1 /**
2 * Copyright (c) 2008-2011, http://www.snakeyaml.org
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 package org.yaml.snakeyaml.util;
18
19 import java.util.ArrayList;
20
21 public class ArrayStack<T> {
22 private ArrayList<T> stack;
23
24 public ArrayStack(int initSize) {
25 stack = new ArrayList<T>(initSize);
26 }
27
28 public void push(T obj) {
29 stack.add(obj);
30 }
31
32 public T pop() {
33 return stack.remove(stack.size() - 1);
34 }
35
36 public boolean isEmpty() {
37 return stack.isEmpty();
38 }
39
40 public void clear() {
41 stack.clear();
42 }
43 }