Package com.j_spaces.core.client.version.map

Class MapVersionTable

java.lang.Object

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

com.j_spaces.core.client.version.map.MapVersionTable

public class MapVersionTable
extends VersionTable<Integer>

Holds the version for each Object for optimistic locking.

Since:

5.0EAG Build#1400-010

Version:

1.0

Author:

Guy Korland

Field Summary

Fields inherited from class com.j_spaces.core.client.version.VersionTable

_freeEntryQueue

Constructor Summary

Constructors

Constructor	Description
MapVersionTable()

Method Summary

Modifier and Type	Method	Description
int	getEntryVersion(Object value, Object key)	get value+key version from table according to the value.
static MapVersionTable	getInstance()
void	setEntryVersion(Object value, Object key, int version)	Add a new value+key to version table

Methods inherited from class com.j_spaces.core.client.version.VersionTable

clear, finalize, getEntryVersion, setEntryVersion

Methods inherited from class java.lang.Object

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

Constructor Details

MapVersionTable

public MapVersionTable()

Method Details

getInstance

public static MapVersionTable getInstance()

Returns:

a weak singleton MapVersionTable instance.

setEntryVersion

public void setEntryVersion(Object value,
 Object key,
 int version)

Add a new value+key to version table

getEntryVersion

public int getEntryVersion(Object value,
 Object key)

get value+key version from table according to the value.

Returns:

the value+key version