
com.obj.nc.functions.sources.eventGenerator.EventGeneratorExecution Maven / Gradle / Ivy
/*
* Copyright (C) 2021 the original author or authors.
*
* This file is part of Notiflow
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see .
*/
package com.obj.nc.functions.sources.eventGenerator;
import com.obj.nc.domain.notifIntent.NotificationIntent;
import com.obj.nc.utils.JsonUtils;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import javax.validation.constraints.NotNull;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Comparator;
import java.util.List;
import java.util.function.Supplier;
import java.util.stream.Collectors;
@Component
@RequiredArgsConstructor
@Slf4j
@Deprecated
public class EventGeneratorExecution implements Supplier {
@Autowired
@NotNull
private EventGeneratorConfigProperties eventGeneratorConfigProperties;
@Override
public NotificationIntent get() {
return readNotificationIntentsFromFile();
}
private int eventFileIndex = 0;
public NotificationIntent readNotificationIntentsFromFile() {
try {
Path eventFile = null;
if (eventGeneratorConfigProperties.getFileName()==null) {
List eventFiles = Files.list(Paths.get(eventGeneratorConfigProperties.getSourceDir()))
.filter(path -> path.toString().endsWith(".json"))
.collect(Collectors.toList());
if (eventFiles.size()==0) {
return null;
}
eventFiles.sort(Comparator.comparing(eventFilePath -> eventFilePath.toAbsolutePath().toString()));
if (eventFileIndex>=eventFiles.size()) {
eventFileIndex = 0;
}
eventFile = eventFiles.get(eventFileIndex++);
} else {
eventFile = Paths.get(eventGeneratorConfigProperties.getSourceDir(), eventGeneratorConfigProperties.getFileName());
if (!Files.exists(eventFile)) {
log.error("Configuration is referencing file, which doesn't exists {}", eventFile);
return null;
}
}
NotificationIntent notificationIntent = JsonUtils.readObjectFromJSONFile(eventFile,NotificationIntent.class);
Files.delete(eventFile);
return notificationIntent;
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}
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