# Uses of Package
org.activiti.engine.delegate.event

- Packages that use org.activiti.engine.delegate.event
  Package | Description
  --- | ---
  org.activiti.engine | Public API of the Activiti engine. Typical usage of the API starts by the creation of a `ProcessEngineConfiguration` (typically based on a configuration file), from which a `ProcessEngine` can be obtained. Through the services obtained from such a `ProcessEngine`, BPM and workflow operation can be executed: `RepositoryService`: Manages `Deployment`s `RuntimeService`: For starting and searching `ProcessInstance`s `TaskService`: Exposes operations to manage human (standalone) `Task`s, such as claiming, completing and assigning tasks `IdentityService`: Used for managing `User`s, `Group`s and the relations between them `ManagementService`: Exposes engine admin and maintenance operations, which have no relation to the runtime exection of business processes `HistoryService`: Exposes information about ongoing and past process instances. `FormService`: Access to form data and rendered forms for starting new process instances and completing tasks.
  org.activiti.engine.delegate.event |
  org.activiti.engine.delegate.event.impl |

- Classes in org.activiti.engine.delegate.event used by org.activiti.engine
  Class and Description
  ActivitiEvent Describes an event that occurred in the Activiti Engine which is dispatched to external listeners, if any.
  ActivitiEventListener Describes a class that listens for `ActivitiEvent`s dispatched by the engine.
  ActivitiEventType Enumeration containing all possible types of `ActivitiEvent`s.

- Classes in org.activiti.engine.delegate.event used by org.activiti.engine.delegate.event
  Class and Description
  ActivitiActivityEvent An `ActivitiEvent` related to an activity within an execution;
  ActivitiCancelledEvent An `ActivitiEvent` related to cancel event being sent when activiti object is cancelled.
  ActivitiEntityEvent An `ActivitiEvent` related to a single entity.
  ActivitiEntityWithVariablesEvent An `ActivitiEntityEvent` related to a single entity.
  ActivitiEvent Describes an event that occurred in the Activiti Engine which is dispatched to external listeners, if any.
  ActivitiEventListener Describes a class that listens for `ActivitiEvent`s dispatched by the engine.
  ActivitiEventType Enumeration containing all possible types of `ActivitiEvent`s.

- Classes in org.activiti.engine.delegate.event used by org.activiti.engine.delegate.event.impl
  Class and Description
  ActivitiActivityCancelledEvent An `ActivitiEvent` related to cancel event being sent to an activity.
  ActivitiActivityEvent An `ActivitiEvent` related to an activity within an execution;
  ActivitiCancelledEvent An `ActivitiEvent` related to cancel event being sent when activiti object is cancelled.
  ActivitiEntityEvent An `ActivitiEvent` related to a single entity.
  ActivitiEntityWithVariablesEvent An `ActivitiEntityEvent` related to a single entity.
  ActivitiErrorEvent An `ActivitiEvent` related to an error being sent to an activity.
  ActivitiEvent Describes an event that occurred in the Activiti Engine which is dispatched to external listeners, if any.
  ActivitiEventDispatcher Dispatcher which allows for adding and removing `ActivitiEventListener`s to the Activiti Engine as well as dispatching `ActivitiEvent` to all the listeners registered.
  ActivitiEventListener Describes a class that listens for `ActivitiEvent`s dispatched by the engine.
  ActivitiEventType Enumeration containing all possible types of `ActivitiEvent`s.
  ActivitiExceptionEvent Indicates the `ActivitiEvent` also contains information about a `Throwable` that occurred, triggering the event.
  ActivitiMembershipEvent An event related to group memberships.
  ActivitiMessageEvent An `ActivitiEvent` related to an message being sent to an activity.
  ActivitiProcessStartedEvent An `ActivitiEvent` related to start event being sent when activiti process instance is started.
  ActivitiSequenceFlowTakenEvent An `ActivitiEvent` that indicates a certain sequence flow has been taken.
  ActivitiSignalEvent An `ActivitiEvent` related to a signal being sent to an activity.
  ActivitiVariableEvent An `ActivitiEvent` related to a single variable.

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