- TIBCO BusinessEvents®
- ActiveSpaces(Deprecated)
- Metaspace
- MemberDef

# Metaspace.MemberDef.setDomainName()

## Signature

`void setDomainName (Object memberDef, String domainName)`

## Domain

ACTION

## Description

Sets the authentication domain.

## Parameters

Name | Type | Description
--- | --- | ---
`memberDef` | `Object` | member definition
`domainName` | `String` | authentication domain

## Returns

Type | Description
--- | ---
`void` |

## Cautions

none