Uses of Package
com.hazelcast.spi

Packages that use com.hazelcast.spi

Package	Description
com.hazelcast.client	This package contains the serverside client functionality
com.hazelcast.concurrent.atomiclong	This package contains IAtomicLong functionality for Hazelcast. The IAtomicLong is the distributed version of the AtomicLong.
com.hazelcast.concurrent.atomiclong.operations	This package contains the operations on the IAtomicLong.
com.hazelcast.concurrent.atomicreference	This package contains IAtomicReferece functionality for Hazelcast. The IAtomicReference is the distributed version of the AtomicReference.
com.hazelcast.concurrent.atomicreference.operations	This package contains the operations on the IAtomicReference.
com.hazelcast.concurrent.countdownlatch	This package contains ICountDownLatch functionality for Hazelcast. The ICountDownLatch is the distributed version of the CountDownLatch.
com.hazelcast.concurrent.countdownlatch.operations	This package contains the operations on the ICountDownLatch.
com.hazelcast.concurrent.idgen	This package contains IdGenerator functionality for Hazelcast.
com.hazelcast.concurrent.lock	This package contains Lock for Hazelcast. The ILock is the distributed version of the Lock.
com.hazelcast.concurrent.lock.operations	This package contains the operations on the ILock.
com.hazelcast.concurrent.semaphore	This package contains ISemaphore functionality for Hazelcast. The ISemaphore is the distributed version of the Semaphore.
com.hazelcast.concurrent.semaphore.operations	This package contains the operations on the ISemaphore.
com.hazelcast.config	Provides classes for configuring HazelcastInstance.
com.hazelcast.crdt	This package contains CRDT (conflict-free replicated data type) implementations based on the Hazelcast infrastructure.
com.hazelcast.crdt.pncounter	This package contains the PN (Positive-Negative) CRDT counter implementation.
com.hazelcast.crdt.pncounter.operations	Contains the operations for the PNCounter member-side implementation.
com.hazelcast.instance	This package contains Hazelcast Instance functionality.
com.hazelcast.map.merge	Contains out-of-the-box merge policies for IMap.
com.hazelcast.mapreduce	This package contains the MapReduce API definition for Hazelcast. All map reduce operations running in a distributed manner inside the active Hazelcast cluster.
com.hazelcast.nio	This package contains classes related to New IO
com.hazelcast.security	Provides interfaces/classes for Hazelcast security implementation.
com.hazelcast.spi	Provides interfaces/classes for the Hazelcast SPI for building distributed data structures and services.
com.hazelcast.spi.impl
com.hazelcast.spi.merge	This package contains interfaces and classes of the split-brain merging SPI.
com.hazelcast.spi.partition	Contains the SPI for partition logic for Hazelcast.
com.hazelcast.util.executor	This package contains classes related to Util.Executor
com.hazelcast.util.scheduler	This package contains scheduler classes for Util
com.hazelcast.wan	This package contains the WAN replication API

Classes in com.hazelcast.spi used by com.hazelcast.client

Class and Description
EventService Component responsible for handling events like topic events or map.listener events.
ProxyService A CoreService responsible for managing the DistributedObject proxies.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.atomiclong

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
InternalCompletableFuture A ICompletableFuture with more functionality like getting the result without needing to deal with checked exceptions.
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
MigrationAwareService An interface that can be implemented by SPI services to get notified of partition changes; for example, if a MapService starts moving its data around because partitions are moving to a different machine.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
Operation An operation could be compared to a Runnable.
PartitionMigrationEvent An EventObject for a partition migration.
PartitionReplicationEvent An event send to MigrationAwareService when partition changes happen.
QuorumAwareService Quorum service can ask for quorum information to the QuorumAwareService to decide whether operation participates into a quorum or not.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.
SplitBrainHandlerService An interface that can be implemented by SPI services that want to be able to resolve a split-brain.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.atomiclong.operations

Class and Description
BackupAwareOperation A BackupAwareOperation is an Operation to indicate then when a change is made, a BackupOperation is created to replicate the backup.
BackupOperation When an BackupAwareOperation makes a change, the backups need to be replicated to other members (depending on the configuration and if change really happened).
NamedOperation Indicates that Operation carries the distributed data structure name that is going to work on.
Operation An operation could be compared to a Runnable.
PartitionAwareOperation An interface that can be implemented by an operation to indicate that is should be invoked on a particular partition.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.atomicreference

