/* Node list. * * Author: Steffen Vogel * SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University * SPDX-License-Identifier: Apache-2.0 */ #include #include #include using namespace villas; using namespace villas::node; Node *NodeList::lookup(const uuid_t &uuid) { for (auto *n : *this) { if (!uuid_compare(uuid, n->getUuid())) return n; } return nullptr; } Node *NodeList::lookup(const std::string &name) { for (auto *n : *this) { if (name == n->getNameShort()) return n; } return nullptr; } int NodeList::parse(json_t *json, NodeList &all) { Node *node; const char *str; size_t index; json_t *elm; auto logger = logging.get("node"); switch (json_typeof(json)) { case JSON_STRING: str = json_string_value(json); node = all.lookup(str); if (!node) goto invalid2; push_back(node); break; case JSON_ARRAY: json_array_foreach(json, index, elm) { if (!json_is_string(elm)) goto invalid; str = json_string_value(elm); node = all.lookup(str); if (!node) goto invalid; push_back(node); } break; default: goto invalid; } return 0; invalid: throw RuntimeError("The node list must be an a single or an array of strings " "referring to the keys of the 'nodes' section"); return -1; invalid2: std::stringstream allss; for (auto *n : all) allss << " " << n->getNameShort(); throw RuntimeError("Unknown node {}. Choose of one of:{}", str, allss.str()); return 0; } json_t *NodeList::toJson() const { json_t *json_nodes = json_array(); for (const auto *n : *this) json_array_append_new(json_nodes, n->toJson()); return json_nodes; }