/**
    * Logback: the reliable, generic, fast and flexible logging framework.
    * Copyright (C) 1999-2011, 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.sift;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import ch.qos.logback.core.Appender;
  import ch.qos.logback.core.Context;
  import ch.qos.logback.core.joran.event.SaxEvent;
  import ch.qos.logback.core.joran.spi.JoranException;
  
  public abstract class AppenderFactoryBase<E> {
  
    final List<SaxEvent> eventList;
    
    protected AppenderFactoryBase(List<SaxEvent> eventList) {
      this.eventList = new ArrayList<SaxEvent>(eventList);
      removeSiftElement();
    }
  
    void removeSiftElement() {
      eventList.remove(0);
      eventList.remove(eventList.size() - 1);
    }
  
    public abstract SiftingJoranConfiguratorBase<E> getSiftingJoranConfigurator(String k);
    
    Appender<E> buildAppender(Context context, String discriminatingValue) throws JoranException {
      SiftingJoranConfiguratorBase<E> sjc = getSiftingJoranConfigurator(discriminatingValue);
      sjc.setContext(context);
      sjc.doConfigure(eventList);
      return sjc.getAppender();
    }
  
    public List<SaxEvent> getEventList() {
      return eventList;
    }
  
  }