# Package org.flowable.engine.repository

package org.flowable.engine.repository
Classes related to the `RepositoryService`.

- Related Packages
  Package
  Description
  org.flowable.engine
  Public API of the Flowable 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) tasks, such as claiming, completing and assigning tasks.
  `IdentityService`: Used for managing users, groups and the relations between them.
  `ManagementService`: Exposes engine administration 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.
- Class
  Description
  Deployment
  Represents a deployment that is already present in the process repository.
  DeploymentBuilder
  Builder for creating new deployments.
  DeploymentMergeStrategy
  DeploymentProperties
  DeploymentQuery
  Allows programmatic querying of `Deployment`s.
  DiagramEdge
  Stores waypoints of a diagram edge.
  DiagramEdgeWaypoint
  Stores the position of a waypoint of a diagram edge.
  DiagramElement
  Represents a diagram node.
  DiagramLayout
  Stores a two-dimensional graph layout.
  DiagramNode
  Stores position and dimensions of a diagram node.
  InternalProcessDefinitionLocalizationManager
  MergeMode
  Model
  Represents a model that is stored in the model repository.
  ModelQuery
  Allows programmatic querying of `Model`s.
  NativeDeploymentQuery
  Allows querying of `Deployment`s via native (SQL) queries
  NativeModelQuery
  Allows querying of `Model`s via native (SQL) queries
  NativeProcessDefinitionQuery
  Allows querying of `ProcessDefinition`s via native (SQL) queries
  ProcessDefinition
  An object structure representing an executable process composed of activities and transitions.
  ProcessDefinitionQuery
  Allows programmatic querying of `ProcessDefinition`s.