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comparison graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/logging/ProxyUtil.java @ 21551:5324104ac4f3

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moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Tue, 26 May 2015 17:13:37 +0200
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21550:f48a6cea31eb 21551:5324104ac4f3
1 /*
2 * Copyright (c) 2011, 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 package com.oracle.jvmci.hotspot.logging;
24
25 import java.util.*;
26
27 public final class ProxyUtil {
28
29 public static Class<?>[] getAllInterfaces(Class<?> clazz) {
30 HashSet<Class<?>> interfaces = new HashSet<>();
31 getAllInterfaces(clazz, interfaces);
32 return interfaces.toArray(new Class<?>[interfaces.size()]);
33 }
34
35 private static void getAllInterfaces(Class<?> clazz, HashSet<Class<?>> interfaces) {
36 for (Class<?> iface : clazz.getInterfaces()) {
37 if (!interfaces.contains(iface)) {
38 interfaces.add(iface);
39 getAllInterfaces(iface, interfaces);
40 }
41 }
42 if (clazz.getSuperclass() != null) {
43 getAllInterfaces(clazz.getSuperclass(), interfaces);
44 }
45 }
46 }