1 /* 2 * Copyright (C) 2012 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.security.KeyPair; 22 import java.security.KeyPairGenerator; 23 import java.security.SecureRandom; 24 25 public class KeyPairGeneratorBenchmark { 26 @Param private Algorithm algorithm; 27 28 public enum Algorithm { 29 RSA, 30 DSA, 31 }; 32 33 @Param private Implementation implementation; 34 35 public enum Implementation { OpenSSL, BouncyCastle }; 36 37 private String generatorAlgorithm; 38 private KeyPairGenerator generator; 39 private SecureRandom random; 40 41 @BeforeExperiment setUp()42 protected void setUp() throws Exception { 43 this.generatorAlgorithm = algorithm.toString(); 44 45 final String provider; 46 if (implementation == Implementation.BouncyCastle) { 47 provider = "BC"; 48 } else { 49 provider = "AndroidOpenSSL"; 50 } 51 52 this.generator = KeyPairGenerator.getInstance(generatorAlgorithm, provider); 53 this.random = SecureRandom.getInstance("SHA1PRNG"); 54 this.generator.initialize(1024); 55 } 56 time(int reps)57 public void time(int reps) throws Exception { 58 for (int i = 0; i < reps; ++i) { 59 KeyPair keyPair = generator.generateKeyPair(); 60 } 61 } 62 } 63