RequestBody (Tapestry API - 5.8.2)

```
@Target(PARAMETER)
@Retention(RUNTIME)
@Documented
@UseWith(PAGE)
public @interface RequestBody
```
Annotation that may be placed on parameters of event handler methods, usually in page classes. Annotated parameters will be extracted fro the request body and converted to the parameter type using HttpRequestBodyConverter, which uses TypeCoercer as a fallback. An event handler method having more than one RequestBody parameter is considered an error.

Since:

5.8.0

See Also:

OnEventWorker

- Optional Element Summary
  
  Optional Elements
  Modifier and Type Optional Element Description
  
  boolean allowEmpty
  If false (the default), then an exception is thrown when the request body is empty (i.e.

- Element Detail
  - allowEmpty
```
boolean allowEmpty
```
    If false (the default), then an exception is thrown when the request body is empty (i.e. zero bytes). If true, then empty bodies are allowed and the parameter will receive a null value.
    
    Default:
    
    false