Package com.groiss.cluster

Class ClusterInfo

java.lang.Object

com.groiss.cluster.ClusterInfo

public class ClusterInfo
extends Object

This class can be used to acquire cluster specific data.

Method Summary

Modifier and Type	Method	Description
static String	getMyNodeId()	Gets the id of this node.
static boolean	isClustered()	Determines if the system is clustered.
static boolean	isMainNode(boolean withDBCheck)	Determines if this node is the main cluster node which runs the cluster timers.

Methods inherited from class java.lang.Object

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

Method Details

isClustered

public static boolean isClustered()

Determines if the system is clustered.

Returns:

true, if the node is part of a cluster, false otherwise.

isMainNode

public static boolean isMainNode(boolean withDBCheck)

Determines if this node is the main cluster node which runs the cluster timers.

Parameters:

withDBCheck - if false, the check is done in memory, if true the check is done by consulting the database.

Returns:

true, if the system is clustered and the node is the main node.

getMyNodeId

public static String getMyNodeId()

Gets the id of this node.

Returns:

The id of this node, or null if the system is not clustered.