org.janusgraph.diskstorage.configuration

Class UserModifiableConfiguration

java.lang.Object

org.janusgraph.diskstorage.configuration.UserModifiableConfiguration

All Implemented Interfaces:

JanusGraphConfiguration

public class UserModifiableConfiguration
extends Object
implements JanusGraphConfiguration

Helper class for inspecting and modifying a configuration for JanusGraph. It is important to close() the configuration when all changes have been made.

Author:

Matthias Broecheler (me@matthiasb.com)

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	UserModifiableConfiguration.ConfigVerifier

Field Summary

Fields

Modifier and Type	Field and Description
static UserModifiableConfiguration.ConfigVerifier	ALLOW_ALL

Constructor Summary

Constructors

Constructor and Description
UserModifiableConfiguration(ModifiableConfiguration config)
UserModifiableConfiguration(ModifiableConfiguration config, UserModifiableConfiguration.ConfigVerifier verifier)

Method Summary

Modifier and Type	Method and Description
void	close() Closes this configuration handler
String	get(String path) Returns a string representation of the provided configuration option or namespace for inspection.
ReadConfiguration	getConfiguration() Returns the backing configuration as a ReadConfiguration that can be used to create and configure a JanusGraph graph.
JanusGraphConfiguration	remove(String path) Remove the configuration option identified by the provided path.
UserModifiableConfiguration	set(String path, Object value) Sets the configuration option identified by the provided path to the given value.

Methods inherited from class java.lang.Object

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

Field Detail

ALLOW_ALL

public static final UserModifiableConfiguration.ConfigVerifier ALLOW_ALL

Constructor Detail

UserModifiableConfiguration

public UserModifiableConfiguration(ModifiableConfiguration config)

UserModifiableConfiguration

public UserModifiableConfiguration(ModifiableConfiguration config,
                                   UserModifiableConfiguration.ConfigVerifier verifier)

Method Detail

getConfiguration

public ReadConfiguration getConfiguration()

Returns the backing configuration as a ReadConfiguration that can be used to create and configure a JanusGraph graph.

Returns:

get

public String get(String path)

Description copied from interface: JanusGraphConfiguration

Returns a string representation of the provided configuration option or namespace for inspection.

An exception is thrown if the path is invalid.

Specified by:

get in interface JanusGraphConfiguration

Returns:

set

public UserModifiableConfiguration set(String path,
                                       Object value)

Description copied from interface: JanusGraphConfiguration

Sets the configuration option identified by the provided path to the given value.

Specified by:

set in interface JanusGraphConfiguration

remove

public JanusGraphConfiguration remove(String path)

Description copied from interface: JanusGraphConfiguration

Remove the configuration option identified by the provided path.

Specified by:

remove in interface JanusGraphConfiguration

close

public void close()

Closes this configuration handler