/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.cyclop.service.importer.intern;
import java.io.InputStream;
import java.util.Scanner;
import javax.inject.Inject;
import org.apache.commons.lang3.time.StopWatch;
import org.cyclop.common.AppConfig;
import org.cyclop.service.importer.QueryImporter;
import org.cyclop.service.importer.ResultWriter;
import org.cyclop.service.importer.model.ImportConfig;
import org.cyclop.service.importer.model.ImportStats;
import org.cyclop.validation.EnableValidation;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/** @author Maciej Miklas */
@EnableValidation
abstract class AbstractImporter implements QueryImporter {
private final static Logger LOG = LoggerFactory.getLogger(AbstractImporter.class);
@Inject
protected AppConfig conf;
@Override
public final ImportStats importScript(InputStream input, ResultWriter resultWriter, ImportConfig config) {
LOG.debug("Starting query import");
StopWatch timer = new StopWatch();
timer.start();
StatsCollector status = new StatsCollector();
Scanner scanner = new Scanner(input, conf.queryImport.encoding);
scanner.useDelimiter(conf.queryImport.listSeparatorRegEx);
LOG.debug("Executing import");
execImport(scanner, resultWriter, status, config);
timer.stop();
ImportStats stats = new ImportStats(timer, status.success.get(), status.error.get());
LOG.debug("Import done: {}", stats);
return stats;
}
abstract void execImport(Scanner scanner, ResultWriter resultWriter, StatsCollector status, ImportConfig config);
}