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.boolex;

import java.util.ArrayList;
import java.util.List;

import org.slf4j.Marker;

import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.boolex.EvaluationException;
import ch.qos.logback.core.boolex.EventEvaluatorBase;


Evaluates to true when the logging event passed as parameter contains one of
the user-specified markers.

Author:Ceki Gülcü
/**
 * Evaluates to true when the logging event passed as parameter contains one of
 * the user-specified markers.
 * 
 * @author Ceki Gülcü
 */
public class OnMarkerEvaluator extends EventEvaluatorBase<ILoggingEvent> {

    List<String> markerList = new ArrayList<String>();

    public void addMarker(String markerStr) {
        markerList.add(markerStr);
    }

    
Return true if event passed as parameter contains one of the specified
user-markers.

/**
     * Return true if event passed as parameter contains one of the specified
     * user-markers.
     */
    public boolean evaluate(ILoggingEvent event) throws NullPointerException, EvaluationException {

        Marker eventsMarker = event.getMarker();
        if (eventsMarker == null) {
            return false;
        }

        for (String markerStr : markerList) {
            if (eventsMarker.contains(markerStr)) {
                return true;
            }
        }
        return false;
    }
}