@rxap/data-source
Version:
Provides a set of classes and decorators for creating and managing data sources in Angular applications, including base classes, static data sources, observable data sources, and method data sources. It also includes a component for displaying data source
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[/data-source](../wiki/globals) / ObservableDataSource
# Class: ObservableDataSource\<Data\>
Defined in: [packages/angular/data-source/src/lib/observable.data-source.ts:23](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/observable.data-source.ts#L23)
## Extends
- [`BaseDataSource`](../wiki/Class.BaseDataSource)\<`Data`, [`ObservableDataSourceMetadata`](../wiki/Interface.ObservableDataSourceMetadata)\<`Data`\>\>
## Type Parameters
• **Data**
## Constructors
### new ObservableDataSource()
> **new ObservableDataSource**\<`Data`\>(`observable`, `metadata`): [`ObservableDataSource`](../wiki/Class.ObservableDataSource)\<`Data`\>
Defined in: [packages/angular/data-source/src/lib/observable.data-source.ts:25](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/observable.data-source.ts#L25)
#### Parameters
##### observable
`null` | `Observable`\<`Data`\>
##### metadata
`null` | [`ObservableDataSourceMetadata`](../wiki/Interface.ObservableDataSourceMetadata)\<`Data`\>
#### Returns
[`ObservableDataSource`](../wiki/Class.ObservableDataSource)\<`Data`\>
#### Overrides
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`constructor`](../wiki/Class.BaseDataSource#constructors)
## Properties
### \_\_id
> **\_\_id**: `string`
Defined in: [packages/angular/definition/src/lib/definition.ts:61](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L61)
**`Internal`**
unique internal id
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`__id`](../wiki/Class.BaseDataSource#__id)
***
### \_connectedViewer
> `protected` **\_connectedViewer**: `Map`\<`string`, `Observable`\<`Data`\>\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:78](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L78)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_connectedViewer`](../wiki/Class.BaseDataSource#_connectedviewer)
***
### \_connectedViewerTeardown
> `protected` **\_connectedViewerTeardown**: `Map`\<`string`, `TeardownLogic`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:79](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L79)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_connectedViewerTeardown`](../wiki/Class.BaseDataSource#_connectedviewerteardown)
***
### \_data?
> `protected` `optional` **\_data**: `Data`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:104](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L104)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_data`](../wiki/Class.BaseDataSource#_data)
***
### \_data$
> `protected` **\_data$**: `Observable`\<`Data`\> = `EMPTY`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:83](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L83)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_data$`](../wiki/Class.BaseDataSource#_data$)
***
### \_initialised
> `protected` **\_initialised**: `boolean` = `false`
Defined in: [packages/angular/definition/src/lib/definition.ts:62](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L62)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_initialised`](../wiki/Class.BaseDataSource#_initialised)
***
### \_lastRefreshed
> `protected` **\_lastRefreshed**: `null` \| `Date` = `null`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:77](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L77)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_lastRefreshed`](../wiki/Class.BaseDataSource#_lastrefreshed)
***
### \_retry$
> `protected` **\_retry$**: `Subject`\<`void`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:90](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L90)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_retry$`](../wiki/Class.BaseDataSource#_retry$)
***
### \_viewerIds
> `protected` **\_viewerIds**: `Map`\<[`BaseDataSourceViewer`](../wiki/Interface.BaseDataSourceViewer)\<`any`\>, `string`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:89](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L89)
a map of viewer to view id.
Allows to create a view id from the viewer object reference
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_viewerIds`](../wiki/Class.BaseDataSource#_viewerids)
***
### change$
> `readonly` **change$**: `Subject`\<`Data`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:67](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L67)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`change$`](../wiki/Class.BaseDataSource#change$)
***
### destroyed$
> `readonly` **destroyed$**: `undefined` \| `Subject`\<`void`\>
Defined in: [packages/angular/definition/src/lib/definition.ts:48](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L48)
Emits if the data source is destroyed
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`destroyed$`](../wiki/Class.BaseDataSource#destroyed$)
***
### error$
> `readonly` **error$**: `ReplaySubject`\<`Error`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:73](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L73)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`error$`](../wiki/Class.BaseDataSource#error$)
***
### hasError?
> `optional` **hasError**: `Signal`\<`boolean`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:94](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L94)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`hasError`](../wiki/Class.BaseDataSource#haserror)
***
### hasError$
> `readonly` **hasError$**: `ToggleSubject`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:72](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L72)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`hasError$`](../wiki/Class.BaseDataSource#haserror$)
***
### initialised$
> `readonly` **initialised$**: `undefined` \| `Subject`\<`void`\>
Defined in: [packages/angular/definition/src/lib/definition.ts:52](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L52)
Emits if the data source is initialised
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`initialised$`](../wiki/Class.BaseDataSource#initialised$)
***
### interceptors
> `readonly` **interceptors**: `undefined` \| `Set`\<`Subject`\<`any`\>\>
Defined in: [packages/angular/definition/src/lib/definition.ts:53](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L53)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`interceptors`](../wiki/Class.BaseDataSource#interceptors)
