public void setQuotas(final String namespace, Quotas quotas) {
    namespaceLimiters = setLimiter(namespaceLimiters, namespace, quotas);
  }
Add the quota information of the specified namespace. (This operation is part of the QuotaState
setup)
hbase-server/src/main/java/org/apache/hadoop/hbase/quotas/UserQuotaState.java