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/*
 * Copyright (c) 2015, 2024, Oracle and/or its affiliates.
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, version 2.0, as published by
 * the Free Software Foundation.
 *
 * This program is designed to work with certain software that is licensed under separate terms, as designated in a particular file or component or in
 * included license documentation. The authors of MySQL hereby grant you an additional permission to link the program and your derivative works with the
 * separately licensed software that they have either included with the program or referenced in the documentation.
 *
 * Without limiting anything contained in the foregoing, this file, which is part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
 * version 1.0, a copy of which can be found at http://oss.oracle.com/licenses/universal-foss-exception.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0, for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

package com.mysql.cj.protocol.x;

import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.stream.Collectors;

import com.mysql.cj.protocol.ProtocolEntity;
import com.mysql.cj.protocol.Warning;
import com.mysql.cj.xdevapi.Result;
import com.mysql.cj.xdevapi.WarningImpl;

/**
 * ProtocolEntity representing a {@link StatementExecuteOk} message.
 */
public class StatementExecuteOk implements ProtocolEntity, Result {

    private long rowsAffected = 0;
    private Long lastInsertId = null;
    private List generatedIds;
    private List warnings;

    public StatementExecuteOk() {
        this.generatedIds = Collections.emptyList();
        this.warnings = new ArrayList<>();
    }

    public StatementExecuteOk(long rowsAffected, Long lastInsertId, List generatedIds, List warnings) {
        this.rowsAffected = rowsAffected;
        this.lastInsertId = lastInsertId;
        this.generatedIds = Collections.unmodifiableList(generatedIds);
        this.warnings = warnings; // should NOT be null
    }

    @Override
    public long getAffectedItemsCount() {
        return this.rowsAffected;
    }

    public Long getLastInsertId() {
        return this.lastInsertId;
    }

    public List getGeneratedIds() {
        return this.generatedIds;
    }

    @Override
    public int getWarningsCount() {
        return this.warnings.size();
    }

    @Override
    public Iterator getWarnings() {
        return this.warnings.stream().map(w -> (com.mysql.cj.xdevapi.Warning) new WarningImpl(w)).collect(Collectors.toList()).iterator();
    }

}