***
### loading?
> `optional` **loading**: `Signal`\<`boolean`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:92](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L92)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`loading`](../wiki/Class.BaseDataSource#loading)
***
### loading$
> **loading$**: `Observable`\<`boolean`\> = `EMPTY`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:71](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L71)
Indicates weather the data source is currently loading new data
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`loading$`](../wiki/Class.BaseDataSource#loading$)
***
### metadata
> **metadata**: [`ObservableDataSourceMetadata`](../wiki/Interface.ObservableDataSourceMetadata)
Defined in: [packages/angular/definition/src/lib/definition.ts:44](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L44)
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`metadata`](../wiki/Class.BaseDataSource#metadata-1)
***
### destroyed$
> `readonly` `static` **destroyed$**: `Subject`\<`BaseDefinition`\<`BaseDefinitionMetadata`\>\>
Defined in: [packages/angular/definition/src/lib/definition.ts:41](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L41)
Emits when a new Definition instance is initialised
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`destroyed$`](../wiki/Class.BaseDataSource#destroyed$-1)
***
### initialised$
> `readonly` `static` **initialised$**: `Subject`\<`BaseDefinition`\<`BaseDefinitionMetadata`\>\>
Defined in: [packages/angular/definition/src/lib/definition.ts:35](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L35)
Emits when a new Definition instance is initialised
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`initialised$`](../wiki/Class.BaseDataSource#initialised$-1)
***
### instances
> `readonly` `static` **instances**: `Map`\<`string`, `BaseDefinition`\<`BaseDefinitionMetadata`\>\>
Defined in: [packages/angular/definition/src/lib/definition.ts:27](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L27)
A map of active Definition instances
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`instances`](../wiki/Class.BaseDataSource#instances)
## Accessors
### data
#### Get Signature
> **get** **data**(): `undefined` \| `Data`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:106](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L106)
##### Returns
`undefined` \| `Data`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`data`](../wiki/Class.BaseDataSource#data)
***
### hasConnections
#### Get Signature
> **get** **hasConnections**(): `boolean`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:110](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L110)
##### Returns
`boolean`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`hasConnections`](../wiki/Class.BaseDataSource#hasconnections)
***
### id
#### Get Signature
> **get** **id**(): `string`
Defined in: [packages/angular/definition/src/lib/definition.ts:87](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L87)
##### Returns
`string`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`id`](../wiki/Class.BaseDataSource#id)
***
### lastRefreshed
#### Get Signature
> **get** **lastRefreshed**(): `null` \| `Date`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:74](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L74)
##### Returns
`null` \| `Date`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`lastRefreshed`](../wiki/Class.BaseDataSource#lastrefreshed)
## Methods
### \_connect()
> `protected` **\_connect**(`viewer`): `Observable`\<`Data`\> \| \[`Observable`\<`Data`\>, `TeardownLogic`\]
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:323](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L323)
#### Parameters
##### viewer
[`BaseDataSourceViewer`](../wiki/Interface.BaseDataSourceViewer)
#### Returns
`Observable`\<`Data`\> \| \[`Observable`\<`Data`\>, `TeardownLogic`\]
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_connect`](../wiki/Class.BaseDataSource#_connect)
***
### \_disconnect()
> `protected` **\_disconnect**(`viewerId`): `void`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:308](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L308)
#### Parameters
##### viewerId
`string`
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`_disconnect`](../wiki/Class.BaseDataSource#_disconnect)
***
### applyMetadata()
> **applyMetadata**(`partialMetadata`): `void`
Defined in: [packages/angular/definition/src/lib/definition.ts:111](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L111)
#### Parameters
##### partialMetadata
`Partial`\<[`ObservableDataSourceMetadata`](../wiki/Interface.ObservableDataSourceMetadata)\<`Data`\>\>
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`applyMetadata`](../wiki/Class.BaseDataSource#applymetadata)
***
### attach()
> **attach**(`viewerId`): `Observable`\<`Data`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:210](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L210)
#### Parameters
##### viewerId
`string`
#### Returns
`Observable`\<`Data`\>
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`attach`](../wiki/Class.BaseDataSource#attach)
***
### connect()
> **connect**(`viewerOrString`): `Observable`\<`Data`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:124](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L124)
#### Parameters
##### viewerOrString
`string` | [`BaseDataSourceViewer`](../wiki/Interface.BaseDataSourceViewer)\<`any`\>
#### Returns
`Observable`\<`Data`\>
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`connect`](../wiki/Class.BaseDataSource#connect)
***
### derive()
> **derive**(`id`, `metadata`): [`BaseDataSource`](../wiki/Class.BaseDataSource)\<`any`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:270](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L270)
#### Parameters
##### id
`string`
##### metadata
`Partial`\<[`BaseDataSourceMetadata`](../wiki/Interface.BaseDataSourceMetadata)\> = `...`
#### Returns
[`BaseDataSource`](../wiki/Class.BaseDataSource)\<`any`\>
