1 /* 2 * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package com.sun.corba.se.impl.encoding; 26 27 import java.util.LinkedList; 28 import java.util.NoSuchElementException; 29 import java.util.LinkedList; 30 31 /** 32 * Simple unsynchronized queue implementation for ByteBufferWithInfos. 33 */ 34 // XREVISIT - Should be in orbutil or package private 35 public class BufferQueue 36 { 37 private LinkedList list = new LinkedList(); 38 39 public void enqueue(ByteBufferWithInfo item) 40 { 41 list.addLast(item); 42 } 43 44 public ByteBufferWithInfo dequeue() throws NoSuchElementException 45 { 46 return (ByteBufferWithInfo)list.removeFirst(); 47 } 48 49 public int size() 50 { 51 return list.size(); 52 } 53 54 // Adds the given ByteBufferWithInfo to the front 55 // of the queue. 56 public void push(ByteBufferWithInfo item) 57 { 58 list.addFirst(item); 59 } 60 }