Mercurial > hg > graal-compiler

annotate graal/com.oracle.jvmci.service/src/com/oracle/jvmci/service/JVMCIClassLoaderFactory.java @ 21607:71b338926f2e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
moved JVMCI classes into their own distributions (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Fri, 29 May 2015 22:27:38 +0200
parents graal/com.oracle.jvmci.hotspot.loader/src/com/oracle/jvmci/hotspot/loader/Factory.java@47bebae7454f
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
1 /*
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
4 *
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
7 * published by the Free Software Foundation.
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
8 *
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
13 * accompanied this code).
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
14 *
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
18 *
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
21 * questions.
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
22 */
21607
71b338926f2e moved JVMCI classes into their own distributions (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21562
diff changeset
23 package com.oracle.jvmci.service;
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
24
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
25 import java.io.*;
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
26 import java.net.*;
21040
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
27 import java.util.*;
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
28
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
29 /**
21607
71b338926f2e moved JVMCI classes into their own distributions (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21562
diff changeset
30 * Utility called from the VM to create and register a separate class loader for loading JVMCI
71b338926f2e moved JVMCI classes into their own distributions (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21562
diff changeset
31 * classes (i.e., those in found in lib/jvmci/*.jar).
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
32 */
21607
71b338926f2e moved JVMCI classes into their own distributions (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21562
diff changeset
33 class JVMCIClassLoaderFactory {
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
34
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
35 /**
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
36 * Copy of the {@code UseJVMCIClassLoader} VM option. Set by the VM before the static
18614
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
37 * initializer is called.
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
38 */
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
39 private static boolean useJVMCIClassLoader;
18614
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
40
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
41 /**
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
42 * Registers the JVMCI class loader in the VM.
18614
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
43 */
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
44 private static native void init(ClassLoader loader);
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
45
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
46 static {
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
47 init(useJVMCIClassLoader ? newClassLoader() : null);
18614
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
48 }
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
49
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
50 /**
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
51 * Creates a new class loader for loading JVMCI classes.
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
52 */
18614
c307546c7b0a made initialization of the Graal class loader and well known Graal classes lazy
Doug Simon <doug.simon@oracle.com>
parents: 16681
diff changeset
53 private static ClassLoader newClassLoader() {
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
54 URL[] urls = getJVMCIJarsUrls();
16681
74123ce7599b Graal class loader must delegate directly to the boot class loader
Doug Simon <doug.simon@oracle.com>
parents: 16623
diff changeset
55 ClassLoader parent = null;
74123ce7599b Graal class loader must delegate directly to the boot class loader
Doug Simon <doug.simon@oracle.com>
parents: 16623
diff changeset
56 return URLClassLoader.newInstance(urls, parent);
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
57 }
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
58
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
59 /**
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
60 * Gets the URLs for lib/jvmci/*.jar.
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
61 */
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
62 private static URL[] getJVMCIJarsUrls() {
21040
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
63 File javaHome = new File(System.getProperty("java.home"));
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
64 File lib = new File(javaHome, "lib");
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
65 File jvmci = new File(lib, "jvmci");
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
66 if (!jvmci.exists()) {
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
67 throw new InternalError(jvmci + " does not exist");
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
68 }
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
69
21040
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
70 List<URL> urls = new ArrayList<>();
21559
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
71 for (String fileName : jvmci.list()) {
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
72 if (fileName.endsWith(".jar")) {
be896a1983c0 recast all Graal native code as JVMCI code (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21040
diff changeset
73 File file = new File(jvmci, fileName);
21040
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
74 if (file.isDirectory()) {
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
75 continue;
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
76 }
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
77 try {
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
78 urls.add(file.toURI().toURL());
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
79 } catch (MalformedURLException e) {
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
80 throw new InternalError(e);
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
81 }
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
82 }
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
83 }
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
84
21040
12e94cba3696 Graal Loader: load all jars matching lib/graal/graal*.jar
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 18614
diff changeset
85 return urls.toArray(new URL[urls.size()]);
16395
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
86 }
ad431bf0de07 added support to load classes from graal.jar with a separate class loader
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
87 }