Id (Tapestry API - 5.7.2)

```
@Target(FIELD)
@Documented
@Retention(RUNTIME)
@UseWith({COMPONENT,MIXIN,PAGE,SERVICE})
public @interface Id
```
Optional annotation, used with Inject, which exists to provide the id of an object when it can not be determined by other means (such as from the field name). Currently, this is used when injecting a Block.

- Required Element Summary
  
  Required Elements
  Modifier and Type Required Element Description
  
  String value
  The id.

- Element Detail
  - value
```
String value
```
    The id.