Mercurial > hg > graal-compiler
comparison mx/FilterTypes.java @ 21613:60154926b513
replaced use of javap with a small Java utility for refining service class list to only those implementing com.oracle.jvmci.service.Service
author | Doug Simon <doug.simon@oracle.com> |
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date | Sun, 31 May 2015 12:32:15 +0200 |
parents | |
children | b311a60991da |
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21612:f2a6088ddebc | 21613:60154926b513 |
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1 /* | |
2 * Copyright (c) 2015, 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 public class FilterTypes { | |
25 | |
26 /** | |
27 * Prints to {@link System#out} the values in {@code args[1 .. N]} that denote classes that are | |
28 * {@link Class#isAssignableFrom(Class) assignable} to the type denoted in {@code args[0]}. The | |
29 * values are separated by {@code "|"}. | |
30 */ | |
31 public static void main(String... args) throws Exception { | |
32 Class<?> jvmciServiceInterface = Class.forName(args[0]); | |
33 boolean needSep = false; | |
34 StringBuilder buf = new StringBuilder(); | |
35 for (int i = 1; i < args.length; ++i) { | |
36 String serviceName = args[i]; | |
37 Class<?> service = Class.forName(serviceName, false, FilterTypes.class.getClassLoader()); | |
38 if (jvmciServiceInterface.isAssignableFrom(service)) { | |
39 if (buf.length() != 0) { | |
40 buf.append('|'); | |
41 } | |
42 buf.append(serviceName); | |
43 needSep = true; | |
44 } | |
45 } | |
46 System.out.print(buf); | |
47 } | |
48 } |