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
InternalCompletableFuture A ICompletableFuture with more functionality like getting the result without needing to deal with checked exceptions.
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
MigrationAwareService An interface that can be implemented by SPI services to get notified of partition changes; for example, if a MapService starts moving its data around because partitions are moving to a different machine.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
Operation An operation could be compared to a Runnable.
PartitionMigrationEvent An EventObject for a partition migration.
PartitionReplicationEvent An event send to MigrationAwareService when partition changes happen.
QuorumAwareService Quorum service can ask for quorum information to the QuorumAwareService to decide whether operation participates into a quorum or not.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.
SplitBrainHandlerService An interface that can be implemented by SPI services that want to be able to resolve a split-brain.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.atomicreference.operations

Class and Description
BackupAwareOperation A BackupAwareOperation is an Operation to indicate then when a change is made, a BackupOperation is created to replicate the backup.
BackupOperation When an BackupAwareOperation makes a change, the backups need to be replicated to other members (depending on the configuration and if change really happened).
NamedOperation Indicates that Operation carries the distributed data structure name that is going to work on.
Operation An operation could be compared to a Runnable.
PartitionAwareOperation An interface that can be implemented by an operation to indicate that is should be invoked on a particular partition.
ReadonlyOperation Read-only operations are allowed to run during migration and passive state.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.countdownlatch

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
AbstractWaitNotifyKey Abstract implementation of the WaitNotifyKey.
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
MigrationAwareService An interface that can be implemented by SPI services to get notified of partition changes; for example, if a MapService starts moving its data around because partitions are moving to a different machine.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
Operation An operation could be compared to a Runnable.
PartitionMigrationEvent An EventObject for a partition migration.
PartitionReplicationEvent An event send to MigrationAwareService when partition changes happen.
QuorumAwareService Quorum service can ask for quorum information to the QuorumAwareService to decide whether operation participates into a quorum or not.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.
WaitNotifyKey A key for a wait notify object e.g.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.countdownlatch.operations

Class and Description
BackupAwareOperation A BackupAwareOperation is an Operation to indicate then when a change is made, a BackupOperation is created to replicate the backup.
BackupOperation When an BackupAwareOperation makes a change, the backups need to be replicated to other members (depending on the configuration and if change really happened).
BlockingOperation An interface that can be implemented by an operation that can block.
NamedOperation Indicates that Operation carries the distributed data structure name that is going to work on.
Notifier A component used in wait/notify systems like Condition.
Operation An operation could be compared to a Runnable.
PartitionAwareOperation An interface that can be implemented by an operation to indicate that is should be invoked on a particular partition.
ReadonlyOperation Read-only operations are allowed to run during migration and passive state.
WaitNotifyKey A key for a wait notify object e.g.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.idgen

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.lock

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
ClientAwareService A interface that can be implemented by a SPI Service so that it can be notified about client disconnects.
FragmentedMigrationAwareService FragmentedMigrationAwareService is an extension to the MigrationAwareService which allows migration/replication of partition replicas in smaller fragments.
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
MemberAttributeServiceEvent This service event is fired to inform services about a change in a member's attributes collection
MembershipAwareService An interface that can be implemented by a SPI service that needs to be notified members joining and leaving the cluster.
MembershipServiceEvent Membership event fired when a new member is added to the cluster and/or when a member leaves the cluster.
MigrationAwareService An interface that can be implemented by SPI services to get notified of partition changes; for example, if a MapService starts moving its data around because partitions are moving to a different machine.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
ObjectNamespace An ObjectNamespace that makes identification of object within a service possible.
Operation An operation could be compared to a Runnable.
PartitionMigrationEvent An EventObject for a partition migration.
PartitionReplicationEvent An event send to MigrationAwareService when partition changes happen.
QuorumAwareService Quorum service can ask for quorum information to the QuorumAwareService to decide whether operation participates into a quorum or not.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.
ServiceNamespace ServiceNamespace is a namespace to group objects, structures, fragments within a service.
SharedService Deprecated. since 3.7. A service can be retrieved using NodeEngine.getService(String)
WaitNotifyKey A key for a wait notify object e.g.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.lock.operations

