alluxio.fuse.options

Class MountOptions

java.lang.Object

alluxio.fuse.options.MountOptions

public class MountOptions
extends Object

Options for an Alluxio Fuse mount point.

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	DATA_CACHE_DIRS_OPTION_NAME
protected static String	DATA_CACHE_SIZES_OPTION_NAME
protected static String	FUSE_VERSION_OPTION_NAME
protected static String	METADATA_CACHE_EXPIRE_TIME_OPTION_NAME
protected static String	METADATA_CACHE_SIZE_OPTION_NAME
protected Map<String,String>	mMountOptions

Constructor Summary

Constructors

Constructor and Description
MountOptions(Map<String,String> optionsMap) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
protected Set<String>	getAlluxioFuseSpecificMountOptionKeys() A set recognized option keys.
Map<String,String>	getAlluxioOptions()
Optional<String>	getDataCacheDirs()
Optional<String>	getDataCacheSizes()
Optional<String>	getFuseVersion()
Optional<String>	getMetadataCacheExpireTime()
Optional<String>	getMetadataCacheSize()
Map<String,String>	getUnrecognizedOptions() Gets options that are neither an Alluxio property, nor an option special to Alluxio Fuse.
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

FUSE_VERSION_OPTION_NAME

protected static final String FUSE_VERSION_OPTION_NAME

See Also:

Constant Field Values

DATA_CACHE_DIRS_OPTION_NAME

protected static final String DATA_CACHE_DIRS_OPTION_NAME

See Also:

Constant Field Values

DATA_CACHE_SIZES_OPTION_NAME

protected static final String DATA_CACHE_SIZES_OPTION_NAME

See Also:

Constant Field Values

METADATA_CACHE_SIZE_OPTION_NAME

protected static final String METADATA_CACHE_SIZE_OPTION_NAME

See Also:

Constant Field Values

METADATA_CACHE_EXPIRE_TIME_OPTION_NAME

protected static final String METADATA_CACHE_EXPIRE_TIME_OPTION_NAME

See Also:

Constant Field Values

mMountOptions

protected final Map<String,String> mMountOptions

Constructor Detail

MountOptions

public MountOptions(Map<String,String> optionsMap)

Constructor.

Parameters:

optionsMap - a map contains option keys and values

Method Detail

getAlluxioFuseSpecificMountOptionKeys

protected Set<String> getAlluxioFuseSpecificMountOptionKeys()

A set recognized option keys. Note inheriting classes may define their own set of keys.

getFuseVersion

public Optional<String> getFuseVersion()

Returns:

fuse version

See Also:

LibfuseVersion

getDataCacheDirs

public Optional<String> getDataCacheDirs()

Returns:

list of data cache directories

getDataCacheSizes

public Optional<String> getDataCacheSizes()

Returns:

list of capacities of data cache directories

getMetadataCacheSize

public Optional<String> getMetadataCacheSize()

Returns:

size of metadata cache

getMetadataCacheExpireTime

public Optional<String> getMetadataCacheExpireTime()

Returns:

expiration time of metadata entries

getAlluxioOptions

public Map<String,String> getAlluxioOptions()

Returns:

map of recognized alluxio properties and values not specific to Alluxio Fuse

getUnrecognizedOptions

public Map<String,String> getUnrecognizedOptions()

Gets options that are neither an Alluxio property, nor an option special to Alluxio Fuse. Typically, these are libfuse mount options like ro and noatime, but also include invalid options supplied by the user.

Returns:

options unrecognized by Alluxio Fuse

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object