001/** 002 * Logback: the reliable, generic, fast and flexible logging framework. 003 * Copyright (C) 1999-2015, QOS.ch. All rights reserved. 004 * 005 * This program and the accompanying materials are dual-licensed under 006 * either the terms of the Eclipse Public License v1.0 as published by 007 * the Eclipse Foundation 008 * 009 * or (per the licensee's choosing) 010 * 011 * under the terms of the GNU Lesser General Public License version 2.1 012 * as published by the Free Software Foundation. 013 */ 014package ch.qos.logback.core.joran.spi; 015 016import java.util.ArrayList; 017import java.util.List; 018 019import ch.qos.logback.core.joran.event.BodyEvent; 020import ch.qos.logback.core.joran.event.EndEvent; 021import ch.qos.logback.core.joran.event.SaxEvent; 022import ch.qos.logback.core.joran.event.StartEvent; 023 024public class EventPlayer { 025 026 final Interpreter interpreter; 027 List<SaxEvent> eventList; 028 int currentIndex; 029 030 public EventPlayer(Interpreter interpreter) { 031 this.interpreter = interpreter; 032 } 033 034 /** 035 * Return a copy of the current event list in the player. 036 * @return 037 * @since 0.9.20 038 */ 039 public List<SaxEvent> getCopyOfPlayerEventList() { 040 return new ArrayList<SaxEvent>(eventList); 041 } 042 043 public void play(List<SaxEvent> aSaxEventList) { 044 eventList = aSaxEventList; 045 SaxEvent se; 046 for (currentIndex = 0; currentIndex < eventList.size(); currentIndex++) { 047 se = eventList.get(currentIndex); 048 049 if (se instanceof StartEvent) { 050 interpreter.startElement((StartEvent) se); 051 // invoke fireInPlay after startElement processing 052 interpreter.getInterpretationContext().fireInPlay(se); 053 } 054 if (se instanceof BodyEvent) { 055 // invoke fireInPlay before characters processing 056 interpreter.getInterpretationContext().fireInPlay(se); 057 interpreter.characters((BodyEvent) se); 058 } 059 if (se instanceof EndEvent) { 060 // invoke fireInPlay before endElement processing 061 interpreter.getInterpretationContext().fireInPlay(se); 062 interpreter.endElement((EndEvent) se); 063 } 064 065 } 066 } 067 068 public void addEventsDynamically(List<SaxEvent> eventList, int offset) { 069 this.eventList.addAll(currentIndex + offset, eventList); 070 } 071}