String groupTag = null;
if (groupTagValues != null && groupTagValues.length > 0) {
groupTag = groupTagValues[0];
}
ResourceAccessor accessor = resourceAccessor(clusterName);
accessor.generateDefaultAssignment(ResourceId.from(resourceName), replicaCount, groupTag);
}
void addInstance(String[] optValues) {
String clusterName = optValues[0];
String[] instanceIds = optValues[1].split(";");