1 /*
2  * Copyright (C) 2014 The Android Open Source Project
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 public class Main {
18   private Object[] data;
19   private int size;
20 
Main()21   public Main() {
22     data = new Object[4];
23     size = 0;
24   }
25 
removeElementAt(int index)26   public void removeElementAt(int index) {
27     for (int i = index; i < size - 1; i++) {
28       data[i] = data[i + 1];
29     }
30     data[--size] = null;
31   }
32 
main(String[] args)33   public static void main(String[] args) {
34     Main main = new Main();
35     main.size++;
36     main.removeElementAt(0);
37     if (main.size != 0) {
38       throw new Error("Unexpected size");
39     }
40   }
41 }
42