1/*
2 * Copyright (C) 2010 Google Inc.
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 benchmarks;
18
19import com.google.caliper.Param;
20import com.google.caliper.Runner;
21import com.google.caliper.SimpleBenchmark;
22
23import java.util.Map;
24import java.util.HashMap;
25
26/**
27 * Is there a performance reason to "Prefer virtual over interface", as the
28 * Android documentation once claimed?
29 */
30public class VirtualVersusInterfaceBenchmark extends SimpleBenchmark {
31    public void timeMapPut(int reps) {
32        Map<String, String> map = new HashMap<String, String>();
33        for (int i = 0; i < reps; ++i) {
34            map.put("hello", "world");
35        }
36    }
37    public void timeHashMapPut(int reps) {
38        HashMap<String, String> map = new HashMap<String, String>();
39        for (int i = 0; i < reps; ++i) {
40            map.put("hello", "world");
41        }
42    }
43}
44