alluxio.conf.path

Class PrefixPathConfiguration

java.lang.Object

alluxio.conf.path.PrefixPathConfiguration

All Implemented Interfaces:

PathConfiguration

@ThreadSafe
public final class PrefixPathConfiguration
extends Object
implements PathConfiguration

Configurations for path prefixes. Path patterns are path prefixes, the longest matching prefix is the best match. A path is equal to the matched prefix or is under the subtree of the prefix.

Constructor Summary

Constructors

Constructor and Description
PrefixPathConfiguration() Constructs an empty path level configuration.
PrefixPathConfiguration(Map<String,AlluxioConfiguration> configurations) Constructs a new path level configuration.

Method Summary

Modifier and Type	Method and Description
Optional<AlluxioConfiguration>	getConfiguration(AlluxioURI path, PropertyKey key)
Set<PropertyKey>	getPropertyKeys(AlluxioURI path)

Methods inherited from class java.lang.Object

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

Methods inherited from interface alluxio.conf.path.PathConfiguration

create

Constructor Detail

PrefixPathConfiguration

public PrefixPathConfiguration()

Constructs an empty path level configuration.

PrefixPathConfiguration

public PrefixPathConfiguration(Map<String,AlluxioConfiguration> configurations)

Constructs a new path level configuration. A shallow copy of the map will be created internally.

Parameters:

configurations - a map from path patterns to corresponding path level configuration

Method Detail

getConfiguration

public Optional<AlluxioConfiguration> getConfiguration(AlluxioURI path,
                                                       PropertyKey key)

Specified by:

getConfiguration in interface PathConfiguration

Parameters:

path - the Alluxio path

key - the property key

Returns:

the chosen configuration matching the path and containing the key

getPropertyKeys

public Set<PropertyKey> getPropertyKeys(AlluxioURI path)

Specified by:

getPropertyKeys in interface PathConfiguration

Parameters:

path - the Alluxio path

Returns:

all property keys applicable to path including ancestor paths' configurations