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/*
* Copyright 2017 ZTE Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onap.holmes.dsa.dmaappolling;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.jvnet.hk2.annotations.Service;
import org.onap.holmes.common.api.stat.AlarmAdditionalField;
import org.onap.holmes.common.api.stat.VesAlarm;
@Service
public class DMaaPResponseUtil {
public VesAlarm convertJsonToVesAlarm(String responseJson) throws IOException {
ObjectMapper mapper = new ObjectMapper();
JsonNode jsonNode = mapper.readTree(responseJson);
VesAlarm vesAlarm = new VesAlarm();
JsonNode eventJson = jsonNode.get("event");
JsonNode commonEventHeaderJson = eventJson.get("commonEventHeader");
convertCommonEventHeaderJsonToEvent(commonEventHeaderJson, vesAlarm);
JsonNode faultFieldsJson = eventJson.get("faultFields");
convertFaultFieldsJsonToEvent(faultFieldsJson, vesAlarm);
return vesAlarm;
}
private void convertCommonEventHeaderJsonToEvent(JsonNode commonEventHeaderJson,
VesAlarm vesAlarm) {
vesAlarm.setDomain(commonEventHeaderJson.get("domain").asText());
vesAlarm.setEventId(commonEventHeaderJson.get("eventId").asText());
vesAlarm.setEventName(commonEventHeaderJson.get("eventName").asText());
vesAlarm.setEventType(getTextElementByNode(commonEventHeaderJson, "eventType"));
vesAlarm.setInternalHeaderFields(
getTextElementByNode(commonEventHeaderJson, "internalHeaderFields"));
vesAlarm.setLastEpochMicrosec(commonEventHeaderJson.get("lastEpochMicfrosec").asLong());
vesAlarm.setNfcNamingCode(getTextElementByNode(commonEventHeaderJson, "nfcNamingCode"));
vesAlarm.setNfNamingCode(getTextElementByNode(commonEventHeaderJson, "nfNamingCode"));
vesAlarm.setPriority(commonEventHeaderJson.get("priority").asText());
vesAlarm.setReportingEntityId(
getTextElementByNode(commonEventHeaderJson, "reportingEntityId"));
vesAlarm.setReportingEntityName(commonEventHeaderJson.get("reprotingEntityName").asText());
vesAlarm.setSequence(commonEventHeaderJson.get("sequence").asInt());
vesAlarm.setSourceId(getTextElementByNode(commonEventHeaderJson, "sourceId"));
vesAlarm.setSourceName(commonEventHeaderJson.get("sourceName").asText());
vesAlarm.setStartEpochMicrosec(commonEventHeaderJson.get("startEpochMicrosec").asLong());
vesAlarm.setVersion(commonEventHeaderJson.get("version").asLong());
}
private void convertFaultFieldsJsonToEvent(JsonNode faultFieldsJson, VesAlarm vesAlarm) {
vesAlarm.setAlarmAdditionalInformation(getListElementByNode(faultFieldsJson, "alarmAdditionalInformation"));
vesAlarm.setAlarmCondition(faultFieldsJson.get("alarmCondition").asText());
vesAlarm.setAlarmInterfaceA(getTextElementByNode(faultFieldsJson, "alarmInterfaceA"));
vesAlarm.setEventCategory(getTextElementByNode(faultFieldsJson,"eventCategory"));
vesAlarm.setEventSeverity(faultFieldsJson.get("eventSeverity").asText());
vesAlarm.setEventSourceType(faultFieldsJson.get("eventSourceType").asText());
vesAlarm.setFaultFieldsVersion(faultFieldsJson.get("faultFieldsVersion").asLong());
vesAlarm.setSpecificProblem(faultFieldsJson.get("specificProblem").asText());
vesAlarm.setVfStatus(faultFieldsJson.get("vfStatus").asText());
}
private String getTextElementByNode(JsonNode jsonNode,String name){
if(jsonNode.has(name)){
return jsonNode.get(name).asText();
}
return null;
}
private Long getLongElementByNode(JsonNode jsonNode, String name) {
if(jsonNode.has(name)){
return jsonNode.get(name).asLong();
}
return null;
}
private List<AlarmAdditionalField> getListElementByNode(JsonNode jsonNode, String name){
List<AlarmAdditionalField> alarms = new ArrayList<AlarmAdditionalField>();
if (jsonNode.has(name)) {
JsonNode alarmAdditionalInformations = jsonNode.get(name);
if (alarmAdditionalInformations.isArray()) {
alarmAdditionalInformations.forEach(alarm -> {
if(alarm.has("name") && alarm.has("value")) {
AlarmAdditionalField field = new AlarmAdditionalField();
field.setName(getTextElementByNode(alarm, "name"));
field.setName(getTextElementByNode(alarm, "value"));
alarms.add(field);
}
});
}
}
return alarms;
}
}
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