/**
* 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.apache.tajo;
import com.google.common.collect.Maps;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.tajo.benchmark.TPCH;
import org.apache.tajo.catalog.Options;
import org.apache.tajo.catalog.Schema;
import org.apache.tajo.storage.CSVFile;
import org.apache.tajo.util.FileUtil;
import java.io.File;
import java.io.IOException;
import java.sql.ResultSet;
import java.util.Map;
public class TpchTestBase {
private static final Log LOG = LogFactory.getLog(TpchTestBase.class);
String [] names;
String [] paths;
String [][] tables;
Schema[] schemas;
Map<String, Integer> nameMap = Maps.newHashMap();
protected TPCH tpch;
protected LocalTajoTestingUtility util;
private static TpchTestBase testBase;
static {
try {
testBase = new TpchTestBase();
testBase.setUp();
} catch (Exception e) {
LOG.error(e.getMessage(), e);
}
}
private TpchTestBase() throws IOException {
names = new String[] {"customer", "lineitem", "nation", "orders", "part", "partsupp", "region", "supplier"};
paths = new String[names.length];
for (int i = 0; i < names.length; i++) {
nameMap.put(names[i], i);
}
tpch = new TPCH();
tpch.loadSchemas();
tpch.loadQueries();
schemas = new Schema[names.length];
for (int i = 0; i < names.length; i++) {
schemas[i] = tpch.getSchema(names[i]);
}
tables = new String[names.length][];
File file;
for (int i = 0; i < names.length; i++) {
file = new File("src/test/tpch/" + names[i] + ".tbl");
if(!file.exists()) {
file = new File(System.getProperty("user.dir") + "/tajo-core/tajo-core-backend/src/test/tpch/" + names[i] + ".tbl");
}
tables[i] = FileUtil.readTextFile(file).split("\n");
paths[i] = file.getAbsolutePath();
}
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
private void setUp() throws Exception {
util = new LocalTajoTestingUtility();
Options opt = new Options();
opt.put(CSVFile.DELIMITER, "|");
util.setup(names, paths, schemas, opt);
}
public static TpchTestBase getInstance() {
return testBase;
}
public ResultSet execute(String query) throws Exception {
return util.execute(query);
}
public TajoTestingCluster getTestingCluster() {
return util.getTestingCluster();
}
public void tearDown() throws IOException {
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
}
util.shutdown();
}
}