| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 com.sun.org.apache.bcel.internal.util; |
| |
| import java.util.LinkedList; |
| import com.sun.org.apache.bcel.internal.classfile.JavaClass; |
| |
| /** |
| * Utility class implementing a (typesafe) queue of JavaClass |
| * objects. |
| * |
| * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A> |
| * @see ClassVector |
| */ |
| public class ClassQueue implements java.io.Serializable { |
| protected LinkedList vec = new LinkedList(); |
| |
| public void enqueue(JavaClass clazz) { vec.addLast(clazz); } |
| |
| public JavaClass dequeue() { |
| return (JavaClass)vec.removeFirst(); |
| } |
| |
| public boolean empty() { return vec.isEmpty(); } |
| |
| public String toString() { |
| return vec.toString(); |
| } |
| } |