Uses of Class
org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory

Packages that use Storage.StorageDirectory

Package	Description
org.apache.hadoop.hdfs.server.common
org.apache.hadoop.hdfs.server.datanode
org.apache.hadoop.hdfs.server.namenode

Uses of Storage.StorageDirectory in org.apache.hadoop.hdfs.server.common

Methods in org.apache.hadoop.hdfs.server.common that return Storage.StorageDirectory

Modifier and Type	Method	Description
Storage.StorageDirectory	Storage.getSingularStorageDir()
Storage.StorageDirectory	Storage.getStorageDir(int idx)

Methods in org.apache.hadoop.hdfs.server.common that return types with arguments of type Storage.StorageDirectory

Modifier and Type	Method	Description
Iterable<Storage.StorageDirectory>	Storage.dirIterable(Storage.StorageDirType dirType)
Iterator<Storage.StorageDirectory>	Storage.dirIterator()	Return default iterator This iterator returns all entries in storageDirs
Iterator<Storage.StorageDirectory>	Storage.dirIterator(boolean includeShared)	Return all entries in storageDirs, potentially excluding shared dirs.
Iterator<Storage.StorageDirectory>	Storage.dirIterator(Storage.StorageDirType dirType)	Return iterator based on Storage Directory Type This iterator selects entries in storageDirs of type dirType and returns them via the Iterator
Iterator<Storage.StorageDirectory>	Storage.dirIterator(Storage.StorageDirType dirType, boolean includeShared)
List<Storage.StorageDirectory>	Storage.getStorageDirs()

Methods in org.apache.hadoop.hdfs.server.common with parameters of type Storage.StorageDirectory

Modifier and Type	Method	Description
protected void	Storage.addStorageDir(Storage.StorageDirectory sd)
protected void	StorageInfo.checkStorageType(Properties props, Storage.StorageDirectory sd)	Validate and set storage type from Properties
protected static String	StorageInfo.getProperty(Properties props, Storage.StorageDirectory sd, String name)
abstract boolean	Storage.isPreUpgradableLayout(Storage.StorageDirectory sd)	Return true if the layout of the given storage directory is from a version of Hadoop prior to the introduction of the "current" and "previous" directories which allow upgrade and rollback.
void	StorageInfo.readPreviousVersionProperties(Storage.StorageDirectory sd)	Read properties from the the previous/VERSION file in the given storage directory.
void	StorageInfo.readProperties(Storage.StorageDirectory sd)	Read properties from the VERSION file in the given storage directory.
protected void	StorageInfo.setClusterId(Properties props, int layoutVersion, Storage.StorageDirectory sd)	Validate and set clusterId from Properties
protected void	StorageInfo.setcTime(Properties props, Storage.StorageDirectory sd)	Validate and set ctime from Properties
protected void	StorageInfo.setFieldsFromProperties(Properties props, Storage.StorageDirectory sd)	Get common storage fields.
protected void	StorageInfo.setLayoutVersion(Properties props, Storage.StorageDirectory sd)	Validate and set layout version from Properties
protected void	StorageInfo.setNamespaceID(Properties props, Storage.StorageDirectory sd)	Validate and set namespaceID version from Properties
protected void	Storage.setPropertiesFromFields(Properties props, Storage.StorageDirectory sd)	Set common storage fields into the given properties object.
void	Storage.writeProperties(File to, Storage.StorageDirectory sd)
void	Storage.writeProperties(Storage.StorageDirectory sd)	Write properties to the VERSION file in the given storage directory.

Uses of Storage.StorageDirectory in org.apache.hadoop.hdfs.server.datanode

Methods in org.apache.hadoop.hdfs.server.datanode that return Storage.StorageDirectory

Modifier and Type	Method	Description
final Storage.StorageDirectory	DataStorage.VolumeBuilder.getStorageDirectory()

Methods in org.apache.hadoop.hdfs.server.datanode with parameters of type Storage.StorageDirectory

