dlock

Class ElderTest

java.lang.Object

dlock.ElderTest

public class ElderTest
extends Object

Test Distributed LockingService Elder Recovery

Field Summary

Fields

Modifier and Type	Field and Description
protected static String	ObjectToLock

Constructor Summary

Constructors

Constructor and Description
ElderTest()

Method Summary

Modifier and Type	Method and Description
static void	becomeLockGrantorTask() Use DistributedLockService API to become lock grantor.
static void	countGrantorsTask() Use DistributedLockService API to detect whether current member is the lock grantor.
static void	disconnectIfElderTask() Task to disconnect if current member is the elder
static void	disruptElderTask()
static void	identifyElderTask() Task to identify the Distributed Lock Service elder The only way to identify the elder is to have each member check to see if it is the elder.
static void	initElderTask() InitTask to track the order in which members are started via a list stored in the blackboard.
static void	initTask()
protected static com.gemstone.gemfire.LogWriter	log()
protected static ConfigHashtable	tab()
static void	verifyElderTask() Task to verify Elder per test is same Elder per GemFire

Methods inherited from class java.lang.Object

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

Field Detail

ObjectToLock

protected static final String ObjectToLock

See Also:

Constant Field Values

Constructor Detail

ElderTest

public ElderTest()

Method Detail

initTask

public static void initTask()

initElderTask

public static void initElderTask()

InitTask to track the order in which members are started via a list stored in the blackboard. No concurrent execution expected.

disruptElderTask

public static void disruptElderTask()

verifyElderTask

public static void verifyElderTask()

Task to verify Elder per test is same Elder per GemFire

identifyElderTask

public static void identifyElderTask()

Task to identify the Distributed Lock Service elder The only way to identify the elder is to have each member check to see if it is the elder.

disconnectIfElderTask

public static void disconnectIfElderTask()

Task to disconnect if current member is the elder

becomeLockGrantorTask

public static void becomeLockGrantorTask()

Use DistributedLockService API to become lock grantor. Current setting is to request becomeLockGrantor 10% of the time (trying to balance this with other tasks).

countGrantorsTask

public static void countGrantorsTask()

Use DistributedLockService API to detect whether current member is the lock grantor. Increments a count in the blackboard if member is grantor.

log

protected static com.gemstone.gemfire.LogWriter log()

tab

protected static ConfigHashtable tab()