1/*
2 * Copyright (C) 2007 The Guava Authors
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
17package com.google.common.collect.testing;
18
19import com.google.common.annotations.GwtCompatible;
20import com.google.common.collect.testing.SampleElements.Colliders;
21
22import java.util.List;
23
24/**
25 * A generator using sample elements whose hash codes all collide badly.
26 *
27 * @author Kevin Bourrillion
28 */
29@GwtCompatible
30public abstract class TestCollidingSetGenerator
31    implements TestSetGenerator<Object> {
32  @Override
33  public SampleElements<Object> samples() {
34    return new Colliders();
35  }
36
37  @Override
38  public Object[] createArray(int length) {
39    return new Object[length];
40  }
41
42  /** Returns the original element list, unchanged. */
43  @Override
44  public List<Object> order(List<Object> insertionOrder) {
45    return insertionOrder;
46  }
47}
48