Modifier and Type	Method	Description
void	BlockPoolSliceStorage.addStorageDir(Storage.StorageDirectory sd)
static boolean	DataStorage.createStorageID(Storage.StorageDirectory sd, boolean regenerateStorageIds, org.apache.hadoop.conf.Configuration conf)	Create an ID for this storage.
boolean	BlockPoolSliceStorage.isPreUpgradableLayout(Storage.StorageDirectory sd)
boolean	DataStorage.isPreUpgradableLayout(Storage.StorageDirectory sd)
boolean	StorageLocation.matchesStorageDirectory(Storage.StorageDirectory sd)
boolean	StorageLocation.matchesStorageDirectory(Storage.StorageDirectory sd, String bpid)
protected void	BlockPoolSliceStorage.setFieldsFromProperties(Properties props, Storage.StorageDirectory sd)
protected void	DataStorage.setFieldsFromProperties(Properties props, Storage.StorageDirectory sd)
protected void	BlockPoolSliceStorage.setPropertiesFromFields(Properties props, Storage.StorageDirectory sd)	Set layoutVersion, namespaceID and blockpoolID into block pool storage VERSION file
protected void	DataStorage.setPropertiesFromFields(Properties props, Storage.StorageDirectory sd)

Method parameters in org.apache.hadoop.hdfs.server.datanode with type arguments of type Storage.StorageDirectory

Modifier and Type	Method	Description
void	BlockPoolSliceStorage.clearRollingUpgradeMarkers(List<Storage.StorageDirectory> dnStorageDirs)	Check whether the rolling upgrade marker file exists for each BP storage root.
void	BlockPoolSliceStorage.setRollingUpgradeMarkers(List<Storage.StorageDirectory> dnStorageDirs)	Create a rolling upgrade marker file for each BP storage root, if it does not exist already.

Constructors in org.apache.hadoop.hdfs.server.datanode with parameters of type Storage.StorageDirectory

Modifier	Constructor	Description
	VolumeBuilder(DataStorage storage, Storage.StorageDirectory sd)

Uses of Storage.StorageDirectory in org.apache.hadoop.hdfs.server.namenode

Fields in org.apache.hadoop.hdfs.server.namenode with type parameters of type Storage.StorageDirectory

Modifier and Type	Field	Description
protected final List<Storage.StorageDirectory>	NNStorage.removedStorageDirs	List of failed (and thus removed) storages.

Methods in org.apache.hadoop.hdfs.server.namenode that return Storage.StorageDirectory

Modifier and Type	Method	Description
Storage.StorageDirectory	FileJournalManager.getStorageDirectory()
Storage.StorageDirectory	NNStorage.getStorageDirectory(URI uri)	Return the storage directory corresponding to the passed URI.

Methods in org.apache.hadoop.hdfs.server.namenode with parameters of type Storage.StorageDirectory

Modifier and Type	Method	Description
static void	NNUpgradeUtil.doUpgrade(Storage.StorageDirectory sd, Storage storage)	Perform the upgrade of the storage dir to the given storage info.
static File	NNStorage.getFinalizedEditsFile(Storage.StorageDirectory sd, long startTxId, long endTxId)
static File	NNStorage.getTemporaryEditsFile(Storage.StorageDirectory sd, long startTxId, long endTxId, long timestamp)
boolean	NNStorage.isPreUpgradableLayout(Storage.StorageDirectory sd)
static void	NNUpgradeUtil.renameCurToTmp(Storage.StorageDirectory sd)	Rename the existing current dir to previous.tmp, and create a new empty current dir.
protected void	NNStorage.setFieldsFromProperties(Properties props, Storage.StorageDirectory sd)
protected void	NNStorage.setPropertiesFromFields(Properties props, Storage.StorageDirectory sd)	Write version file into the storage directory.

Method parameters in org.apache.hadoop.hdfs.server.namenode with type arguments of type Storage.StorageDirectory

Modifier and Type	Method	Description
static boolean	FSImage.recoverStorageDirs(HdfsServerConstants.StartupOption startOpt, NNStorage storage, Map<Storage.StorageDirectory,Storage.StorageState> dataDirStates)	For each storage directory, performs recovery of incomplete transitions (eg. upgrade, rollback, checkpoint) and inserts the directory's storage state into the dataDirStates map.

Constructors in org.apache.hadoop.hdfs.server.namenode with parameters of type Storage.StorageDirectory

Modifier	Constructor	Description
	FileJournalManager(org.apache.hadoop.conf.Configuration conf, Storage.StorageDirectory sd, StorageErrorReporter errorReporter)