ViolationLocationDeserializer.java
/**
* Copyright (c) 2024, 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.JsonParser;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
import com.powsybl.commons.json.JsonUtil;
import com.powsybl.security.BusBreakerViolationLocation;
import com.powsybl.security.NodeBreakerViolationLocation;
import com.powsybl.security.ViolationLocation;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* @author Etienne Lesot {@literal <etienne.lesot at rte-france.com>}
*/
public class ViolationLocationDeserializer extends StdDeserializer<ViolationLocation> {
private static final String BUS_IDS = "busIds";
private static final String VOLTAGE_LEVEL_ID = "voltageLevelId";
private static final String NODES = "nodes";
public ViolationLocationDeserializer() {
super(ViolationLocation.class);
}
@Override
public ViolationLocation deserialize(JsonParser parser, DeserializationContext deserializationContext) throws IOException {
String voltageLevelId = null;
List<String> busIds = new ArrayList<>();
List<Integer> nodes = new ArrayList<>();
ViolationLocation.Type type = null;
while (parser.nextToken() != JsonToken.END_OBJECT) {
switch (parser.currentName()) {
case "type":
parser.nextToken();
type = JsonUtil.readValue(deserializationContext, parser, ViolationLocation.Type.class);
break;
case BUS_IDS:
parser.nextToken();
busIds = JsonUtil.readList(deserializationContext, parser, String.class);
break;
case VOLTAGE_LEVEL_ID:
voltageLevelId = parser.nextTextValue();
break;
case NODES:
parser.nextToken();
nodes = JsonUtil.readList(deserializationContext, parser, Integer.class);
break;
default:
throw new IllegalStateException("Unexpected field: " + parser.currentName());
}
}
if (type == ViolationLocation.Type.NODE_BREAKER) {
return new NodeBreakerViolationLocation(voltageLevelId, nodes);
} else if (type == ViolationLocation.Type.BUS_BREAKER) {
return new BusBreakerViolationLocation(busIds);
} else {
throw new IllegalStateException("type should be among [NODE_BREAKER, BUS_BREAKER].");
}
}
}