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/*
* Copyright (C) 2021 Samsung Electronics
* 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.a1pesimulator.service.pm;
import static org.onap.a1pesimulator.service.pm.FtpServerService.deletePMBulkFile;
import static org.onap.a1pesimulator.util.Constants.FILE_READY_CHANGE_IDENTIFIER;
import static org.onap.a1pesimulator.util.Constants.FILE_READY_CHANGE_TYPE;
import java.io.File;
import java.time.Instant;
import java.time.ZonedDateTime;
import java.time.temporal.ChronoUnit;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import org.onap.a1pesimulator.data.fileready.FileData;
import org.onap.a1pesimulator.data.fileready.FileReadyEvent;
import org.onap.a1pesimulator.data.fileready.NotificationFields;
import org.onap.a1pesimulator.data.fileready.NotificationFields.ArrayOfNamedHashMap;
import org.onap.a1pesimulator.data.ves.CommonEventHeader;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
import reactor.core.publisher.Mono;
/**
* Service for PM Bulk File creation and its handling
*/
@Service
public class FileReadyEventService {
private final FtpServerService ftpServerService;
@Value("${file.ready.version}")
private String version;
@Value("${file.ready.vesEventListenerVersion}")
private String vesEventListenerVersion;
@Value("${file.ready.domain}")
private String domain;
@Value("${file.ready.eventName}")
private String eventName;
@Value("${file.ready.fileFormatType}")
private String fileFormatType;
@Value("${file.ready.fileFormatVersion}")
private String fileFormatVersion;
@Value("${file.ready.notificationFieldsVersion}")
private String notificationFieldsVersion;
@Value("${file.ready.priority}")
private String priority;
@Value("${file.ready.reportingEntityName}")
private String reportingEntityName;
public FileReadyEventService(FtpServerService ftpServerService) {
this.ftpServerService = ftpServerService;
}
/**
* It will create FileReadyEvent.json which will go to VES Collector
*
* @return created FileReadyEvent
*/
protected Mono<FileData> createFileReadyEventAndDeleteTmpFile(Mono<FileData> fileMono) {
return fileMono
.map(this::createFileReadyEvent)
.doOnNext(file -> deleteTempArchivedBulkFile(file.getArchivedPmBulkFile()));
}
/**
* Creates File Ready Event
*
* @param fileData information about PM Bulk Files created in previous steps
* @return added newly created FileReadyEvent to FileData
*/
protected FileData createFileReadyEvent(FileData fileData) {
FileReadyEvent event = new FileReadyEvent();
CommonEventHeader commonEventHeader = getCommonHeader();
event.setCommonEventHeader(commonEventHeader);
commonEventHeader.setStartEpochMicrosec(ChronoUnit.MICROS.between(Instant.EPOCH, fileData.getStartEventDate()));
commonEventHeader.setLastEpochMicrosec(ChronoUnit.MICROS.between(Instant.EPOCH, fileData.getEndEventDate()));
event.setNotificationFields(getNotificationFields(fileData.getArchivedPmBulkFile().getName()));
fileData.setFileReadyEvent(event);
return fileData;
}
/**
* Creates NotificationFields section in FileReadyEvent
*
* @param fileName name of archived PM Bulk File
* @return NotificationFields object
*/
private NotificationFields getNotificationFields(String fileName) {
NotificationFields notificationFields = NotificationFields.builder()
.changeIdentifier(FILE_READY_CHANGE_IDENTIFIER)
.changeType(FILE_READY_CHANGE_TYPE)
.notificationFieldsVersion(notificationFieldsVersion).build();
ArrayOfNamedHashMap arrayOfNamedHashMap = new ArrayOfNamedHashMap();
Map<String, String> hashMapItems = new HashMap<>();
hashMapItems.put("location", ftpServerService.getFtpPath() + fileName);
hashMapItems.put("compression", "gzip");
hashMapItems.put("fileFormatType", fileFormatType);
hashMapItems.put("fileFormatVersion", fileFormatVersion);
arrayOfNamedHashMap.setName(fileName);
arrayOfNamedHashMap.setHashMap(hashMapItems);
notificationFields.setArrayOfNamedHashMap(Collections.singletonList(arrayOfNamedHashMap));
return notificationFields;
}
/**
* Creates CommonEventHeader
*
* @return created CommonEventHeader
*/
private CommonEventHeader getCommonHeader() {
return CommonEventHeader.builder()
.version(version)
.vesEventListenerVersion(vesEventListenerVersion)
.domain(domain)
.eventName(eventName)
.eventId(UUID.randomUUID().toString())
.priority(priority)
.reportingEntityName(reportingEntityName)
.sequence(0)
.timeZoneOffset(ZonedDateTime.now().getOffset().toString())
.build();
}
/**
* Deletes temporary archived PM Bulk File
*
* @param fileMono temporary archived PM Bulk File
*/
private void deleteTempArchivedBulkFile(File fileMono) {
deletePMBulkFile(fileMono);
}
}
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