content: /*******************************************************************************
   * Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *    Marc R. Hoffmann - initial API and implementation
   *    
   *******************************************************************************/
  package org.jacoco.core.test.perf;
  
  /**
   * Interface to report performance figures to.
   */
  public interface IPerfOutput {
  
  	/** Indicator for no reference time given */
  	long NO_REFERENCE = Long.MIN_VALUE;
  
  	/**
  	 * Reports the result of a time measurement with a optional reference time
  	 * for comparison.
  	 * 
  	 * @param description
  	 *            textual description of the test case
  	 * @param duration
  	 *            duration in nano seconds
  	 * @param reference
  	 *            optional reference time in nano seconds
  	 */
  	void writeTimeResult(String description, long duration, long reference);
  
  	/**
  	 * Reports the result of a byte size measurement with a optional reference
  	 * size for comparison.
  	 * 
  	 * @param description
  	 *            textual description of the test case
  	 * @param size
  	 *            size in bytes
  	 * @param reference
  	 *            optional reference size in bytes
  	 */
  	void writeByteResult(String description, long size, long reference);
  
  }
  