1 /* 2 * $Id: Probe.java 21549 2011-03-11 10:55:11Z pablo.kraan $ 3 * -------------------------------------------------------------------------------------- 4 * Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com 5 * 6 * The software in this package is published under the terms of the CPAL v1.0 7 * license, a copy of which has been included with this distribution in the 8 * LICENSE.txt file. 9 */ 10 11 package org.mule.tck.probe; 12 13 /** 14 * A probe indicates whether the state of the system satisfies a given criteria 15 */ 16 public interface Probe 17 { 18 19 /** 20 * Indicates wheter or not the specified criteria was met or not. 21 * 22 * @return true if the criteria is satisfied. 23 */ 24 boolean isSatisfied(); 25 26 /** 27 * Describes the cause of the criteria failure for further analysis. 28 * 29 * @return the error message. 30 */ 31 String describeFailure(); 32 }