/*
 * SPDX-License-Identifier: Apache-2.0
 *
 * The OpenSearch Contributors require contributions made to
 * this file be licensed under the Apache-2.0 license or a
 * compatible open source license.
 */

/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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.
 */

/*
 * Modifications Copyright OpenSearch Contributors. See
 * GitHub history for details.
 */

package org.opensearch.index.query;

import org.opensearch.core.xcontent.XContentParser;
import org.opensearch.core.xcontent.XContent;

import java.io.IOException;

/**
 * Defines a query parser that is able to parse {@link QueryBuilder}s from {@link XContent}.
 *
 * @opensearch.internal
 */
@FunctionalInterface
public interface QueryParser<QB extends QueryBuilder> {
    /**
     * Creates a new {@link QueryBuilder} from the query held by the
     * {@link XContentParser}. The state on the parser contained in this context
     * will be changed as a side effect of this method call
     */
    QB fromXContent(XContentParser parser) throws IOException;
}