public void setAppInstanceUser(AppInstanceUser appInstanceUser) {
        this.appInstanceUser = appInstanceUser;
    }
<p>
The name of the <code>AppInstanceUser</code>.
</p>

@param appInstanceUser
       The name of the <code>AppInstanceUser</code>.
aws-java-sdk-chime/src/main/java/com/amazonaws/services/chime/model/DescribeAppInstanceUserResult.java