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      1 // Copyright (c) 2016, the R8 project authors. Please see the AUTHORS file
      2 // for details. All rights reserved. Use of this source code is governed by a
      3 // BSD-style license that can be found in the LICENSE file.
      4 package utils;
      5 
      6 import java.io.File;
      7 
      8 public class Utils {
      9   public static String toolsDir() {
     10     String osName = System.getProperty("os.name");
     11     if (osName.equals("Mac OS X")) {
     12       return "mac";
     13     } else if (osName.contains("Windows")) {
     14       return "windows";
     15     } else {
     16       return "linux";
     17     }
     18   }
     19 
     20   public static File dexMergerExecutable() {
     21     String executableName = Utils.toolsDir().equals("windows") ? "dexmerger.bat" : "dexmerger";
     22     return new File("tools/" + Utils.toolsDir() + "/dx/bin/" + executableName);
     23   }
     24 }