# static http\Message\Body http\Env::getRequestBody([string $body_class_name])
-Retreive the current HTTP request's body.
+Retrieve the current HTTP request's body.
-## Parameters:
+## Params:
* Optional string $body_class_name
- A user class extending http\Body.
+ A user class extending http\Message\Body.
## Returns:
## Throws:
-* http\Exception
+* http\Exception\InvalidArgumentException
+* http\Exception\UnexpectedValueException