static Config getConfig(final String name, final InputStream stream) {
Config config = configMap.get(name);
if (config != null) {
return config;
}
try {
config = new Config(name, stream);
configMap.put(name, config);
return config;
} catch (Exception e) {
throw new ProviderException("Error parsing configuration", e);
}
}
static Config removeConfig(String name) {
return configMap.remove(name);
}