// 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 com.google.common.collect.ImmutableList;
/**
* @author Matthias Broecheler (me@matthiasb.com)
*/
public interface ReadConfiguration {
public static final ReadConfiguration EMPTY = new ReadConfiguration() {
@Override
public<O> O get(String key, Class<O> datatype) {
return null;
}
@Override
public Iterable<String> getKeys(String prefix) {
return ImmutableList.of();
}
@Override
public void close() {
//Nothing
}
};
public<O> O get(String key, Class<O> datatype);
public Iterable<String> getKeys(String prefix);
public void close();
}