/*
 * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
 *
 * 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 also distributed with certain software (including but not
 * limited to OpenSSL) 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 included with MySQL.
 *
 * 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;

import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;

import com.mysql.cj.protocol.Message;
import com.mysql.cj.protocol.ProtocolEntityFactory;
import com.mysql.cj.protocol.Resultset;

public interface Query {

    public enum CancelStatus {
        NOT_CANCELED, CANCELED_BY_USER, CANCELED_BY_TIMEOUT;
    }

    /**
     * Returns the query id used when profiling
     * 
     * @return id
     */
    int getId();

    void setCancelStatus(CancelStatus cs);

    void checkCancelTimeout();

    <T extends Resultset, M extends Message> ProtocolEntityFactory<T, M> getResultSetFactory();

    Session getSession();

    Object getCancelTimeoutMutex();

    void resetCancelledState();

    void closeQuery();

    void addBatch(Object batch);

    /**
     * Get the batched args as added by the addBatch method(s).
     * The list is unmodifiable and might contain any combination of String,
     * ClientPreparedQueryBindings, or ServerPreparedQueryBindings depending on how the parameters were
     * batched.
     * 
     * @return an unmodifiable List of batched args
     */
    List<Object> getBatchedArgs();

    void clearBatchedArgs();

    int getResultFetchSize();

    void setResultFetchSize(int fetchSize);

    Resultset.Type getResultType();

    void setResultType(Resultset.Type resultSetType);

    int getTimeoutInMillis();

    void setTimeoutInMillis(int timeoutInMillis);

    CancelQueryTask startQueryTimer(Query stmtToCancel, int timeout);

    AtomicBoolean getStatementExecuting();

    String getCurrentDatabase();

    void setCurrentDatabase(String currentDb);

    boolean isClearWarningsCalled();

    void setClearWarningsCalled(boolean clearWarningsCalled);

    void statementBegins();

    void stopQueryTimer(CancelQueryTask timeoutTask, boolean rethrowCancelReason, boolean checkCancelTimeout);
}
