// Copyright 2017 JanusGraph Authors
//
// 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.
package org.janusgraph.diskstorage.configuration;
import org.janusgraph.diskstorage.BackendException;
import org.janusgraph.diskstorage.util.time.TimestampProviders;
import org.janusgraph.diskstorage.configuration.backend.KCVSConfiguration;
import org.janusgraph.diskstorage.keycolumnvalue.KeyColumnValueStoreManager;
import org.janusgraph.diskstorage.keycolumnvalue.StoreTransaction;
import org.janusgraph.diskstorage.keycolumnvalue.inmemory.InMemoryStoreManager;
import org.janusgraph.diskstorage.util.BackendOperation;
import org.janusgraph.diskstorage.util.StandardBaseTransactionConfig;
import org.janusgraph.graphdb.configuration.GraphDatabaseConfiguration;
/**
* @author Matthias Broecheler (me@matthiasb.com)
*/
public class KCVSConfigTest extends WritableConfigurationTest {
@Override
public WriteConfiguration getConfig() {
final KeyColumnValueStoreManager manager = new InMemoryStoreManager(Configuration.EMPTY);
ModifiableConfiguration config = GraphDatabaseConfiguration.buildGraphConfiguration();
config.set(GraphDatabaseConfiguration.TIMESTAMP_PROVIDER, TimestampProviders.MICRO);
try {
return new KCVSConfiguration(new BackendOperation.TransactionalProvider() {
@Override
public StoreTransaction openTx() throws BackendException {
return manager.beginTransaction(StandardBaseTransactionConfig.of(TimestampProviders.MICRO, manager.getFeatures().getKeyConsistentTxConfig()));
}
@Override
public void close() throws BackendException {
manager.close();
}
}, config, manager.openDatabase("janusgraph"),"general");
} catch (BackendException e) {
throw new RuntimeException(e);
}
}
}