TransferState
A key value store that is transferred from the application on the server side to the application on the client side.
class TransferState {
get<T>(key: StateKey<T>, defaultValue: T): T
set<T>(key: StateKey<T>, value: T): void
remove<T>(key: StateKey<T>): void
hasKey<T>(key: StateKey<T>)
onSerialize<T>(key: StateKey<T>, callback: () => T): void
toJson(): string
}
Description
TransferState
will be available as an injectable token. To use it import
ServerTransferStateModule
on the server and BrowserTransferStateModule
on the client.
The values in the store are serialized/deserialized using JSON.stringify/JSON.parse. So only boolean, number, string, null and non-class objects will be serialized and deserialzied in a non-lossy manner.
Methods
Get the value corresponding to a key. Return |
||||
Parameters
Returns
|
Set the value corresponding to a key. |
||||
Parameters
Returns
|
Remove a key from the store. |
||
Parameters
Returns
|
Test whether a key exists in the store. |
||
Parameters
|
Register a callback to provide the value for a key when |
||||
Parameters
Returns
|
Serialize the current state of the store to JSON. |
ParametersThere are no parameters. Returns
|