1/*
2 * Copyright (c) 2007 Mockito contributors
3 * This program is made available under the terms of the MIT License.
4 */
5package org.mockito.internal.util.collections;
6
7import java.util.LinkedList;
8
9@SuppressWarnings("unchecked")
10public class IdentitySet {
11
12    LinkedList list = new LinkedList();
13
14    public boolean contains(Object o) {
15        for(Object existing:list) {
16            if (existing == o) {
17                return true;
18            }
19        }
20        return false;
21    }
22
23    public void add(Object o) {
24        list.add(o);
25    }
26}