# Cheatsheets

## ConfigChange

A structure representing a configuration change.

Name | Type | Description
`newConfiguration` | `Json object` | Sets the new configuration.
`previousConfiguration` | `Json object` | Sets the previous configuration.

## ConfigRetrieverOptions

Name | Type | Description
`scanPeriod` | `Number (long)` | -
`stores` | `Array of ConfigStoreOptions` | -

## ConfigStoreOptions

Data object representing the configuration of a configuration store. This object describes the configuration of a chunk of configuration that you retrieve. It specifies its type (type of configuration store), the format of the retrieved configuration chunk, and you can also configures the store if it needs configuration to retrieve the configuration chunk.

Name | Type | Description
`config` | `Json object` | Sets the configuration of the store
`format` | `String` | Sets the format of the configuration that is retrieved from the store.
`type` | `String` | Sets the configuration type