1 /*
   2  * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.io.*;
  25 import java.net.*;
  26 import java.nio.file.Files;
  27 import jdk.testlibrary.FileUtils;
  28 import static java.nio.file.StandardCopyOption.*;
  29 
  30 public class Common {
  31 
  32     static void copyFile (String src, String dst) {
  33         copyFile (new File(src), new File(dst));
  34     }
  35 
  36     static void copyDir (String src, String dst) {
  37         copyDir (new File(src), new File(dst));
  38     }
  39 
  40     static void copyFile (File src, File dst) {
  41         try {
  42             if (!src.isFile()) {
  43                 throw new RuntimeException ("File not found: " + src.toString());
  44             }
  45             Files.copy(src.toPath(), dst.toPath(), REPLACE_EXISTING);
  46         } catch (IOException e) {
  47             throw new RuntimeException (e);
  48         }
  49     }
  50 
  51     static void rm_minus_rf (File path) throws IOException, InterruptedException {
  52         if (!path.exists())
  53             return;
  54         FileUtils.deleteFileTreeWithRetry(path.toPath());
  55     }
  56 
  57     static void copyDir (File src, File dst) {
  58         if (!src.isDirectory()) {
  59             throw new RuntimeException ("Dir not found: " + src.toString());
  60         }
  61         if (dst.exists()) {
  62             throw new RuntimeException ("Dir exists: " + dst.toString());
  63         }
  64         dst.mkdir();
  65         String[] names = src.list();
  66         File[] files = src.listFiles();
  67         for (int i=0; i<files.length; i++) {
  68             String f = names[i];
  69             if (files[i].isDirectory()) {
  70                 copyDir (files[i], new File (dst, f));
  71             } else {
  72                 copyFile (new File (src, f), new File (dst, f));
  73             }
  74         }
  75     }
  76 
  77     /* expect is true if you expect to find it, false if you expect not to */
  78     static Class loadClass (String name, URLClassLoader loader, boolean expect){
  79         try {
  80             Class clazz = Class.forName (name, true, loader);
  81             if (!expect) {
  82                 throw new RuntimeException ("loadClass: "+name+" unexpected");
  83             }
  84             return clazz;
  85         } catch (ClassNotFoundException e) {
  86             if (expect) {
  87                 throw new RuntimeException ("loadClass: " +name + " not found");
  88             }
  89         }
  90         return null;
  91     }
  92 }