Class and Description
BackupAwareOperation A BackupAwareOperation is an Operation to indicate then when a change is made, a BackupOperation is created to replicate the backup.
BackupOperation When an BackupAwareOperation makes a change, the backups need to be replicated to other members (depending on the configuration and if change really happened).
BlockingOperation An interface that can be implemented by an operation that can block.
NamedOperation Indicates that Operation carries the distributed data structure name that is going to work on.
Notifier A component used in wait/notify systems like Condition.
ObjectNamespace An ObjectNamespace that makes identification of object within a service possible.
Operation An operation could be compared to a Runnable.
PartitionAwareOperation An interface that can be implemented by an operation to indicate that is should be invoked on a particular partition.
ReadonlyOperation Read-only operations are allowed to run during migration and passive state.
ServiceNamespace ServiceNamespace is a namespace to group objects, structures, fragments within a service.
ServiceNamespaceAware An object which is aware of ServiceNamespace which object itself belongs to.
WaitNotifyKey A key for a wait notify object e.g.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.semaphore

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
AbstractWaitNotifyKey Abstract implementation of the WaitNotifyKey.
ClientAwareService A interface that can be implemented by a SPI Service so that it can be notified about client disconnects.
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
MemberAttributeServiceEvent This service event is fired to inform services about a change in a member's attributes collection
MembershipAwareService An interface that can be implemented by a SPI service that needs to be notified members joining and leaving the cluster.
MembershipServiceEvent Membership event fired when a new member is added to the cluster and/or when a member leaves the cluster.
MigrationAwareService An interface that can be implemented by SPI services to get notified of partition changes; for example, if a MapService starts moving its data around because partitions are moving to a different machine.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
Operation An operation could be compared to a Runnable.
PartitionMigrationEvent An EventObject for a partition migration.
PartitionReplicationEvent An event send to MigrationAwareService when partition changes happen.
QuorumAwareService Quorum service can ask for quorum information to the QuorumAwareService to decide whether operation participates into a quorum or not.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.
WaitNotifyKey A key for a wait notify object e.g.

Classes in com.hazelcast.spi used by com.hazelcast.concurrent.semaphore.operations

Class and Description
BackupAwareOperation A BackupAwareOperation is an Operation to indicate then when a change is made, a BackupOperation is created to replicate the backup.
BackupOperation When an BackupAwareOperation makes a change, the backups need to be replicated to other members (depending on the configuration and if change really happened).
BlockingOperation An interface that can be implemented by an operation that can block.
NamedOperation Indicates that Operation carries the distributed data structure name that is going to work on.
Notifier A component used in wait/notify systems like Condition.
Operation An operation could be compared to a Runnable.
PartitionAwareOperation An interface that can be implemented by an operation to indicate that is should be invoked on a particular partition.
ReadonlyOperation Read-only operations are allowed to run during migration and passive state.
WaitNotifyKey A key for a wait notify object e.g.

Classes in com.hazelcast.spi used by com.hazelcast.config

Class and Description
MemberAddressProvider IMPORTANT This interface is not intended to provide addresses of other cluster members with which the hazelcast instance will form a cluster.

Classes in com.hazelcast.spi used by com.hazelcast.crdt

Class and Description
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
MemberAttributeServiceEvent This service event is fired to inform services about a change in a member's attributes collection
MembershipAwareService An interface that can be implemented by a SPI service that needs to be notified members joining and leaving the cluster.
MembershipServiceEvent Membership event fired when a new member is added to the cluster and/or when a member leaves the cluster.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
Operation An operation could be compared to a Runnable.
UrgentSystemOperation An Marker interface that signals that an operation is an urgent System Operation.

Classes in com.hazelcast.spi used by com.hazelcast.crdt.pncounter

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
ManagedService An interface that can be implemented by an SPI Service to receive lifecycle calls: initialization shutdown reset
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
Operation An operation could be compared to a Runnable.
QuorumAwareService Quorum service can ask for quorum information to the QuorumAwareService to decide whether operation participates into a quorum or not.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.
StatisticsAwareService A service implementating this interface provides local instance statistics.
UrgentSystemOperation An Marker interface that signals that an operation is an urgent System Operation.

Classes in com.hazelcast.spi used by com.hazelcast.crdt.pncounter.operations

Class and Description
NamedOperation Indicates that Operation carries the distributed data structure name that is going to work on.
Operation An operation could be compared to a Runnable.
ReadonlyOperation Read-only operations are allowed to run during migration and passive state.

