ReturnAttribute

```
@Documented
@Target(METHOD)
@Retention(RUNTIME)
public @interface ReturnAttribute
```
Indicate binding of method's return value to unival attribute of formal RPC parameter.
Method's return value can be bound to INOUT formal RPC parameter of synchronous RPC. It is forbidden to bound method's return value to IN formal RPC parameter or if RPC is asynchronous.

Required Element Summary

Required Elements
Modifier and Type	Required Element	Description
`UnivalAttributeType`	`attributeType`	Indicate binding to specified unival attribute.
`java.lang.String`	`name`	Indicate binding with formal RPC parameter equally labeled in `Parameter.name()`.

- Element Detail
  - attributeType
```
UnivalAttributeType attributeType
```
    Indicate binding to specified unival attribute.
    
    Returns:
    
    type of unival attribute
- - name
```
java.lang.String name
```
    Indicate binding with formal RPC parameter equally labeled in Parameter.name().
    
    Returns:
    
    local parameter name