/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed 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.android.navigation;
import java.util.ArrayList;
class Stack<T> extends ArrayList<T> {
public void push(T a) {
add(a);
}
public T getLast() {
return get(size() - 1);
}
public T getLast(int i) {
return get(size() - 1 - i);
}
public T pop() {
return remove(size() - 1);
}
}