SecurityAnalysisResultSerializer.java

/**
 * Copyright (c) 2017, 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/.
 * SPDX-License-Identifier: MPL-2.0
 */
package com.powsybl.security.json;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.ObjectWriter;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.ser.std.StdSerializer;
import com.powsybl.action.json.ActionJsonModule;
import com.powsybl.commons.json.JsonUtil;
import com.powsybl.security.SecurityAnalysisResult;

import java.io.IOException;
import java.io.Writer;
import java.util.Objects;

/**
 * @author Mathieu Bague {@literal <mathieu.bague at rte-france.com>}
 */
public class SecurityAnalysisResultSerializer extends StdSerializer<SecurityAnalysisResult> {

    public static final String VERSION = "1.7";

    public SecurityAnalysisResultSerializer() {
        super(SecurityAnalysisResult.class);
    }

    @Override
    public void serialize(SecurityAnalysisResult result, JsonGenerator jsonGenerator, SerializerProvider serializerProvider) throws IOException {
        jsonGenerator.writeStartObject();
        jsonGenerator.writeStringField("version", VERSION);
        if (result.getNetworkMetadata() != null) {
            serializerProvider.defaultSerializeField("network", result.getNetworkMetadata(), jsonGenerator);
        }
        serializerProvider.defaultSerializeField("preContingencyResult", result.getPreContingencyResult(), jsonGenerator);
        serializerProvider.defaultSerializeField("postContingencyResults", result.getPostContingencyResults(), jsonGenerator);
        serializerProvider.defaultSerializeField("operatorStrategyResults", result.getOperatorStrategyResults(), jsonGenerator);
        JsonUtil.writeExtensions(result, jsonGenerator, serializerProvider);

        jsonGenerator.writeEndObject();
    }

    public static void write(SecurityAnalysisResult result, Writer writer) throws IOException {
        Objects.requireNonNull(result);
        Objects.requireNonNull(writer);

        ObjectMapper objectMapper = JsonUtil.createObjectMapper()
                .registerModule(new SecurityAnalysisJsonModule())
                .registerModule(new ActionJsonModule());

        ObjectWriter objectWriter = objectMapper.writerWithDefaultPrettyPrinter();
        objectWriter.writeValue(writer, result);
    }
}