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 * DO NOT REMOVE OR ALTER!

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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,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

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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 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();

    }

}