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/*
 * 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,
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package com.sun.org.apache.bcel.internal.util;

import java.util.Stack;
import com.sun.org.apache.bcel.internal.classfile.JavaClass;

Utility class implementing a (typesafe) stack of JavaClass objects.
See Also:
Stack
Version:
$Id: ClassStack.java 1747278 2016-06-07 17:28:43Z britter $/**
 * Utility class implementing a (typesafe) stack of JavaClass objects.
 *
 * @version $Id: ClassStack.java 1747278 2016-06-07 17:28:43Z britter $
 * @see Stack
 */
public class ClassStack {

    private final Stack<JavaClass> stack = new Stack<>();


    public void push( final JavaClass clazz ) {
        stack.push(clazz);
    }


    public JavaClass pop() {
        return stack.pop();
    }


    public JavaClass top() {
        return stack.peek();
    }


    public boolean empty() {
        return stack.empty();
    }
}