public void setUserAliasesDeleted(java.util.Collection<UserAlias> userAliasesDeleted) {
        if (userAliasesDeleted == null) {
            this.userAliasesDeleted = null;
            return;
        }

        this.userAliasesDeleted = new java.util.ArrayList<UserAlias>(userAliasesDeleted);
    }
<p>
The user aliases that have been deleted from a user id.
</p>

@param userAliasesDeleted
       The user aliases that have been deleted from a user id.
aws-java-sdk-qbusiness/src/main/java/com/amazonaws/services/qbusiness/model/UpdateUserResult.java