Path relativeArchivePath,
                                                           Path memberPath)
                                                    throws IOException

Specified by:

getForArchiveMember in interface ProjectFileHashLoader

Throws:

IOException

getFilesystem

public ProjectFilesystem getFilesystem()

Specified by:

getFilesystem in interface ProjectFileHashCache

set

public void set(Path relativePath,
                com.google.common.hash.HashCode hashCode)

Specified by:

set in interface ProjectFileHashCache

verify

public FileHashCache.FileHashCacheVerificationResult verify()
                                                     throws IOException

Specified by:

verify in interface ProjectFileHashCache

Throws:

IOException

debugDump

public java.util.stream.Stream<Map.Entry<Path,com.google.common.hash.HashCode>> debugDump()

Specified by:

debugDump in interface ProjectFileHashCache

getStatsEvents

public List<AbstractBuckEvent> getStatsEvents()