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86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Modified by Cloudius Systems.
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* Copyright 2015 Cloudius Systems.
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*/
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#include "gms/endpoint_state.hh"
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#include <experimental/optional>
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#include <ostream>
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namespace gms {
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std::experimental::optional<versioned_value> endpoint_state::get_application_state(application_state key) const {
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auto it = _application_state.find(key);
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if (it == _application_state.end()) {
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return {};
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} else {
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return _application_state.at(key);
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}
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}
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std::ostream& operator<<(std::ostream& os, const endpoint_state& x) {
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os << "EndpointState: HeartBeatState = " << x._heart_beat_state << ", AppStateMap = ";
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for (auto&entry : x._application_state) {
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const application_state& state = entry.first;
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const versioned_value& value = entry.second;
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os << " { " << int32_t(state) << " : " << value << " } ";
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}
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return os;
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}
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void endpoint_state::serialize(bytes::iterator& out) const {
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/* serialize the HeartBeatState */
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_heart_beat_state.serialize(out);
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/* serialize the map of ApplicationState objects */
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int32_t app_state_size = _application_state.size();
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serialize_int32(out, app_state_size);
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for (auto& entry : _application_state) {
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const application_state& state = entry.first;
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const versioned_value& value = entry.second;
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serialize_int32(out, int32_t(state));
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value.serialize(out);
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}
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}
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endpoint_state endpoint_state::deserialize(bytes_view& v) {
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heart_beat_state hbs = heart_beat_state::deserialize(v);
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endpoint_state es = endpoint_state(hbs);
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int32_t app_state_size = read_simple<int32_t>(v);
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for (int32_t i = 0; i < app_state_size; ++i) {
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auto state = static_cast<application_state>(read_simple<int32_t>(v));
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auto value = versioned_value::deserialize(v);
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es.add_application_state(state, value);
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}
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return es;
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}
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size_t endpoint_state::serialized_size() const {
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long size = _heart_beat_state.serialized_size();
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size += serialize_int32_size;
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for (auto& entry : _application_state) {
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const versioned_value& value = entry.second;
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size += serialize_int32_size;
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size += value.serialized_size();
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}
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return size;
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}
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}
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