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| 1 | +//****************************************************************************************************** | |
| 2 | +// GenHistory.cpp - Gbtc | |
| 3 | +// | |
| 4 | +// Copyright � 2019, Grid Protection Alliance. All Rights Reserved. | |
| 5 | +// | |
| 6 | +// Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See | |
| 7 | +// the NOTICE file distributed with this work for additional information regarding copyright ownership. | |
| 8 | +// The GPA licenses this file to you under the MIT License (MIT), the "License"; you may not use this | |
| 9 | +// file except in compliance with the License. You may obtain a copy of the License at: | |
| 10 | +// | |
| 11 | +// http://opensource.org/licenses/MIT | |
| 12 | +// | |
| 13 | +// Unless agreed to in writing, the subject software distributed under the License is distributed on an | |
| 14 | +// "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the | |
| 15 | +// License for the specific language governing permissions and limitations. | |
| 16 | +// | |
| 17 | +// Code Modification History: | |
| 18 | +// ---------------------------------------------------------------------------------------------------- | |
| 19 | +// 03/01/2019 - Ritchie Carroll | |
| 20 | +// Generated original version of source code. | |
| 21 | +// | |
| 22 | +//****************************************************************************************************** | |
| 23 | + | |
| 24 | +#include "GenHistory.h" | |
| 25 | +#include "../Transport/SubscriberInstance.h" | |
| 26 | +#include <iostream> | |
| 27 | + | |
| 28 | +using namespace std; | |
| 29 | +using namespace GSF; | |
| 30 | +using namespace GSF::Data; | |
| 31 | +using namespace GSF::TimeSeries; | |
| 32 | +using namespace GSF::TimeSeries::Transport; | |
| 33 | + | |
| 34 | +GenHistory::GenHistory(uint16_t port) : | |
| 35 | + m_history(nullptr), | |
| 36 | + m_port(port) | |
| 37 | +{ | |
| 38 | + m_subscriber = NewSharedPtr<DataSubscriber>(); | |
| 39 | + m_subscriber->SetUserData(this); | |
| 40 | +} | |
| 41 | + | |
| 42 | +void GenHistory::StartArchive() | |
| 43 | +{ | |
| 44 | + m_history = NewSharedPtr<DataSet>(); | |
| 45 | + DataTablePtr history = m_history->CreateTable("History"); | |
| 46 | + | |
| 47 | + history->AddColumn(history->CreateColumn("SignalID", DataType::Guid)); | |
| 48 | + history->AddColumn(history->CreateColumn("Timestamp", DataType::Int64)); | |
| 49 | + history->AddColumn(history->CreateColumn("Value", DataType::Double)); | |
| 50 | + | |
| 51 | + m_history->AddOrUpdateTable(history); | |
| 52 | + | |
| 53 | + m_subscriber->RegisterNewMeasurementsCallback(&GenHistory::ProcessMeasurements); | |
| 54 | + m_subscriber->Connect("localhost", m_port); | |
| 55 | + | |
| 56 | + SubscriptionInfo info; | |
| 57 | + info.FilterExpression = SubscriberInstance::SubscribeAllNoStatsExpression; | |
| 58 | + | |
| 59 | + m_subscriber->Subscribe(info); | |
| 60 | +} | |
| 61 | + | |
| 62 | +void GenHistory::StopArchive() const | |
| 63 | +{ | |
| 64 | + if (m_subscriber->IsConnected()) | |
| 65 | + { | |
| 66 | + if (m_subscriber->IsSubscribed()) | |
| 67 | + m_subscriber->Unsubscribe(); | |
| 68 | + | |
| 69 | + m_subscriber->Disconnect(); | |
| 70 | + | |
| 71 | + if (m_history) | |
| 72 | + { | |
| 73 | + cout << endl << "Client disconnected, writing history dataset..." << endl; | |
| 74 | + m_history->WriteXml("History.xml"); | |
| 75 | + cout << endl << "Dataset export complete, see \"History.xml\"." << endl; | |
| 76 | + } | |
| 77 | + } | |
| 78 | +} | |
| 79 | + | |
| 80 | +void GenHistory::ProcessMeasurements(DataSubscriber* source, const vector<MeasurementPtr>& measurements) | |
| 81 | +{ | |
| 82 | + static const GenHistory& instance = *static_cast<const GenHistory*>(source->GetUserData()); | |
| 83 | + static DataTable& history = *instance.m_history->Table("History"); | |
| 84 | + static const int32_t signalIDColumn = history["SignalID"]->Index(); | |
| 85 | + static const int32_t timestampColumn = history["Timestamp"]->Index(); | |
| 86 | + static const int32_t valueColumn = history["Value"]->Index(); | |
| 87 | + | |
| 88 | + for (const auto& measurement : measurements) | |
| 89 | + { | |
| 90 | + DataRowPtr row = history.CreateRow(); | |
| 91 | + | |
| 92 | + row->SetGuidValue(signalIDColumn, measurement->SignalID); | |
| 93 | + row->SetInt64Value(timestampColumn, measurement->Timestamp); | |
| 94 | + row->SetDoubleValue(valueColumn, measurement->Value); | |
| 95 | + | |
| 96 | + history.AddRow(row); | |
| 97 | + } | |
| 98 | + | |
| 99 | + if (history.RowCount() >= 400) | |
| 100 | + Thread([]{ instance.StopArchive(); }); | |
| 101 | +} | |