/* * Copyright (C) 2010 Google Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package benchmarks.regression; import java.util.zip.Adler32; import java.util.zip.CRC32; public class ChecksumBenchmark { public void timeAdler_block(int reps) throws Exception { byte[] bytes = new byte[10000]; Adler32 adler = new Adler32(); for (int i = 0; i < reps; ++i) { adler.update(bytes); } } public void timeAdler_byte(int reps) throws Exception { Adler32 adler = new Adler32(); for (int i = 0; i < reps; ++i) { adler.update(1); } } public void timeCrc_block(int reps) throws Exception { byte[] bytes = new byte[10000]; CRC32 crc = new CRC32(); for (int i = 0; i < reps; ++i) { crc.update(bytes); } } public void timeCrc_byte(int reps) throws Exception { CRC32 crc = new CRC32(); for (int i = 0; i < reps; ++i) { crc.update(1); } } }