hydra

Class DistributedSystemBlackboard

java.lang.Object

hydra.blackboard.Blackboard

hydra.DistributedSystemBlackboard

public class DistributedSystemBlackboard
extends Blackboard

Holds a singleton instance per VM.

The shared map holds locator endpoints. The keys are logical hydra VM IDs, as returned by RemoteTestModule.getMyVmid(). The values are instances of DistributedSystemHelper.Endpoint.

Example: key 7 might map to "vm_7_ds2=hostsrv:40404".

Field Summary

Fields

Modifier and Type	Field and Description
static DistributedSystemBlackboard	blackboard

Fields inherited from class hydra.blackboard.Blackboard

counterNames, GemFire, RMI

Constructor Summary

Constructors

Constructor and Description
DistributedSystemBlackboard() Zero-arg constructor for remote method invocations.
DistributedSystemBlackboard(String name, String type)

Method Summary

Modifier and Type	Method and Description
static DistributedSystemBlackboard	getInstance() Creates a singleton blackboard.

Methods inherited from class hydra.blackboard.Blackboard

createSharedCounters, createSharedLock, createSharedMap, getCounterNames, getSharedCounter, getSharedCounters, getSharedLock, getSharedMap, print, printSharedCounters, printSharedMap

Methods inherited from class java.lang.Object

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

Field Detail

blackboard

public static DistributedSystemBlackboard blackboard

Constructor Detail

DistributedSystemBlackboard

public DistributedSystemBlackboard()

Zero-arg constructor for remote method invocations.

DistributedSystemBlackboard

public DistributedSystemBlackboard(String name,
                                   String type)

Method Detail

getInstance

public static DistributedSystemBlackboard getInstance()

Creates a singleton blackboard.