com.hazelcast.executor.impl

Class DistributedExecutorService

java.lang.Object

com.hazelcast.executor.impl.DistributedExecutorService

All Implemented Interfaces:

ManagedService, RemoteService, SplitBrainProtectionAwareService, StatisticsAwareService<LocalExecutorStats>

public class DistributedExecutorService
extends Object
implements ManagedService, RemoteService, StatisticsAwareService<LocalExecutorStats>, SplitBrainProtectionAwareService

Field Summary

Fields

Modifier and Type	Field and Description
static String	SERVICE_NAME

Constructor Summary

Constructors

Constructor and Description
DistributedExecutorService()

Method Summary

Modifier and Type	Method and Description
boolean	cancel(UUID uuid, boolean interrupt)
ExecutorServiceProxy	createDistributedObject(String name, boolean local) Creates a distributed object on the local member only (when local is true), else cluster-wide.
void	destroyDistributedObject(String name, boolean local) Destroys a distributed object.
<T> void	execute(String name, UUID uuid, T task, Operation op)
String	getName(UUID uuid)
String	getSplitBrainProtectionName(String name) Gets the name of the split brain protection associated with specified operation name.
Map<String,LocalExecutorStats>	getStats() Return the service statistics for the local instance.
void	init(NodeEngine nodeEngine, Properties properties) Initializes this service.
boolean	isShutdown(String name)
void	reset() Resets this service back to its initial state.
void	shutdown(boolean terminate) Shuts down this service.
void	shutdownExecutor(String name)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.hazelcast.internal.services.RemoteService

createDistributedObject, destroyDistributedObject

Field Detail

SERVICE_NAME

public static final String SERVICE_NAME

See Also:

Constant Field Values

Constructor Detail

DistributedExecutorService

public DistributedExecutorService()

Method Detail

init

public void init(NodeEngine nodeEngine,
                 Properties properties)

Description copied from interface: ManagedService

Initializes this service.

Specified by:

init in interface ManagedService

Parameters:

nodeEngine - the NodeEngine that this service belongs to

properties - the Properties (can be used to pass settings to the service)

reset

public void reset()

Description copied from interface: ManagedService

Resets this service back to its initial state.

TODO: what is the purpose of reset

Specified by:

reset in interface ManagedService

shutdown

public void shutdown(boolean terminate)

Description copied from interface: ManagedService

Shuts down this service.

TODO: what is the purpose of the terminate variable

Specified by:

shutdown in interface ManagedService

Parameters:

terminate - true to shut down this service

execute

public <T> void execute(String name,
                        UUID uuid,
                        T task,
                        Operation op)

cancel

public boolean cancel(UUID uuid,
                      boolean interrupt)

getName

public String getName(UUID uuid)

shutdownExecutor

public void shutdownExecutor(String name)

isShutdown

public boolean isShutdown(String name)

createDistributedObject

public ExecutorServiceProxy createDistributedObject(String name,
                                                    boolean local)

Description copied from interface: RemoteService

Creates a distributed object on the local member only (when local is true), else cluster-wide.

Specified by:

createDistributedObject in interface RemoteService

Parameters:

name - the name for the created distributed object

local - when true then only perform required proxy creation actions on the local member, otherwise perform cluster-wide proxy creation.

Returns:

the created distributed object

destroyDistributedObject

public void destroyDistributedObject(String name,
                                     boolean local)

Description copied from interface: RemoteService

Destroys a distributed object.

Specified by:

destroyDistributedObject in interface RemoteService

Parameters:

name - the name of the distributed object to destroy

getStats

public Map<String,LocalExecutorStats> getStats()

Description copied from interface: StatisticsAwareService

Return the service statistics for the local instance.

Specified by:

getStats in interface StatisticsAwareService<LocalExecutorStats>

Returns:

the statistics, grouped by distributed object name

getSplitBrainProtectionName

public String getSplitBrainProtectionName(String name)

Description copied from interface: SplitBrainProtectionAwareService

Gets the name of the split brain protection associated with specified operation name.

Specified by:

getSplitBrainProtectionName in interface SplitBrainProtectionAwareService

Parameters:

name - the operation name for which the split brain protection name is returned

Returns:

name of the associated split brain protection, null if there is no associated split brain protection