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/*
* ============LICENSE_START=======================================================
* ONAP : DATALAKE
* ================================================================================
* Copyright 2019 China Mobile
*=================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.datalake.feeder.service;
import java.io.IOException;
import java.util.HashSet;
import java.util.Optional;
import java.util.Set;
import org.onap.datalake.feeder.config.ApplicationConfiguration;
import org.onap.datalake.feeder.dto.TopicConfig;
import org.onap.datalake.feeder.domain.Db;
import org.onap.datalake.feeder.domain.Topic;
import org.onap.datalake.feeder.repository.DbRepository;
import org.onap.datalake.feeder.repository.TopicRepository;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
/**
* Service for topics
*
* @author Guobiao Mo
*
*/
@Service
public class TopicService {
private final Logger log = LoggerFactory.getLogger(this.getClass());
@Autowired
private ApplicationConfiguration config;
@Autowired
private TopicRepository topicRepository;
@Autowired
private ElasticsearchService elasticsearchService;
@Autowired
private DbRepository dbRepository;
public Topic getEffectiveTopic(String topicStr) {
try {
return getEffectiveTopic(topicStr, false);
} catch (IOException e) {
log.error(topicStr, e);
}
return null;
}
public Topic getEffectiveTopic(String topicStr, boolean ensureTableExist) throws IOException {
Topic topic = getTopic(topicStr);
if (topic == null) {
topic = getDefaultTopic().clone();
topic.setName(topicStr);
}
if(ensureTableExist && topic.isEnabled() && topic.supportElasticsearch()) {
elasticsearchService.ensureTableExist(topicStr);
}
return topic;
}
public Topic getTopic(String topicStr) {
Optional<Topic> ret = topicRepository.findById(topicStr);
return ret.isPresent() ? ret.get() : null;
}
public Topic getDefaultTopic() {
return getTopic(config.getDefaultTopicName());
}
public boolean istDefaultTopic(Topic topic) {
if (topic == null) {
return false;
}
return topic.getName().equals(config.getDefaultTopicName());
}
public void fillTopicConfiguration(TopicConfig tConfig, Topic wTopic)
{
fillTopic(tConfig, wTopic);
}
public Topic fillTopicConfiguration(TopicConfig tConfig)
{
Topic topic = new Topic();
fillTopic(tConfig, topic);
return topic;
}
private void fillTopic(TopicConfig tConfig, Topic topic)
{
Set<Db> relateDb = new HashSet<>();
topic.setName(tConfig.getName());
topic.setLogin(tConfig.getLogin());
topic.setPass(tConfig.getPassword());
topic.setEnabled(tConfig.isEnable());
topic.setSaveRaw(tConfig.isSaveRaw());
topic.setTtl(tConfig.getTtl());
topic.setCorrelateClearedMessage(tConfig.isCorrelatedClearredMessage());
topic.setDataFormat(tConfig.getDataFormat());
topic.setMessageIdPath(tConfig.getMessageIdPath());
if(tConfig.getSinkdbs() != null) {
for (String item : tConfig.getSinkdbs()) {
Db sinkdb = dbRepository.findByName(item);
if (sinkdb != null) {
relateDb.add(sinkdb);
}
}
if(relateDb.size() > 0)
topic.setDbs(relateDb);
else if(relateDb.size() == 0)
{
topic.getDbs().clear();
}
}else
{
topic.setDbs(relateDb);
}
}
}
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