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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
package org.gridsuite.securityanalysis.server.service;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.powsybl.commons.io.TreeDataFormat;
import com.powsybl.commons.report.ReportNode;
import com.powsybl.commons.report.TypedValue;
import com.powsybl.contingency.Contingency;
Expand All @@ -20,6 +21,8 @@
import com.powsybl.iidm.network.Network;
import com.powsybl.iidm.network.NetworkFactory;
import com.powsybl.iidm.network.VariantManagerConstants;
import com.powsybl.iidm.serde.ExportOptions;
import com.powsybl.iidm.serde.ImportOptions;
import com.powsybl.iidm.serde.NetworkSerDe;
import com.powsybl.loadflow.LoadFlowResult;
import com.powsybl.network.store.client.NetworkStoreService;
Expand All @@ -40,11 +43,10 @@
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.UUID;
import java.io.*;
import java.util.*;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Consumer;
Expand All @@ -66,6 +68,22 @@ public class SecurityAnalysisWorkerService extends AbstractWorkerService<Securit

private Function<String, SecurityAnalysis.Runner> securityAnalysisFactorySupplier;

private static final Set<String> OPENLOADFLOW_SECURITY_ANALYSIS_EXTENSIONS = Set.of(
"detail",
"slackTerminal",
"activePowerControl",
"voltageRegulation",
"lineFortescue",
"loadAsymmetrical",
"coordinatedReactiveControl",
"generatorFortescue",
"hvdcAngleDroopActivePowerControl",
"hvdcOperatorActivePowerRange",
"secondaryVoltageControl",
"voltagePerReactivePowerControl",
"standbyAutomaton",
"generatorRemoteReactivePowerControl");

public SecurityAnalysisWorkerService(NetworkStoreService networkStoreService, ActionsService actionsService, ReportService reportService,
SecurityAnalysisResultService resultService, ObjectMapper objectMapper,
SecurityAnalysisRunnerSupplier securityAnalysisRunnerSupplier, NotificationService notificationService, ExecutionService executionService,
Expand Down Expand Up @@ -125,7 +143,7 @@ protected CompletableFuture<SecurityAnalysisResult> getCompletableFuture(Securit
String originalVariant = originalNetwork.getVariantManager().getWorkingVariantId();
originalNetwork.getVariantManager().setWorkingVariant(variantId);

network = NetworkSerDe.copy(originalNetwork, NetworkFactory.find("Default"));
network = copy(originalNetwork, NetworkFactory.find("Default"));
if (!variantId.equals(VariantManagerConstants.INITIAL_VARIANT_ID)) {
network.getVariantManager().cloneVariant(VariantManagerConstants.INITIAL_VARIANT_ID, variantId);
}
Expand All @@ -148,6 +166,30 @@ protected CompletableFuture<SecurityAnalysisResult> getCompletableFuture(Securit
.thenApply(SecurityAnalysisReport::getResult);
}

private static Network copy(Network network, NetworkFactory networkFactory) {
Objects.requireNonNull(network);
Objects.requireNonNull(networkFactory);
PipedOutputStream pos = new PipedOutputStream();
try (InputStream is = new PipedInputStream(pos)) {
ForkJoinPool.commonPool().execute(() -> {
try {
NetworkSerDe.write(network, new ExportOptions().setExtensions(OPENLOADFLOW_SECURITY_ANALYSIS_EXTENSIONS).setFormat(TreeDataFormat.JSON), pos);
} catch (Exception t) {
LOGGER.error(t.toString(), t);
} finally {
try {
pos.close();
} catch (IOException e) {
LOGGER.error(e.toString(), e);
}
}
});
return NetworkSerDe.read(is, new ImportOptions().setExtensions(OPENLOADFLOW_SECURITY_ANALYSIS_EXTENSIONS).setFormat(TreeDataFormat.JSON), null, networkFactory, ReportNode.NO_OP);
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}

private List<LimitReduction> createLimitReductions(SecurityAnalysisRunContext runContext) {
List<LimitReduction> limitReductions = new ArrayList<>(limitReductionService.getVoltageLevels().size() * limitReductionService.getLimitDurations().size());

Expand Down
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