org.apache.commons.id.uuid
Class NodeManagerImpl

java.lang.Object
  org.apache.commons.id.uuid.NodeManagerImpl

All Implemented Interfaces:

NodeManager

public final class NodeManagerImpl
extends java.lang.Object
implements NodeManager

Class is responsible for managing the Nodes identified for this system (JVM instance), as well as the state management for the Nodes.

Version:

$Revision: 480488 $ $Date: 2006-11-29 08:57:26 +0000 (Wed, 29 Nov 2006) $

Author:

Commons-Id team

Constructor Summary

NodeManagerImpl()
Constructor for class.

Method Summary

Node	currentNode() Returns the current node in use for uuid generation.
protected void	finalize() Asks the State implementation to store.
void	init() Initialization
void	lockNode(Node node) Locks a node for use by a generator.
Node	nextAvailableNode() Returns the next available Node for uuid generation.
void	releaseNode(Node node) Releases a node locked by a generator.

Methods inherited from class java.lang.Object

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

Constructor Detail

NodeManagerImpl

public NodeManagerImpl()

Constructor for class.

Method Detail

init

public void init()

Initialization

currentNode

public Node currentNode()

Returns the current node in use for uuid generation. Calls to this method also signal the NodeManagerImpl when to store uuid state information.

Specified by:

currentNode in interface NodeManager

Returns:

the current node in use for uuid generation.

nextAvailableNode

public Node nextAvailableNode()

Returns the next available Node for uuid generation.

Specified by:

nextAvailableNode in interface NodeManager

Returns:

the next available Node for uuid generation.

lockNode

public void lockNode(Node node)

Locks a node for use by a generator.

Specified by:

lockNode in interface NodeManager

Parameters:

node - the Node to lock.

releaseNode

public void releaseNode(Node node)

Releases a node locked by a generator.

Specified by:

releaseNode in interface NodeManager

Parameters:

node - the Node to release.

finalize

protected void finalize()
                 throws java.lang.Throwable

Asks the State implementation to store.

Overrides:

finalize in class java.lang.Object

Throws:

java.lang.Throwable

See Also:

Object.finalize()