org.apache.jackrabbit.oak.plugins.segment

Class FileStoreHelper

java.lang.Object

org.apache.jackrabbit.oak.plugins.segment.FileStoreHelper

public final class FileStoreHelper
extends Object

Field Summary

Fields

Modifier and Type	Field and Description
static String	newline
static int	TAR_SEGMENT_CACHE_SIZE
static boolean	TAR_STORAGE_MEMORY_MAPPED

Method Summary

Methods

Modifier and Type	Method and Description
static File	checkFileStoreVersionOrFail(String path, boolean force)
static void	getGcRoots(org.apache.jackrabbit.oak.plugins.segment.file.FileStore store, UUID uuidIn, Map<UUID,Set<Map.Entry<UUID,String>>> links)
static org.apache.jackrabbit.oak.plugins.segment.SegmentVersion	getSegmentVersion(org.apache.jackrabbit.oak.plugins.segment.file.FileStore fileStore) Helper method to determine the segment version of the segment containing the current root node state.
static List<String>	getTarFiles(org.apache.jackrabbit.oak.plugins.segment.file.FileStore store)
static boolean	isValidFileStore(File store) Checks if the provided directory is a valid FileStore
static File	isValidFileStoreOrFail(File store)
static org.apache.jackrabbit.oak.spi.blob.BlobStore	newBasicReadOnlyBlobStore()
static org.apache.jackrabbit.oak.plugins.segment.file.FileStore	openFileStore(String directory)
static org.apache.jackrabbit.oak.plugins.segment.file.FileStore	openFileStore(String directory, boolean force)
static org.apache.jackrabbit.oak.plugins.segment.file.FileStore	openFileStore(String directory, boolean force, org.apache.jackrabbit.oak.spi.blob.BlobStore blobStore)
static org.apache.jackrabbit.oak.plugins.segment.file.FileStore	openFileStore(String directory, boolean force, Boolean mmap)
static org.apache.jackrabbit.oak.plugins.segment.file.FileStore.ReadOnlyStore	openReadOnlyFileStore(File directory)
static org.apache.jackrabbit.oak.plugins.segment.file.FileStore.ReadOnlyStore	openReadOnlyFileStore(File directory, org.apache.jackrabbit.oak.spi.blob.BlobStore blobStore)
static org.apache.jackrabbit.oak.plugins.segment.file.FileStore.ReadOnlyStore	openReadOnlyFileStore(File directory, boolean memoryMapped)
static void	printGcRoots(StringBuilder sb, Map<UUID,Set<Map.Entry<UUID,String>>> links, UUID uuid, String space, String inc)
static List<String>	readRevisions(File store)

Methods inherited from class java.lang.Object

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

Field Detail

newline

public static final String newline

See Also:

Constant Field Values

TAR_STORAGE_MEMORY_MAPPED

public static final boolean TAR_STORAGE_MEMORY_MAPPED

TAR_SEGMENT_CACHE_SIZE

public static final int TAR_SEGMENT_CACHE_SIZE

Method Detail

getSegmentVersion

public static org.apache.jackrabbit.oak.plugins.segment.SegmentVersion getSegmentVersion(org.apache.jackrabbit.oak.plugins.segment.file.FileStore fileStore)

Helper method to determine the segment version of the segment containing the current root node state.

Parameters:

fileStore -

Returns:

getTarFiles

public static List<String> getTarFiles(org.apache.jackrabbit.oak.plugins.segment.file.FileStore store)

getGcRoots

public static void getGcRoots(org.apache.jackrabbit.oak.plugins.segment.file.FileStore store,
              UUID uuidIn,
              Map<UUID,Set<Map.Entry<UUID,String>>> links)
                       throws IOException

Throws:

IOException

printGcRoots

public static void printGcRoots(StringBuilder sb,
                Map<UUID,Set<Map.Entry<UUID,String>>> links,
                UUID uuid,
                String space,
                String inc)

readRevisions

public static List<String> readRevisions(File store)

isValidFileStoreOrFail

public static File isValidFileStoreOrFail(File store)

isValidFileStore

public static boolean isValidFileStore(File store)

Checks if the provided directory is a valid FileStore

Returns:

true if the provided directory is a valid FileStore

checkFileStoreVersionOrFail

public static File checkFileStoreVersionOrFail(String path,
                               boolean force)
                                        throws IOException,
                                               org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

openFileStore

public static org.apache.jackrabbit.oak.plugins.segment.file.FileStore openFileStore(String directory)
                                                                              throws IOException,
                                                                                     org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

openFileStore

public static org.apache.jackrabbit.oak.plugins.segment.file.FileStore openFileStore(String directory,
                                                                     boolean force)
                                                                              throws IOException,
                                                                                     org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

openFileStore

public static org.apache.jackrabbit.oak.plugins.segment.file.FileStore openFileStore(String directory,
                                                                     boolean force,
                                                                     @Nullable
                                                                     Boolean mmap)
                                                                              throws IOException,
                                                                                     org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

openFileStore

public static org.apache.jackrabbit.oak.plugins.segment.file.FileStore openFileStore(String directory,
                                                                     boolean force,
                                                                     org.apache.jackrabbit.oak.spi.blob.BlobStore blobStore)
                                                                              throws IOException,
                                                                                     org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

openReadOnlyFileStore

public static org.apache.jackrabbit.oak.plugins.segment.file.FileStore.ReadOnlyStore openReadOnlyFileStore(File directory)
                                                                                                    throws IOException,
                                                                                                           org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

openReadOnlyFileStore

public static org.apache.jackrabbit.oak.plugins.segment.file.FileStore.ReadOnlyStore openReadOnlyFileStore(File directory,
                                                                                           boolean memoryMapped)
                                                                                                    throws IOException,
                                                                                                           org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

openReadOnlyFileStore

public static org.apache.jackrabbit.oak.plugins.segment.file.FileStore.ReadOnlyStore openReadOnlyFileStore(File directory,
                                                                                           org.apache.jackrabbit.oak.spi.blob.BlobStore blobStore)
                                                                                                    throws IOException,
                                                                                                           org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

Throws:

IOException

org.apache.jackrabbit.oak.plugins.segment.file.InvalidFileStoreVersionException

newBasicReadOnlyBlobStore

public static org.apache.jackrabbit.oak.spi.blob.BlobStore newBasicReadOnlyBlobStore()