Mercurial > hg > truffle
annotate test/testlibrary/ClassFileInstaller.java @ 15457:c0e1a8693e0e
mx: added --jdt-warning-as-error when building annotation processor jars
author | Doug Simon <doug.simon@oracle.com> |
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date | Thu, 01 May 2014 11:51:45 +0200 |
parents | 43083e670adf |
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1 /* |
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 import java.io.InputStream; |
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25 import java.nio.file.Files; |
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26 import java.nio.file.Path; |
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27 import java.nio.file.Paths; |
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28 import java.nio.file.StandardCopyOption; |
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29 |
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30 /** |
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31 * Dump a class file for a class on the class path in the current directory |
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32 */ |
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33 public class ClassFileInstaller { |
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34 /** |
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35 * @param args The names of the classes to dump |
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36 * @throws Exception |
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37 */ |
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38 public static void main(String... args) throws Exception { |
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39 for (String arg : args) { |
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40 ClassLoader cl = ClassFileInstaller.class.getClassLoader(); |
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41 |
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42 // Convert dotted class name to a path to a class file |
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43 String pathName = arg.replace('.', '/').concat(".class"); |
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44 InputStream is = cl.getResourceAsStream(pathName); |
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45 |
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46 // Create the class file's package directory |
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47 Path p = Paths.get(pathName); |
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48 if (pathName.contains("/")) { |
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49 Files.createDirectories(p.getParent()); |
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50 } |
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51 // Create the class file |
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52 Files.copy(is, p, StandardCopyOption.REPLACE_EXISTING); |
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53 } |
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54 } |
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55 } |