JsonLoopFlowParameters.java
/*
* Copyright (c) 2023, RTE (http://www.rte-france.com)
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
package com.powsybl.openrao.raoapi.json;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.powsybl.openrao.commons.OpenRaoException;
import com.powsybl.openrao.raoapi.parameters.LoopFlowParameters;
import com.powsybl.openrao.raoapi.parameters.RaoParameters;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import static com.powsybl.openrao.raoapi.RaoParametersCommons.*;
/**
* @author Godelaine de Montmorillon {@literal <godelaine.demontmorillon at rte-france.com>}
*/
public final class JsonLoopFlowParameters {
private JsonLoopFlowParameters() {
}
static void serialize(RaoParameters parameters, JsonGenerator jsonGenerator) throws IOException {
Optional<LoopFlowParameters> optionalLoopFlowParameters = parameters.getLoopFlowParameters();
if (optionalLoopFlowParameters.isPresent()) {
jsonGenerator.writeObjectFieldStart(LOOP_FLOW_PARAMETERS);
jsonGenerator.writeNumberField(ACCEPTABLE_INCREASE, optionalLoopFlowParameters.get().getAcceptableIncrease());
jsonGenerator.writeFieldName(COUNTRIES);
jsonGenerator.writeStartArray();
optionalLoopFlowParameters.get().getCountries().stream().map(Enum::toString).sorted().forEach(s -> {
try {
jsonGenerator.writeString(s);
} catch (IOException e) {
throw new OpenRaoException("error while serializing loopflow countries", e);
}
});
jsonGenerator.writeEndArray();
jsonGenerator.writeEndObject();
}
}
static void deserialize(JsonParser jsonParser, RaoParameters raoParameters) throws IOException {
LoopFlowParameters loopFlowParameters = new LoopFlowParameters();
while (!jsonParser.nextToken().isStructEnd()) {
switch (jsonParser.getCurrentName()) {
case ACCEPTABLE_INCREASE:
jsonParser.nextToken();
loopFlowParameters.setAcceptableIncrease(jsonParser.getDoubleValue());
break;
case COUNTRIES:
jsonParser.nextToken();
ObjectMapper objectMapper = new ObjectMapper();
JsonNode arrayNode = objectMapper.readTree(jsonParser);
List<String> countryStrings = objectMapper.readValue(arrayNode.traverse(), new TypeReference<ArrayList<String>>() { });
loopFlowParameters.setCountries(countryStrings);
break;
default:
throw new OpenRaoException(String.format("Cannot deserialize loop flow parameters: unexpected field in %s (%s)", LOOP_FLOW_PARAMETERS, jsonParser.getCurrentName()));
}
}
raoParameters.setLoopFlowParameters(loopFlowParameters);
}
}