io.druid.query.search.SearchQueryRunnerFactory Maven / Gradle / Ivy
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* Licensed to Metamarkets Group Inc. (Metamarkets) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Metamarkets 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 io.druid.query.search;
import com.google.inject.Inject;
import io.druid.query.ChainedExecutionQueryRunner;
import io.druid.query.QueryRunner;
import io.druid.query.QueryRunnerFactory;
import io.druid.query.QueryToolChest;
import io.druid.query.QueryWatcher;
import io.druid.query.Result;
import io.druid.segment.Segment;
import java.util.concurrent.ExecutorService;
/**
*/
public class SearchQueryRunnerFactory implements QueryRunnerFactory, SearchQuery>
{
private final SearchStrategySelector strategySelector;
private final SearchQueryQueryToolChest toolChest;
private final QueryWatcher queryWatcher;
@Inject
public SearchQueryRunnerFactory(
SearchStrategySelector strategySelector,
SearchQueryQueryToolChest toolChest,
QueryWatcher queryWatcher
)
{
this.strategySelector = strategySelector;
this.toolChest = toolChest;
this.queryWatcher = queryWatcher;
}
@Override
public QueryRunner> createRunner(final Segment segment)
{
return new SearchQueryRunner(segment, strategySelector);
}
@Override
public QueryRunner> mergeRunners(
ExecutorService queryExecutor, Iterable>> queryRunners
)
{
return new ChainedExecutionQueryRunner>(
queryExecutor, queryWatcher, queryRunners
);
}
@Override
public QueryToolChest, SearchQuery> getToolchest()
{
return toolChest;
}
}