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.io.File; 20 import java.util.jar.*; 21 import com.google.caliper.Param; 22 import com.google.caliper.SimpleBenchmark; 23 24 public class JarFileBenchmark extends SimpleBenchmark { 25 @Param({ 26 "/system/framework/bouncycastle.jar", 27 "/system/framework/core.jar", 28 "/system/framework/framework.jar" 29 }) 30 private String filename; 31 time(int reps)32 public void time(int reps) throws Exception { 33 File f = new File(filename); 34 for (int i = 0; i < reps; ++i) { 35 JarFile jf = new JarFile(f); 36 Manifest m = jf.getManifest(); 37 jf.close(); 38 } 39 } 40 } 41