// Copyright 2012 Georg-August-Universität Göttingen, Germany // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package de.ugoe.cs.autoquest.usability.util; import java.util.Collection; import com.google.common.collect.Iterables; import de.ugoe.cs.autoquest.tasktrees.treeifc.ITask; import de.ugoe.cs.autoquest.usability.rules.patterns.InteractionPatternVisitor; /** *
* Util class for {@link InteractionPatternVisitor}. *
* * @author Alexander Deicke */ public class PatternsVisitorUtil { private PatternsVisitorUtil() { // no instantiation } /** ** Gets the first sub task. *
* * @param tasks * collection of tasks * @return first sub task */ public static ITask firstSubtaskOf(Collection* Gets the last sub task. *
* * @param tasks * collection of tasks * @return last sub task */ public static ITask lastSubTaskOf(Collection