com.mysql.cj.log.LoggingProfilerEventHandler Maven / Gradle / Ivy

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JDBC Type 4 driver for MySQL
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/*
 * Copyright (c) 2007, 2020, 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 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.log;

import com.mysql.cj.Constants;
import com.mysql.cj.Query;
import com.mysql.cj.Session;
import com.mysql.cj.protocol.Resultset;

/**
 * A profile event handler that just logs to the standard logging mechanism of the driver.
 */
public class LoggingProfilerEventHandler implements ProfilerEventHandler {
    private Log logger;

    public LoggingProfilerEventHandler() {
    }

    public void consumeEvent(ProfilerEvent evt) {
        switch (evt.getEventType()) {
            case ProfilerEvent.TYPE_USAGE:
                this.logger.logWarn(evt);
                break;

            default:
                this.logger.logInfo(evt);
                break;
        }
    }

    public void destroy() {
        this.logger = null;
    }

    public void init(Log log) {
        this.logger = log;
    }

    @Override
    public void processEvent(byte eventType, Session session, Query query, Resultset resultSet, long eventDuration, Throwable eventCreationPoint,
            String message) {

        consumeEvent(new ProfilerEventImpl(eventType, //
                session == null ? "" : session.getHostInfo().getHost(), //
                session == null ? "" : session.getHostInfo().getDatabase(), //
                session == null ? ProfilerEvent.NA : session.getThreadId(), //
                query == null ? ProfilerEvent.NA : query.getId(), //
                resultSet == null ? ProfilerEvent.NA : resultSet.getResultId(), //
                eventDuration, //
                session == null ? Constants.MILLIS_I18N : session.getQueryTimingUnits(), //
                eventCreationPoint, message));

    }
}