Classes in com.hazelcast.spi used by com.hazelcast.instance

Class and Description
MemberAddressProvider IMPORTANT This interface is not intended to provide addresses of other cluster members with which the hazelcast instance will form a cluster.

Classes in com.hazelcast.spi used by com.hazelcast.map.merge

Class and Description
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.

Classes in com.hazelcast.spi used by com.hazelcast.mapreduce

Class and Description
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.

Classes in com.hazelcast.spi used by com.hazelcast.nio

Class and Description
EventService Component responsible for handling events like topic events or map.listener events.

Classes in com.hazelcast.spi used by com.hazelcast.security

Class and Description
NodeAware A 'capability' that can be implemented by object to get the Node injected.

Classes in com.hazelcast.spi used by com.hazelcast.spi

Class and Description
AbstractDistributedObject Abstract DistributedObject implementation.
CallStatus The result of an Operation.call().
CoreService Marker interface for core Hazelcast services.
DefaultObjectNamespace Deprecated. please use DistributedObjectNamespace
EventFilter A predicate that can filter out events.
EventRegistration The result of a Event Registration.
EventService Component responsible for handling events like topic events or map.listener events.
ExceptionAction The possible actions that can be taken when a certain exception is thrown.
ExecutionService A Service responsible for providing access to 'system' executors and customer executors.
InternalCompletableFuture A ICompletableFuture with more functionality like getting the result without needing to deal with checked exceptions.
InvocationBuilder The InvocationBuilder is responsible for building an invocation of an operation and invoking it.
LiveOperations InvocationMonitor passes instances of this type to each LiveOperationsTracker so it can contribute the call IDs of invocations it is responsible for.
MemberAttributeServiceEvent This service event is fired to inform services about a change in a member's attributes collection
MembershipServiceEvent Membership event fired when a new member is added to the cluster and/or when a member leaves the cluster.
MigrationAwareService An interface that can be implemented by SPI services to get notified of partition changes; for example, if a MapService starts moving its data around because partitions are moving to a different machine.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.
ObjectNamespace An ObjectNamespace that makes identification of object within a service possible.
Operation An operation could be compared to a Runnable.
OperationControl Content of an Operation Control packet: a list of operations the remote member started on this member which are still running; a list of operations this member wants to cancel on the remote member. Operations are identified by their call ID.
OperationFactory A Factory for creating Operation instances.
OperationResponseHandler A handler for the OperationService when it has calculated a response.
OperationService The OperationService is responsible for executing operations.
PartitionAwareOperation An interface that can be implemented by an operation to indicate that is should be invoked on a particular partition.
PartitionMigrationEvent An EventObject for a partition migration.
PartitionReplicationEvent An event send to MigrationAwareService when partition changes happen.
ProxyService A CoreService responsible for managing the DistributedObject proxies.
RemoteService An interface that can be implemented by SPI-Services to give them the ability to create proxies to distributed objects.
ServiceNamespace ServiceNamespace is a namespace to group objects, structures, fragments within a service.
SharedService Deprecated. since 3.7. A service can be retrieved using NodeEngine.getService(String)
TaskScheduler ExecutorService can schedule a command to run after a given delay or execute periodically.
WaitNotifyKey A key for a wait notify object e.g.

Classes in com.hazelcast.spi used by com.hazelcast.spi.impl

Class and Description
NamedOperation Indicates that Operation carries the distributed data structure name that is going to work on.
Operation An operation could be compared to a Runnable.

Classes in com.hazelcast.spi used by com.hazelcast.spi.merge

Class and Description
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.

Classes in com.hazelcast.spi used by com.hazelcast.spi.partition

Class and Description
CoreService Marker interface for core Hazelcast services.

Classes in com.hazelcast.spi used by com.hazelcast.util.executor

Class and Description
InternalCompletableFuture A ICompletableFuture with more functionality like getting the result without needing to deal with checked exceptions.
NodeEngine The NodeEngine is the 'umbrella' of services/service-method that gets injected into a ManagedService.

Classes in com.hazelcast.spi used by com.hazelcast.util.scheduler

Class and Description
ExecutionService A Service responsible for providing access to 'system' executors and customer executors.
TaskScheduler ExecutorService can schedule a command to run after a given delay or execute periodically.

Classes in com.hazelcast.spi used by com.hazelcast.wan

Class and Description
CoreService Marker interface for core Hazelcast services.
StatisticsAwareService A service implementating this interface provides local instance statistics.