com.hp.util.dcord

Class QuorumCalculator

java.lang.Object

com.hp.util.dcord.QuorumCalculator

public final class QuorumCalculator
extends Object

Quorum calculator: A quorum is the minimum number of members of a group necessary to conduct the business of that group.

Author:

Fabiel Zuniga

Constructor Summary

Constructors

Constructor and Description
QuorumCalculator(int expectedGroupSize)

Method Summary

Methods

Modifier and Type	Method and Description
int	getQuorum() Returns the quorum for this group.
boolean	isQuorum(int actualSize) Checks whether the actual size of the group is atleast quorum.

Methods inherited from class java.lang.Object

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

Constructor Detail

QuorumCalculator

public QuorumCalculator(int expectedGroupSize)

Method Detail

isQuorum

public boolean isQuorum(int actualSize)

Checks whether the actual size of the group is atleast quorum.

Parameters:

actualSize - size of the active cluster

Returns:

true if active size is greater than quorum

getQuorum

public int getQuorum()

Returns the quorum for this group.

Returns:

Quorum value