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`derive`](../wiki/Class.BaseDataSource#derive)
***
### ~~destroy()~~
> **destroy**(): `void`
Defined in: [packages/angular/definition/src/lib/definition.ts:118](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L118)
#### Returns
`void`
#### Deprecated
use ngOnDestroy instead
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`destroy`](../wiki/Class.BaseDataSource#destroy)
***
### disconnect()
> **disconnect**(`viewerOrId`): `void`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:225](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L225)
#### Parameters
##### viewerOrId
`string` | [`BaseDataSourceViewer`](../wiki/Interface.BaseDataSourceViewer)\<`any`\>
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`disconnect`](../wiki/Class.BaseDataSource#disconnect)
***
### genericRetryFunction()
> `protected` **genericRetryFunction**(`error`, `retryCount`): `Observable`\<`any`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:311](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L311)
#### Parameters
##### error
`any`
##### retryCount
`number`
#### Returns
`Observable`\<`any`\>
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`genericRetryFunction`](../wiki/Class.BaseDataSource#genericretryfunction)
***
### getMetadata()
> **getMetadata**(): `null` \| [`ObservableDataSourceMetadata`](../wiki/Interface.ObservableDataSourceMetadata)\<`Data`\>
Defined in: [packages/angular/definition/src/lib/definition.ts:107](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L107)
#### Returns
`null` \| [`ObservableDataSourceMetadata`](../wiki/Interface.ObservableDataSourceMetadata)\<`Data`\>
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`getMetadata`](../wiki/Class.BaseDataSource#getmetadata)
***
### getViewerId()
> **getViewerId**(`viewer`): `string`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:114](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L114)
#### Parameters
##### viewer
[`BaseDataSourceViewer`](../wiki/Interface.BaseDataSourceViewer)
#### Returns
`string`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`getViewerId`](../wiki/Class.BaseDataSource#getviewerid)
***
### handelError()
> `protected` **handelError**(`error`): `void`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:317](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L317)
#### Parameters
##### error
`any`
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`handelError`](../wiki/Class.BaseDataSource#handelerror)
***
### init()
> **init**(): `void`
Defined in: [packages/angular/definition/src/lib/definition.ts:127](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L127)
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`init`](../wiki/Class.BaseDataSource#init)
***
### isConnected()
> **isConnected**(`viewerOrId`): `boolean`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:217](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L217)
#### Parameters
##### viewerOrId
`string` | [`BaseDataSourceViewer`](../wiki/Interface.BaseDataSourceViewer)\<`any`\>
#### Returns
`boolean`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`isConnected`](../wiki/Class.BaseDataSource#isconnected)
***
### ngOnDestroy()
> **ngOnDestroy**(): `void`
Defined in: [packages/angular/definition/src/lib/definition.ts:122](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L122)
A callback method that performs custom clean-up, invoked immediately
before a directive, pipe, or service instance is destroyed.
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`ngOnDestroy`](../wiki/Class.BaseDataSource#ngondestroy)
***
### refresh()
> **refresh**(): `any`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:290](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L290)
#### Returns
`any`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`refresh`](../wiki/Class.BaseDataSource#refresh)
***
### reset()
> **reset**(): `any`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:297](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L297)
#### Returns
`any`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`reset`](../wiki/Class.BaseDataSource#reset)
***
### retry()
> **retry**(): `any`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:293](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L293)
#### Returns
`any`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`retry`](../wiki/Class.BaseDataSource#retry)
***
### toJSON()
> **toJSON**(): `object`
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:280](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L280)
#### Returns
`object`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`toJSON`](../wiki/Class.BaseDataSource#tojson)
***
### toPromise()
> **toPromise**(`viewer`): `Promise`\<`Data`\>
Defined in: [packages/angular/data-source/src/lib/base.data-source.ts:264](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/data-source/src/lib/base.data-source.ts#L264)
Creates a connection to tha data source and converts the Observable into a
promise and then disconnects the viewer
#### Parameters
##### viewer
[`BaseDataSourceViewer`](../wiki/Interface.BaseDataSourceViewer)
#### Returns
`Promise`\<`Data`\>
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`toPromise`](../wiki/Class.BaseDataSource#topromise)
***
### add()
> `static` **add**(`definition`): `void`
Defined in: [packages/angular/definition/src/lib/definition.ts:94](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L94)
#### Parameters
##### definition
`BaseDefinition`
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`add`](../wiki/Class.BaseDataSource#add)
***
### remove()
> `static` **remove**(`definition`): `void`
Defined in: [packages/angular/definition/src/lib/definition.ts:102](https://gitlab.com/rxap/packages/-/blob/36b0e9732b24717840935712e316593ff6aba795/packages/angular/definition/src/lib/definition.ts#L102)
#### Parameters
##### definition
`BaseDefinition`
#### Returns
`void`
#### Inherited from
[`BaseDataSource`](../wiki/Class.BaseDataSource).[`remove`](../wiki/Class.BaseDataSource#remove)