properties = reqs.config().deriveProperties(SERVER_PROPERTIES_PREFIX);
String portString = properties.getProperty("port");
port = Integer.parseInt(portString);
if (port <= 0)
throw new InvalidPortException(port);
host = properties.getProperty("host");
String capacityString = properties.getProperty("statementCacheCapacity");
statementCacheCapacity = Integer.parseInt(capacityString);