return null;
}
}
static public NodeConfig getConfig(Name key) {
NodeConfig config = mapConfig.get(key);
if(config != null) return config;
if(refConfig == null || refConfig.get() == null ) loadNodeConfigs();
NodeConfig [] configs = refConfig.get();
int low = 0;
int high = configs.length-1;
while (low <= high) {
int mid = (low + high) >> 1;
config = configs[mid];
int cmp = config.name().compareTo(key);
if (cmp < 0) low = mid + 1;
else if (cmp > 0) high = mid - 1;
else {
config = configs[mid];