# JointComponentSystem

Class · extends [`ComponentSystem`](https://api.playcanvas.com/engine/classes/ComponentSystem.md) · category: Physics

Source: https://github.com/playcanvas/engine/blob/970d89f6d3bc6667f4e1f88153abd6e7e82ed52c/src/framework/components/joint/system.js#L31

Manages the [JointComponent](https://api.playcanvas.com/engine/classes/JointComponent.md)s of an application. Reach it through `app.systems.joint`;
components are created with [Entity#addComponent](https://api.playcanvas.com/engine/classes/Entity.md#addcomponent), never by calling the system directly.

## Properties

### ComponentType

```ts
ComponentType: typeof JointComponent
```

## Methods

### destroy

```ts
destroy(): void
```

## Inherited from [ComponentSystem](https://api.playcanvas.com/engine/classes/ComponentSystem.md)

- `app: AppBase`
- `id: string`
- `schema: any[]`
- `store: {}`
- `fire(name: string, arg1?: any, arg2?: any, arg3?: any, arg4?: any, arg5?: any, arg6?: any, arg7?: any, arg8?: any): EventHandler`
- `hasEvent(name: string): boolean`
- `off(name?: string, callback?: HandleEventCallback, scope?: any): EventHandler`
- `on(name: string, callback: HandleEventCallback, scope?: any): EventHandle`
- `once(name: string, callback: HandleEventCallback, scope?: any): EventHandle`