com.j_spaces.core.client.version

Class VersionTable<V>

java.lang.Object

com.j_spaces.core.client.version.VersionTable<V>

Type Parameters:

V - the type of the Object that holds the Version

Direct Known Subclasses:

MapVersionTable, SpaceVersionTable

public class VersionTable<V>
extends Object

Holds the an Entry version for optimistic locking.

Since:

5.0EAG Build#1400-010

Version:

1.0

Author:

Guy Korland

Field Summary

Fields

Modifier and Type	Field and Description
protected ReferenceQueue<Object>	_freeEntryQueue

Constructor Summary

Constructors

Constructor and Description
VersionTable() Creates a new Table and start a cleaner.

Method Summary

Modifier and Type	Method and Description
void	clear() Clear the the table
protected void	finalize()
protected V	getEntryVersion(EntryInfoKey infoKey) return null; get entry version from table according to the value.
protected void	setEntryVersion(EntryInfoKey infoKey, V version) add EntryInfo to table.

Methods inherited from class java.lang.Object

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

Field Detail

_freeEntryQueue

protected final ReferenceQueue<Object> _freeEntryQueue

Constructor Detail

VersionTable

public VersionTable()

Creates a new Table and start a cleaner.

Method Detail

clear

public void clear()

Clear the the table

setEntryVersion

protected void setEntryVersion(EntryInfoKey infoKey,
                               V version)

add EntryInfo to table.

Parameters:

infoKey - the entry key

version - holds the entries version

getEntryVersion

protected V getEntryVersion(EntryInfoKey infoKey)

return null; get entry version from table according to the value.

Returns:

the version object

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable