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 
17 package benchmarks.regression;
18 
19 import java.net.InetAddress;
20 import java.net.UnknownHostException;
21 
22 public class DnsBenchmark {
timeDns(int reps)23     public void timeDns(int reps) throws Exception {
24         String[] hosts = new String[] {
25             "www.amazon.com",
26             "z-ecx.images-amazon.com",
27             "g-ecx.images-amazon.com",
28             "ecx.images-amazon.com",
29             "ad.doubleclick.com",
30             "bpx.a9.com",
31             "d3dtik4dz1nej0.cloudfront.net",
32             "uac.advertising.com",
33             "servedby.advertising.com",
34             "view.atdmt.com",
35             "rmd.atdmt.com",
36             "spe.atdmt.com",
37             "www.google.com",
38             "www.cnn.com",
39             "bad.host.mtv.corp.google.com",
40         };
41         for (int i = 0; i < reps; ++i) {
42             try {
43                 InetAddress.getByName(hosts[i % hosts.length]);
44             } catch (UnknownHostException ex) {
45             }
46         }
47     }
48 }
49