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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.util.HashMap;
import java.util.Map;
import org.onap.datalake.feeder.domain.Db;
import org.onap.datalake.feeder.domain.DbType;
import org.onap.datalake.feeder.enumeration.DbTypeEnum;
import org.onap.datalake.feeder.service.db.CouchbaseService;
import org.onap.datalake.feeder.service.db.DbStoreService;
import org.onap.datalake.feeder.service.db.ElasticsearchService;
import org.onap.datalake.feeder.service.db.HdfsService;
import org.onap.datalake.feeder.service.db.MongodbService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.stereotype.Service;
/**
* Service for Dbs
*
* @author Guobiao Mo
*
*/
@Service
public class DbService {
private final Logger log = LoggerFactory.getLogger(this.getClass());
@Autowired
private ApplicationContext context;
private Map<Integer, DbStoreService> dbStoreServiceMap = new HashMap<>();
public DbStoreService findDbStoreService(Db db) {
DbStoreService ret = dbStoreServiceMap.get(db.getId());
if (ret != null) {
return ret;
}
DbType dbType = db.getDbType();
DbTypeEnum dbTypeEnum = DbTypeEnum.valueOf(dbType.getId());
switch (dbTypeEnum) {
case CB:
ret = context.getBean(CouchbaseService.class, db);
break;
case ES:
ret = context.getBean(ElasticsearchService.class, db);
break;
case HDFS:
ret = context.getBean(HdfsService.class, db);
break;
case MONGO:
ret = context.getBean(MongodbService.class, db);
break;
default:
log.error("Should not have come here {}", db);
ret = null;
}
dbStoreServiceMap.put(db.getId(), ret);
return ret;
}
}
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