blob: 37ca30bca0c5854966e485c29573dc019f6f10a6 [file] [log] [blame]
// Copyright (c) 2016, the R8 project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
package com.android.tools.r8;
import com.android.tools.r8.graph.DexItemFactory;
import com.android.tools.r8.shaking.ProguardConfigurationParser;
import com.android.tools.r8.utils.Reporter;
import com.android.tools.r8.utils.Timing;
import java.nio.file.Paths;
/**
* Benchmark for testing ability to and speed of parsing Proguard keep files.
*/
public class ReadKeepFile {
private static final String DEFAULT_KEEP_FILE_NAME = "build/proguard.cfg";
final Timing timing = Timing.empty();
private void readProguardKeepFile(String fileName) {
System.out.println(" - reading " + fileName);
timing.begin("Reading " + fileName);
new ProguardConfigurationParser(new DexItemFactory(), new Reporter())
.parse(Paths.get(fileName));
timing.end();
}
public static void main(String[] args) {
new ReadKeepFile().run(args);
}
private void run(String[] args) {
System.out.println("ProguardKeepRuleParser benchmark.");
if (args.length == 0) {
readProguardKeepFile(DEFAULT_KEEP_FILE_NAME);
} else {
for (String name : args) {
readProguardKeepFile(name);
}
}
timing.report();
}
}