| class  | AbstractJoinOperation | 
| class  | AuthenticationFailureOperation | 
| class  | AuthorizationOperation | 
| class  | BeforeJoinCheckFailureOperation | 
| class  | ConfigMismatchOperationWhen a node wants to join the cluster, its sends its ConfigCheck to the cluster where it is validated. | 
| class  | FinalizeJoinOperation | 
| class  | GroupMismatchOperation | 
| class  | HeartbeatOperation | 
| class  | JoinRequestOperation | 
| class  | MasterClaimOperation | 
| class  | MasterConfirmationOperation | 
| class  | MasterDiscoveryOperation | 
| class  | MemberAttributeChangedOperation | 
| class  | MemberInfoUpdateOperation | 
| class  | MemberRemoveOperation | 
| class  | MergeClustersOperation | 
| class  | PostJoinOperation | 
| class  | SendExcludedMemberUuidsOperationSends excluded member uuids to a member which is in that set. | 
| class  | SetMasterOperation | 
| class  | ShutdownNodeOperation | 
| class  | SplitBrainMergeValidationOperationValidate whether clusters may merge to recover from a split brain, based on configuration & cluster version. | 
| class  | TriggerMemberListPublishOperationRequests member list publish from master node |