1 /* 2 * Copyright 2017 The Android Open Source Project 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 org.conscrypt; 18 19 import org.conscrypt.CipherEncryptBenchmark.Config; 20 import org.openjdk.jmh.annotations.Benchmark; 21 import org.openjdk.jmh.annotations.Fork; 22 import org.openjdk.jmh.annotations.Level; 23 import org.openjdk.jmh.annotations.Param; 24 import org.openjdk.jmh.annotations.Scope; 25 import org.openjdk.jmh.annotations.Setup; 26 import org.openjdk.jmh.annotations.State; 27 import org.openjdk.jmh.annotations.Threads; 28 import org.openjdk.jmh.infra.Blackhole; 29 30 /** 31 * Benchmark comparing Cipher creation performance. 32 */ 33 @State(Scope.Benchmark) 34 @Fork(1) 35 @Threads(1) 36 public class JmhCipherEncryptBenchmark { 37 private final JmhConfig config = new JmhConfig(); 38 39 @Param 40 public Transformation a_tx; 41 42 @Param 43 public CipherEncryptBenchmark.BufferType b_bufferType; 44 45 @Param 46 public OpenJdkCipherFactory c_provider; 47 48 private CipherEncryptBenchmark benchmark; 49 50 @Setup(Level.Iteration) setup()51 public void setup() throws Exception { 52 benchmark = new CipherEncryptBenchmark(config); 53 } 54 55 @Benchmark encrypt(Blackhole bh)56 public void encrypt(Blackhole bh) throws Exception { 57 bh.consume(benchmark.encrypt()); 58 } 59 60 private final class JmhConfig implements Config { 61 @Override bufferType()62 public CipherEncryptBenchmark.BufferType bufferType() { 63 return b_bufferType; 64 } 65 66 @Override cipherFactory()67 public CipherFactory cipherFactory() { 68 return c_provider; 69 } 70 71 @Override transformation()72 public Transformation transformation() { 73 return a_tx; 74 } 75 } 76 } 77