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.core.joran.spi;

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

import ch.qos.logback.core.joran.event.BodyEvent;
import ch.qos.logback.core.joran.event.EndEvent;
import ch.qos.logback.core.joran.event.SaxEvent;
import ch.qos.logback.core.joran.event.StartEvent;

public class EventPlayer {

    final Interpreter interpreter;
    List<SaxEvent> eventList;
    int currentIndex;

    public EventPlayer(Interpreter interpreter) {
        this.interpreter = interpreter;
    }

    
Return a copy of the current event list in the player.
Returns:
Since:
0.9.20/**
     * Return a copy of the current event list in the player.
     * @return

     * @since 0.9.20
     */
    public List<SaxEvent> getCopyOfPlayerEventList() {
        return new ArrayList<SaxEvent>(eventList);
    }

    public void play(List<SaxEvent> aSaxEventList) {
        eventList = aSaxEventList;
        SaxEvent se;
        for (currentIndex = 0; currentIndex < eventList.size(); currentIndex++) {
            se = eventList.get(currentIndex);

            if (se instanceof StartEvent) {
                interpreter.startElement((StartEvent) se);
                // invoke fireInPlay after startElement processing
                interpreter.getInterpretationContext().fireInPlay(se);
            }
            if (se instanceof BodyEvent) {
                // invoke fireInPlay before characters processing
                interpreter.getInterpretationContext().fireInPlay(se);
                interpreter.characters((BodyEvent) se);
            }
            if (se instanceof EndEvent) {
                // invoke fireInPlay before endElement processing
                interpreter.getInterpretationContext().fireInPlay(se);
                interpreter.endElement((EndEvent) se);
            }

        }
    }

    public void addEventsDynamically(List<SaxEvent> eventList, int offset) {
        this.eventList.addAll(currentIndex + offset, eventList);
    }
}