/*
 * 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 io.trino.sql.planner;

import com.google.common.collect.ImmutableMap;
import io.trino.sql.planner.iterative.RuleStats;
import io.trino.sql.planner.optimizations.OptimizerStats;
import io.trino.sql.planner.optimizations.PlanOptimizer;

import java.util.List;
import java.util.Map;

public interface PlanOptimizersFactory
{
    List<PlanOptimizer> get();

    default Map<Class<?>, OptimizerStats> getOptimizerStats()
    {
        return ImmutableMap.of();
    }

    default Map<Class<?>, RuleStats> getRuleStats()
    {
        return ImmutableMap.of();
    }
}
