content: /**
   * This file is part of Aion-Lightning <aion-lightning.org>.
   *
   *  Aion-Lightning is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  Aion-Lightning is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details. *
   *  You should have received a copy of the GNU General Public License
   *  along with Aion-Lightning.
   *  If not, see <http://www.gnu.org/licenses/>.
   */
  
  package com.aionl.slf4j.conversion;
  
  import java.io.File;
  
  import ch.qos.logback.core.rolling.TriggeringPolicyBase;
  
  /**
   * SimpleStartupTriggeringPolicy triggers a rollover once at startup only. This
   * is useful for preserving older logfiles during development.
   * 
   * @author Rick Beton
   */
  public final class SimpleStartupTriggeringPolicy<E> extends TriggeringPolicyBase<E> {
  
  	private boolean fired = false;
  
  	@Override
  	public boolean isTriggeringEvent(File activeFile, E event) {
  		boolean result = (!this.fired) && (activeFile.length() > 0L);
  		this.fired = true;
  		if (result) {
  			addInfo("Triggering rollover for " + activeFile);
  		}
  		return result;
  	}
  }