org.camunda.bpm.engine.impl.interceptor

Interface Command<T>

All Known Subinterfaces:

ProcessEngineBootstrapCommand, SchemaOperationsCommand

All Known Implementing Classes:

AbstractDeleteProcessDefinitionCmd, AbstractGetDeployedFormCmd, AbstractGetFormVariablesCmd, AbstractInstanceCancellationCmd, AbstractInstantiationCmd, AbstractModificationCmd, AbstractNativeQuery, AbstractPatchVariablesCmd, AbstractProcessInstanceModificationCommand, AbstractQuery, AbstractRemoveVariableCmd, AbstractRestartProcessInstanceCmd, AbstractSetBatchStateCmd, AbstractSetExternalTaskRetriesCmd, AbstractSetJobDefinitionStateCmd, AbstractSetJobsRetriesBatchCmd, AbstractSetJobStateCmd, AbstractSetProcessDefinitionStateCmd, AbstractSetProcessInstanceStateCmd, AbstractSetStateCmd, AbstractSetVariableCmd, AbstractUpdateProcessInstancesSuspendStateCmd, AbstractVariableCmd, AbstractVariableQueryImpl, AbstractWritableIdentityServiceCmd, AcquireJobsCmd, ActivateBatchCmd, ActivateJobCmd, ActivateJobDefinitionCmd, ActivateProcessDefinitionCmd, ActivateProcessInstanceCmd, ActivityAfterInstantiationCmd, ActivityBeforeInstantiationCmd, ActivityCancellationCmd, ActivityInstanceCancellationCmd, ActivityStatisticsQueryImpl, AddCommentCmd, AddGroupIdentityLinkCmd, AddIdentityLinkCmd, AddIdentityLinkForProcessDefinitionCmd, AddUserIdentityLinkCmd, AssignTaskCmd, AuthorizationCheckCmd, AuthorizationQueryImpl, BatchQueryImpl, BatchStatisticsQueryImpl, BootstrapEngineCommand, CaseDefinitionQueryImpl, CaseExecutionQueryImpl, CaseExecutionVariableCmd, CaseInstanceQueryImpl, CaseSentryPartQueryImpl, CheckPassword, ClaimTaskCmd, CleanableHistoricBatchReportImpl, CleanableHistoricCaseInstanceReportImpl, CleanableHistoricDecisionInstanceReportImpl, CleanableHistoricProcessInstanceReportImpl, CloseCaseInstanceCmd, CompleteCaseExecutionCmd, CompleteExternalTaskCmd, CompleteTaskCmd, ControlledCommand, CorrelateAllMessageCmd, CorrelateMessageCmd, CreateAttachmentCmd, CreateAuthorizationCommand, CreateCaseInstanceCmd, CreateFilterCmd, CreateGroupCmd, CreateGroupQueryCmd, CreateIncidentCmd, CreateMembershipCmd, CreateMigrationPlanCmd, CreateNativeUserQueryCmd, CreateTaskCmd, CreateTenantCmd, CreateTenantGroupMembershipCmd, CreateTenantQueryCmd, CreateTenantUserMembershipCmd, CreateUserCmd, CreateUserQueryCmd, DbGroupQueryImpl, DbMetricsReporter.ReportDbMetricsValueCmd, DbTenantQueryImpl, DbUserQueryImpl, DecisionDefinitionQueryImpl, DecisionRequirementsDefinitionQueryImpl, DefaultJobRetryCmd, DelegateTaskCmd, DeleteAttachmentCmd, DeleteAuthorizationCmd, DeleteBatchCmd, DeleteDeploymentCmd, DeleteDeploymentFailListener.DeleteDeploymentFailCmd, DeleteFilterCmd, DeleteGroupCmd, DeleteGroupIdentityLinkCmd, DeleteHistoricBatchCmd, DeleteHistoricCaseInstanceCmd, DeleteHistoricCaseInstancesBulkCmd, DeleteHistoricDecisionInstanceByDefinitionIdCmd, DeleteHistoricDecisionInstanceByInstanceIdCmd, DeleteHistoricDecisionInstancesBatchCmd, DeleteHistoricDecisionInstancesBulkCmd, DeleteHistoricProcessInstancesBatchCmd, DeleteHistoricProcessInstancesCmd, DeleteHistoricTaskInstanceCmd, DeleteHistoricVariableInstanceCmd, DeleteHistoricVariableInstancesByProcessInstanceIdCmd, DeleteIdentityLinkCmd, DeleteIdentityLinkForProcessDefinitionCmd, DeleteJobCmd, DeleteJobsCmd, DeleteLicenseKeyCmd, DeleteMembershipCmd, DeleteMetricsCmd, DeleteProcessDefinitionsByIdsCmd, DeleteProcessDefinitionsByKeyCmd, DeleteProcessInstanceBatchCmd, DeleteProcessInstanceCmd, DeleteProcessInstancesCmd, DeletePropertyCmd, DeleteTaskAttachmentCmd, DeleteTaskCmd, DeleteTenantCmd, DeleteTenantGroupMembershipCmd, DeleteTenantUserMembershipCmd, DeleteUserCmd, DeleteUserIdentityLinkCmd, DeleteUserInfoCmd, DeleteUserOperationLogEntryCmd, DeleteUserPictureCmd, DeployCmd, DeploymentFailListener.DeleteDeploymentListenerCmd, DeploymentQueryImpl, DeploymentStatisticsQueryImpl, DetermineHistoryLevelCmd, DisableCaseExecutionCmd, EvaluateDecisionCmd, EvaluateDecisionTableCmd, EvaluateStartConditionCmd, EventSubscriptionQueryImpl, ExecuteFilterCountCmd, ExecuteFilterListCmd, ExecuteFilterListPageCmd, ExecuteFilterSingleResultCmd, ExecuteJobsCmd, ExecutionQueryImpl, ExtendLockOnExternalTaskCmd, ExternalTaskCmd, ExternalTaskQueryImpl, FailedJobListener, FailedJobListener.FailedJobListenerCmd, FetchExternalTasksCmd, FilterQueryImpl, FindActiveActivityIdsCmd, FindHistoryCleanupJobsCmd, GetActivityInstanceCmd, GetAttachmentCmd, GetAttachmentContentCmd, GetCaseExecutionVariableCmd, GetCaseExecutionVariablesCmd, GetCaseExecutionVariableTypedCmd, GetDeployedProcessDefinitionCmd, GetDeployedStartFormCmd, GetDeployedTaskFormCmd, GetDeploymentBpmnModelInstanceCmd, GetDeploymentCaseDefinitionCmd, GetDeploymentCaseDiagramCmd, GetDeploymentCaseModelCmd, GetDeploymentCmmnModelInstanceCmd, GetDeploymentDecisionDefinitionCmd, GetDeploymentDecisionDiagramCmd, GetDeploymentDecisionModelCmd, GetDeploymentDecisionRequirementsDefinitionCmd, GetDeploymentDecisionRequirementsDiagramCmd, GetDeploymentDecisionRequirementsModelCmd, GetDeploymentDmnModelInstanceCmd, GetDeploymentProcessDiagramCmd, GetDeploymentProcessDiagramLayoutCmd, GetDeploymentProcessModelCmd, GetDeploymentResourceCmd, GetDeploymentResourceForIdCmd, GetDeploymentResourceNamesCmd, GetDeploymentResourcesCmd, GetExecutionVariableCmd, GetExecutionVariablesCmd, GetExecutionVariableTypedCmd, GetExternalTaskErrorDetailsCmd, GetFilterCmd, GetFormKeyCmd, GetHistoricExternalTaskLogErrorDetailsCmd, GetHistoricJobLogExceptionStacktraceCmd, GetHistoryLevelCmd, GetIdentityLinksForProcessDefinitionCmd, GetIdentityLinksForTaskCmd, GetJobExceptionStacktraceCmd, GetLicenseKeyCmd, GetNextIdBlockCmd, GetPasswordPolicyCmd, GetProcessApplicationForDeploymentCmd, GetProcessInstanceAttachmentsCmd, GetProcessInstanceCommentsCmd, GetPropertiesCmd, GetRenderedStartFormCmd, GetRenderedTaskFormCmd, GetStartFormCmd, GetStartFormVariablesCmd, GetSubTasksCmd, GetTableCountCmd, GetTableMetaDataCmd, GetTableNameCmd, GetTaskAttachmentCmd, GetTaskAttachmentContentCmd, GetTaskAttachmentsCmd, GetTaskCommentCmd, GetTaskCommentsCmd, GetTaskEventsCmd, GetTaskFormCmd, GetTaskFormVariablesCmd, GetTaskVariableCmd, GetTaskVariableCmdTyped, GetTaskVariablesCmd, GetTopicNamesCmd, GetUnlockedTimersByDuedateCmd, GetUserAccountCmd, GetUserInfoCmd, GetUserInfoKeysCmd, GetUserPictureCmd, GroupQueryImpl, HandleExternalTaskBpmnErrorCmd, HandleExternalTaskCmd, HandleExternalTaskFailureCmd, HandleTaskBpmnErrorCmd, HandleTaskEscalationCmd, HistoricActivityInstanceQueryImpl, HistoricActivityStatisticsQueryImpl, HistoricBatchQueryImpl, HistoricCaseActivityInstanceQueryImpl, HistoricCaseActivityStatisticsQueryImpl, HistoricCaseInstanceQueryImpl, HistoricDecisionInstanceQueryImpl, HistoricDecisionInstanceStatisticsQueryImpl, HistoricDetailQueryImpl, HistoricExternalTaskLogQueryImpl, HistoricIdentityLinkLogQueryImpl, HistoricIncidentQueryImpl, HistoricJobLogQueryImpl, HistoricProcessInstanceQueryImpl, HistoricProcessInstanceReportImpl.ExecuteDurationReportCmd, HistoricTaskInstanceQueryImpl, HistoricTaskInstanceReportImpl.ExecuteDurationCmd, HistoricTaskInstanceReportImpl.HistoricTaskInstanceCountByNameCmd, HistoricTaskInstanceReportImpl.HistoricTaskInstanceCountByProcessDefinitionKey, HistoricVariableInstanceQueryImpl, HistoryCleanupCmd, HistoryCleanupHandler.HistoryCleanupHandlerCmd, HistoryCleanupSchedulerCmd, HistoryLevelSetupCommand, IncidentQueryImpl, IsIdentityServiceReadOnlyCmd, IsTelemetryEnabledCmd, JobDefinitionQueryImpl, JobQueryImpl, JobRetryCmd, LdapGroupQuery, LdapTenantQuery, LdapUserQueryImpl, ManagementServiceImpl.DbSchemaUpgradeCmd, ManagementServiceImpl.GetRegisteredDeploymentsCmd, ManualStartCaseExecutionCmd, MessageEventReceivedCmd, MetricsCollectionTask.MetricsCollectionCmd, MetricsQueryImpl, MetricsQueryImpl.MetricsQueryIntervalCmd, MetricsQueryImpl.MetricsQuerySumCmd, MetricsRestService.CountUniqueTaskWorkersCmd, MigrateProcessInstanceBatchCmd, MigrateProcessInstanceCmd, ModifyProcessInstanceAsyncCmd, ModifyProcessInstanceCmd, NativeExecutionQueryImpl, NativeHistoricActivityInstanceQueryImpl, NativeHistoricCaseActivityInstanceQueryImpl, NativeHistoricCaseInstanceQueryImpl, NativeHistoricProcessInstanceQueryImpl, NativeHistoricTaskInstanceQueryImpl, NativeHistoricVariableInstanceQueryImpl, NativeHistoryDecisionInstanceQueryImpl, NativeProcessInstanceQueryImpl, NativeTaskQueryImpl, NativeUserQueryImpl, OptimizeCompletedHistoricActivityInstanceQueryCmd, OptimizeCompletedHistoricIncidentsQueryCmd, OptimizeCompletedHistoricProcessInstanceQueryCmd, OptimizeCompletedHistoricTaskInstanceQueryCmd, OptimizeHistoricDecisionInstanceQueryCmd, OptimizeHistoricIdentityLinkLogQueryCmd, OptimizeHistoricUserOperationsLogQueryCmd, OptimizeHistoricVariableUpdateQueryCmd, OptimizeOpenHistoricIncidentsQueryCmd, OptimizeRunningHistoricActivityInstanceQueryCmd, OptimizeRunningHistoricProcessInstanceQueryCmd, OptimizeRunningHistoricTaskInstanceQueryCmd, PatchExecutionVariablesCmd, PatchTaskVariablesCmd, ProcessDefinitionQueryImpl, ProcessDefinitionResource.QueryCalledProcessDefinitionsCmd, ProcessDefinitionStatisticsQueryImpl, ProcessInstanceModificationBatchCmd, ProcessInstanceModificationCmd, ProcessInstanceQueryImpl, ProcessInstanceRestService.QueryProcessInstancesCmd, ProcessInstanceRestService.QueryProcessInstancesCountCmd, PurgeDatabaseAndCacheCmd, QueryServiceImpl.ExecuteListQueryCmd, QueryServiceImpl.ExecuteSingleQueryCmd, QueryServiceImpl.QueryServiceRowCountCmd, RecalculateJobDuedateCmd, ReenableCaseExecutionCmd, RegisterDeploymentCmd, RegisterProcessApplicationCmd, RemoveExecutionVariablesCmd, RemoveTaskVariablesCmd, RepeatingFailedJobListener.CreateNewTimerJobCommand, ReportDbMetricsCmd, ResolveIncidentCmd, ResolveTaskCmd, RestartProcessInstancesBatchCmd, RestartProcessInstancesCmd, SaveAttachmentCmd, SaveAuthorizationCmd, SaveFilterCmd, SaveGroupCmd, SaveTaskCmd, SaveTenantCmd, SaveUserCmd, SchemaLogQueryImpl, SchemaOperationsProcessEngineBuild, SetAnnotationForOperationLog, SetExecutionVariablesCmd, SetExternalTaskPriorityCmd, SetExternalTaskRetriesCmd, SetExternalTasksRetriesBatchCmd, SetExternalTasksRetriesCmd, SetJobDefinitionPriorityCmd, SetJobDuedateCmd, SetJobPriorityCmd, SetJobRetriesCmd, SetJobsRetriesBatchCmd, SetJobsRetriesByProcessBatchCmd, SetJobsRetriesCmd, SetLicenseKeyCmd, SetProcessDefinitionVersionCmd, SetPropertyCmd, SetRemovalTimeToHistoricBatchesCmd, SetRemovalTimeToHistoricDecisionInstancesCmd, SetRemovalTimeToHistoricProcessInstancesCmd, SetTaskOwnerCmd, SetTaskPriorityCmd, SetTaskVariablesCmd, SetUserInfoCmd, SetUserPictureCmd, SetVariablesToProcessInstancesBatchCmd, SignalCmd, SignalEventReceivedCmd, StartProcessInstanceAtActivitiesCmd, StartProcessInstanceCmd, StateTransitionCaseExecutionCmd, SubmitStartFormCmd, SubmitTaskFormCmd, SuccessfulJobListener, SuspendBatchCmd, SuspendJobCmd, SuspendJobDefinitionCmd, SuspendProcessDefinitionCmd, SuspendProcessInstanceCmd, TablePageQueryImpl, TaskQueryImpl, TaskReportImpl.TaskCountByCandidateGroupCmd, TelemetryConfigureCmd, TelemetrySendingTask.CalculateMetricsCommand, TenantQueryImpl, TerminateCaseExecutionCmd, TransitionInstanceCancellationCmd, TransitionInstantiationCmd, UnlockExternalTaskCmd, UnlockJobCmd, UnlockUserCmd, UnregisterDeploymentCmd, UnregisterProcessApplicationCmd, UpdateCaseDefinitionHistoryTimeToLiveCmd, UpdateDecisionDefinitionHistoryTimeToLiveCmd, UpdateProcessDefinitionHistoryTimeToLiveCmd, UpdateProcessInstancesSuspendStateBatchCmd, UpdateProcessInstancesSuspendStateCmd, UserOperationLogQueryImpl, UserQueryImpl, VariableInstanceQueryImpl

public interface Command<T>

Author:

Tom Baeyens

Method Summary

Modifier and Type	Method and Description
T	execute(CommandContext commandContext)
default boolean	isRetryable()

Method Detail

execute

T execute(CommandContext commandContext)

isRetryable

default boolean isRetryable()

Returns:

true if the CrdbTransactionRetryInterceptor can make a transparent retry of this command upon failure with a CrdbTransactionRetryException (only used when running on CockroachDB).