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      1 /*
      2  * Copyright (C) 2011 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 com.google.caliper.BeforeExperiment;
     20 import com.google.caliper.Param;
     21 import java.net.URI;
     22 import java.net.URL;
     23 
     24 public final class EqualsHashCodeBenchmark {
     25     private enum Type {
     26         URI() {
     27             @Override Object newInstance(String text) throws Exception {
     28                 return new URI(text);
     29             }
     30         },
     31         URL() {
     32             @Override Object newInstance(String text) throws Exception {
     33                 return new URL(text);
     34             }
     35         };
     36         abstract Object newInstance(String text) throws Exception;
     37     }
     38 
     39     private static final String QUERY = "%E0%AE%A8%E0%AE%BE%E0%AE%AE%E0%AF%8D+%E0%AE%AE%E0%AF%81%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AE%BF%E0%AE%AF%E0%AE%AE%E0%AE%BE%E0%AE%A9%2C+%E0%AE%9A%E0%AF%81%E0%AE%B5%E0%AE%BE%E0%AE%B0%E0%AE%B8%E0%AF%8D%E0%AE%AF%E0%AE%AE%E0%AE%BE%E0%AE%A9+%E0%AE%87%E0%AE%B0%E0%AF%81%E0%AE%AA%E0%AF%8D%E0%AE%AA%E0%AF%87%E0%AE%BE%E0%AE%AE%E0%AF%8D%2C+%E0%AE%86%E0%AE%A9%E0%AE%BE%E0%AE%B2%E0%AF%8D+%E0%AE%9A%E0%AE%BF%E0%AE%B2+%E0%AE%A8%E0%AF%87%E0%AE%B0%E0%AE%99%E0%AF%8D%E0%AE%95%E0%AE%B3%E0%AE%BF%E0%AE%B2%E0%AF%8D+%E0%AE%9A%E0%AF%82%E0%AE%B4%E0%AF%8D%E0%AE%A8%E0%AE%BF%E0%AE%B2%E0%AF%88+%E0%AE%8F%E0%AE%B1%E0%AF%8D%E0%AE%AA%E0%AE%9F%E0%AF%81%E0%AE%AE%E0%AF%8D+%E0%AE%8E%E0%AE%A9%E0%AF%8D%E0%AE%AA%E0%AE%A4%E0%AE%BE%E0%AE%B2%E0%AF%8D+%E0%AE%AA%E0%AE%A3%E0%AE%BF%E0%AE%AF%E0%AF%88%E0%AE%AF%E0%AF%81%E0%AE%AE%E0%AF%8D+%E0%AE%B5%E0%AE%B2%E0%AE%BF+%E0%AE%85%E0%AE%B5%E0%AE%B0%E0%AF%88+%E0%AE%9A%E0%AE%BF%E0%AE%B2+%E0%AE%AA%E0%AF%86%E0%AE%B0%E0%AE%BF%E0%AE%AF+%E0%AE%95%E0%AF%86%E0%AE%BE%E0%AE%B3%E0%AF%8D%E0%AE%AE%E0%AF%81%E0%AE%A4%E0%AE%B2%E0%AF%8D+%E0%AE%AE%E0%AF%81%E0%AE%9F%E0%AE%BF%E0%AE%AF%E0%AF%81%E0%AE%AE%E0%AF%8D.+%E0%AE%85%E0%AE%A4%E0%AF%81+%E0%AE%9A%E0%AE%BF%E0%AE%B2+%E0%AE%A8%E0%AE%A9%E0%AF%8D%E0%AE%AE%E0%AF%88%E0%AE%95%E0%AE%B3%E0%AF%88+%E0%AE%AA%E0%AF%86%E0%AE%B1+%E0%AE%A4%E0%AE%B5%E0%AE%BF%E0%AE%B0%2C+%E0%AE%8E%E0%AE%AA%E0%AF%8D%E0%AE%AA%E0%AF%87%E0%AE%BE%E0%AE%A4%E0%AF%81%E0%AE%AE%E0%AF%8D+%E0%AE%89%E0%AE%B4%E0%AF%88%E0%AE%95%E0%AF%8D%E0%AE%95+%E0%AE%89%E0%AE%9F%E0%AE%B1%E0%AF%8D%E0%AE%AA%E0%AE%AF%E0%AE%BF%E0%AE%B1%E0%AF%8D%E0%AE%9A%E0%AE%BF+%E0%AE%AE%E0%AF%87%E0%AE%B1%E0%AF%8D%E0%AE%95%E0%AF%86%E0%AE%BE%E0%AE%B3%E0%AF%8D%E0%AE%95%E0%AE%BF%E0%AE%B1%E0%AE%A4%E0%AF%81+%E0%AE%8E%E0%AE%99%E0%AF%8D%E0%AE%95%E0%AE%B3%E0%AF%81%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AF%81+%E0%AE%87%E0%AE%A4%E0%AF%81+%E0%AE%92%E0%AE%B0%E0%AF%81+%E0%AE%9A%E0%AE%BF%E0%AE%B1%E0%AE%BF%E0%AE%AF+%E0%AE%89%E0%AE%A4%E0%AE%BE%E0%AE%B0%E0%AE%A3%E0%AE%AE%E0%AF%8D%2C+%E0%AE%8E%E0%AE%9F%E0%AF%81%E0%AE%95%E0%AF%8D%E0%AE%95.+%E0%AE%B0%E0%AE%AF%E0%AE%BF%E0%AE%B2%E0%AF%8D+%E0%AE%8E%E0%AE%A8%E0%AF%8D%E0%AE%A4+%E0%AE%B5%E0%AE%BF%E0%AE%B3%E0%AF%88%E0%AE%B5%E0%AE%BE%E0%AE%95+%E0%AE%87%E0%AE%A9%E0%AF%8D%E0%AE%AA%E0%AE%AE%E0%AF%8D+%E0%AE%86%E0%AE%A9%E0%AF%8D%E0%AE%B2%E0%AF%88%E0%AE%A9%E0%AF%8D+%E0%AE%AA%E0%AE%AF%E0%AE%A9%E0%AF%8D%E0%AE%AA%E0%AE%BE%E0%AE%9F%E0%AF%81%E0%AE%95%E0%AE%B3%E0%AF%8D+%E0%AE%87%E0%AE%B0%E0%AF%81%E0%AE%95%E0%AF%8D%E0%AE%95+%E0%AE%B5%E0%AF%87%E0%AE%A3%E0%AF%8D%E0%AE%9F%E0%AF%81%E0%AE%AE%E0%AF%8D+%E0%AE%A4%E0%AE%AF%E0%AE%BE%E0%AE%B0%E0%AE%BF%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AF%81%E0%AE%AE%E0%AF%8D+%E0%AE%A4%E0%AE%B5%E0%AE%B1%E0%AF%81+%E0%AE%95%E0%AE%A3%E0%AF%8D%E0%AE%9F%E0%AF%81%E0%AE%AA%E0%AE%BF%E0%AE%9F%E0%AE%BF%E0%AE%95%E0%AF%8D%E0%AE%95+%E0%AE%B5%E0%AE%B0%E0%AF%81%E0%AE%AE%E0%AF%8D+%E0%AE%A8%E0%AE%BE%E0%AE%AE%E0%AF%8D+%E0%AE%A4%E0%AE%B1%E0%AF%8D%E0%AE%AA%E0%AF%87%E0%AE%BE%E0%AE%A4%E0%AF%81+%E0%AE%87%E0%AE%B0%E0%AF%81%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AE%BF%E0%AE%B1%E0%AF%87%E0%AE%BE%E0%AE%AE%E0%AF%8D.+%E0%AE%87%E0%AE%A8%E0%AF%8D%E0%AE%A4+%E0%AE%A8%E0%AE%BF%E0%AE%95%E0%AE%B4%E0%AF%8D%E0%AE%B5%E0%AF%81%E0%AE%95%E0%AE%B3%E0%AE%BF%E0%AE%B2%E0%AF%8D+%E0%AE%9A%E0%AF%86%E0%AE%AF%E0%AF%8D%E0%AE%A4%E0%AE%AA%E0%AE%BF%E0%AE%A9%E0%AF%8D+%E0%AE%85%E0%AE%AE%E0%AF%88%E0%AE%AA%E0%AF%8D%E0%AE%AA%E0%AE%BF%E0%AE%A9%E0%AF%8D+%E0%AE%95%E0%AE%A3%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AF%81%2C+%E0%AE%85%E0%AE%B5%E0%AE%B0%E0%AF%8D%E0%AE%95%E0%AE%B3%E0%AF%8D+%E0%AE%A4%E0%AE%B5%E0%AE%B1%E0%AF%81+%E0%AE%B5%E0%AE%BF%E0%AE%9F%E0%AF%8D%E0%AE%9F%E0%AF%81+quae+%E0%AE%AA%E0%AE%9F%E0%AF%8D%E0%AE%9F%E0%AE%B1%E0%AF%88+%E0%AE%A8%E0%AF%80%E0%AE%99%E0%AF%8D%E0%AE%95%E0%AE%B3%E0%AF%8D+%E0%AE%AA%E0%AE%B0%E0%AE%BF%E0%AE%A8%E0%AF%8D%E0%AE%A4%E0%AF%81%E0%AE%B0%E0%AF%88%E0%AE%95%E0%AF%8D%E0%AE%95%E0%AE%BF%E0%AE%B1%E0%AF%87%E0%AE%BE%E0%AE%AE%E0%AF%8D+%E0%AE%AE%E0%AF%86%E0%AE%A9%E0%AF%8D%E0%AE%AE%E0%AF%88%E0%AE%AF%E0%AE%BE%E0%AE%95+%E0%AE%AE%E0%AE%BE%E0%AE%B1%E0%AF%81%E0%AE%AE%E0%AF%8D";
     40 
     41     @Param Type type;
     42 
     43     Object a1;
     44     Object a2;
     45     Object b1;
     46     Object b2;
     47 
     48     Object c1;
     49     Object c2;
     50 
     51     @BeforeExperiment
     52     protected void setUp() throws Exception {
     53         a1 = type.newInstance("https://mail.google.com/mail/u/0/?shva=1#inbox");
     54         a2 = type.newInstance("https://mail.google.com/mail/u/0/?shva=1#inbox");
     55         b1 = type.newInstance("http://developer.android.com/reference/java/net/URI.html");
     56         b2 = type.newInstance("http://developer.android.com/reference/java/net/URI.html");
     57 
     58         c1 = type.newInstance("http://developer.android.com/query?q=" + QUERY);
     59         // Replace the very last char.
     60         c2 = type.newInstance("http://developer.android.com/query?q=" + QUERY.substring(0, QUERY.length() - 3) + "%AF");
     61     }
     62 
     63     public void timeEquals(int reps) {
     64         for (int i = 0; i < reps; i+=3) {
     65             a1.equals(b1);
     66             a1.equals(a2);
     67             b1.equals(b2);
     68         }
     69     }
     70 
     71     public void timeHashCode(int reps) {
     72         for (int i = 0; i < reps; i+=2) {
     73             a1.hashCode();
     74             b1.hashCode();
     75         }
     76     }
     77 
     78     public void timeEqualsWithHeavilyEscapedComponent(int reps) {
     79         for (int i = 0; i < reps; ++i) {
     80             c1.equals(c2);
     81         }
     82     }
     83 }
     84