hazelcast-master/hazelcast/src/main/java/com/hazelcast/query/impl/predicates/QueryOptimizer.java
/*
 * Copyright (c) 2008-2023, Hazelcast, Inc. All Rights Reserved.
 *
 * 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 com.hazelcast.query.impl.predicates;

import com.hazelcast.query.Predicate;
import com.hazelcast.query.impl.Indexes;

/**
 * Optimizes predicate for faster execution.
 * It has to treat input predicate as immutable. It may return the same instance
 * if no optimization has been performed.
*/
public interface QueryOptimizer {
    <K, V> Predicate<K, V> optimize(Predicate<K, V> predicate, Indexes indexes);
}
