scope
目的 Purpose
Changes the scope of a service
使用例 Examples
class BookService { static scope = "session" … }
詳細 Description
By default services are "singleton" scoped which means that clients of a service only ever use a single instance (a singleton) of the service. This behaviour can be changed by specifying a scope
attribute with on the following values:
prototype
- A new service is created every time it is injected into another classrequest
- A new service will be created per requestflash
- A new service will be created for the current and next request onlyflow
- In web flows the service will exist for the scope of the flowconversation
- In web flows the service will exist for the scope of the conversation. ie a root flow and its sub flowssession
- A service is created for the scope of a user sessionsingleton
(default) - Only one instance of the service ever exists
See Scoped Services in the user guide for more information.