# Package com.hazelcast.quorum

Contains classes related to cluster quorum.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  HeartbeatAware | `QuorumFunction`s which implement this interface will be notified of member heartbeats.
  PingAware | Quorum functions that need access to ICMP ping failure detector should implement this interface; the instance of `PingFailureDetector` used by this member's `ClusterHeartbeatManager` will be provided on initialization.
  Quorum | `Quorum` provides access to the current status of a quorum.
  QuorumFunction | A function that can be used to conclude absence/presence of quorum.
  QuorumListener | Listener to get notified when a quorum state is changed IMPORTANT: The term "quorum" simply refers to the count of members in the cluster required for an operation to succeed.
  QuorumService | Quorum service can be used to trigger cluster quorums at any time.

- Class Summary
  Class | Description
  --- | ---
  QuorumEvent | An Event that is send when a `Quorum` changes.

- Enum Summary
  Enum | Description
  --- | ---
  QuorumType | Represents a cluster quorum type

- Exception Summary
  Exception | Description
  --- | ---
  QuorumException | An exception thrown when the cluster size is below the defined threshold.

## Package com.hazelcast.quorum Description

Contains classes related to cluster quorum.

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