http://logback.qos.ch/logback-classic: logback-classic module (QOS.ch)
  • Ceki Gulcu
  • Joern Huxhorn 
Logback: the reliable, generic, fast and flexible logging framework.
Copyright (C) 1999-2015, QOS.ch. All rights reserved.
This program and the accompanying materials are dual-licensed under
either the terms of the Eclipse Public License v1.0 as published by
the Eclipse Foundation
  or (per the licensee's choosing)
under the terms of the GNU Lesser General Public License version 2.1
as published by the Free Software Foundation.

/**
 * Logback: the reliable, generic, fast and flexible logging framework.
 * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
 *
 * This program and the accompanying materials are dual-licensed under
 * either the terms of the Eclipse Public License v1.0 as published by
 * the Eclipse Foundation
 *
 *   or (per the licensee's choosing)
 *
 * under the terms of the GNU Lesser General Public License version 2.1
 * as published by the Free Software Foundation.
 */
package ch.qos.logback.classic.db;

import ch.qos.logback.classic.spi.ILoggingEvent;


Author:Ceki Gülcü
/**
 * @author Ceki Gülcü
 * 
 */
public class DBHelper {

    public static final short PROPERTIES_EXIST = 0x01;
    public static final short EXCEPTION_EXISTS = 0x02;

    public static short computeReferenceMask(ILoggingEvent event) {
        short mask = 0;

        int mdcPropSize = 0;
        if (event.getMDCPropertyMap() != null) {
            mdcPropSize = event.getMDCPropertyMap().keySet().size();
        }
        int contextPropSize = 0;
        if (event.getLoggerContextVO().getPropertyMap() != null) {
            contextPropSize = event.getLoggerContextVO().getPropertyMap().size();
        }

        if (mdcPropSize > 0 || contextPropSize > 0) {
            mask = PROPERTIES_EXIST;
        }
        if (event.getThrowableProxy() != null) {
            mask |= EXCEPTION_EXISTS;
        }
        return mask;
    }
}