/**
* 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.
*/
/**
* Driver to set up an embedded MongoDB database instance for use in our
* unit tests. We use embedded mongodb which is available from
* https://github.com/flapdoodle-oss/embedmongo.flapdoodle.de
*/
package org.apache.gora.mongodb;
import org.apache.gora.GoraTestDriver;
import org.apache.gora.mongodb.store.MongoStore;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.mongodb.Mongo;
import com.mongodb.MongoClient;
import de.flapdoodle.embed.mongo.MongodExecutable;
import de.flapdoodle.embed.mongo.MongodProcess;
import de.flapdoodle.embed.mongo.MongodStarter;
import de.flapdoodle.embed.mongo.config.IMongodConfig;
import de.flapdoodle.embed.mongo.config.MongodConfigBuilder;
import de.flapdoodle.embed.mongo.config.Net;
import de.flapdoodle.embed.mongo.distribution.Version;
import de.flapdoodle.embed.process.runtime.Network;
public class GoraMongodbTestDriver extends GoraTestDriver {
private static Logger log = LoggerFactory
.getLogger(GoraMongodbTestDriver.class);
private MongodExecutable _mongodExe;
private MongodProcess _mongod;
private MongoClient _mongo;
/**
* Constructor for this class.
*/
public GoraMongodbTestDriver() {
super(MongoStore.class);
}
/**
* Initiate the MongoDB server on the default port
*/
@Override
public void setUpClass() throws Exception {
super.setUpClass();
MongodStarter runtime = MongodStarter.getDefaultInstance();
int port = Network.getFreeServerPort();
IMongodConfig mongodConfig = new MongodConfigBuilder()
.version(Version.Main.PRODUCTION)
.net(new Net(port, Network.localhostIsIPv6())).build();
// Store Mongo server "host:port" in Hadoop configuration
// so that MongoStore will be able to get it latter
conf.set(MongoStore.PROP_MONGO_SERVERS, "127.0.0.1:" + port);
log.info("Starting embedded Mongodb server on {} port.", port);
try {
_mongodExe = runtime.prepare(mongodConfig);
_mongod = _mongodExe.start();
_mongo = new MongoClient("localhost", port);
} catch (Exception e) {
log.error("Error starting embedded Mongodb server... tearing down test driver.");
tearDownClass();
}
}
/**
* Tear the server down
*/
@Override
public void tearDownClass() throws Exception {
log.info("Shutting down mongodb server...");
super.tearDownClass();
_mongod.stop();
_mongodExe.stop();
}
public Mongo getMongo() {
return _mongo;
}
}