| Interface | Description | 
|---|---|
| Cluster | Hazelcast cluster interface. | 
| Endpoint | Endpoint represents a peer in the cluster. | 
| InitialMembershipListener | The InitialMembershipListener is a  MembershipListenerthat first receives anInitialMembershipEventwhen it is registered so it immediately knows which members are available. | 
| Member | Cluster member interface. | 
| MemberSelector | Implementations of this interface select members
 that are capable of executing a special kind of task. The MemberSelector.select(Member)method is called for every available
 member in the cluster and it is up to the implementation to decide
 if the member is going to be used or not. | 
| MembershipListener | Cluster membership listener. | 
| Class | Description | 
|---|---|
| Address | Represents an address of a member in the cluster. | 
| InitialMembershipEvent | An event that is sent when a  InitialMembershipListenerregisters itself on aCluster. | 
| MembershipAdapter | Adapter for MembershipListener. | 
| MembershipEvent | Membership event fired when a new member is added to the cluster and/or when a member leaves the cluster
 and similar methods. | 
| Enum | Description | 
|---|---|
| ClusterState | ClusterStateare several possible states of the cluster
 where each state can allow and/or deny specific actions
 and/or change behavior of specific actions. | 
This package contains the cluster functionality.
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