/** * Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite * contributors * * This file is part of EvoSuite. * * EvoSuite is free software: you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation, either version 3.0 of the License, or * (at your option) any later version. * * EvoSuite 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 * Lesser Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>. */ package com.examples.with.different.packagename; import java.util.Collection; /** * Defines a collection that allows objects to be removed in some well-defined order. * <p> * The removal order can be based on insertion order (eg, a FIFO queue or a * LIFO stack), on access order (eg, an LRU cache), on some arbitrary comparator * (eg, a priority queue) or on any other well-defined ordering. * <p> * Note that the removal order is not necessarily the same as the iteration * order. A <code>Buffer</code> implementation may have equivalent removal * and iteration orders, but this is not required. * <p> * This interface does not specify any behavior for * {@link Object#equals(Object)} and {@link Object#hashCode} methods. It * is therefore possible for a <code>Buffer</code> implementation to also * also implement {@link java.util.List}, {@link java.util.Set} or * {@link Bag}. * * @since Commons Collections 2.1 * @version $Revision: 646777 $ $Date: 2008-04-10 13:33:15 +0100 (Thu, 10 Apr 2008) $ * * @author Avalon * @author Berin Loritsch * @author Paul Jack * @author Stephen Colebourne */ public interface Buffer extends Collection { /** * Gets and removes the next object from the buffer. * * @return the next object in the buffer, which is also removed * @throws BufferUnderflowException if the buffer is already empty */ Object remove(); /** * Gets the next object from the buffer without removing it. * * @return the next object in the buffer, which is not removed * @throws BufferUnderflowException if the buffer is empty */ Object get(); }