@Override
    public void putAll(Map<? extends String, ? extends String> t) {
        for (Map.Entry<? extends String, ? extends String> entry : t.entrySet() ) {
            put(entry.getKey(), entry.getValue());
        }
    }
Retrieves and stores MUC service properties. Properties are stored in the database.

@author Daniel Henninger
xmppserver/src/main/java/org/jivesoftware/openfire/muc/spi/MUCServiceProperties.java