Mercurial > hg > graal-compiler
view mx/FilterTypes.java @ 21909:9fed54b2b98f
Fix bug in access to compressed metaspace pointers.
author | Roland Schatz <roland.schatz@oracle.com> |
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date | Thu, 11 Jun 2015 11:06:00 +0200 |
parents | 543f150e7fa0 |
children |
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/* * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ public class FilterTypes { public static void main(String... args) throws Exception { Class<?> jvmciServiceInterface = Class.forName(args[0]); StringBuilder buf = new StringBuilder(); for (int i = 1; i < args.length; ++i) { String[] e = args[i].split("="); String serviceName = e[0]; String implNames = e[1]; StringBuilder impls = new StringBuilder(); for (String implName : implNames.split(",")) { Class<?> impl = lookup(implName); if (impl != null && jvmciServiceInterface.isAssignableFrom(impl)) { if (impls.length() != 0) { impls.append(','); } impls.append(implName); } } if (impls.length() != 0) { if (buf.length() != 0) { buf.append(' '); } buf.append(serviceName).append('=').append(impls); } } System.out.print(buf); } private static Class<?> lookup(String name) { try { // This can fail in the case of running against a JDK // with out of date JVMCI jars. In that case, just print // a warning since the expectation is that the jars will be // updated later on. return Class.forName(name, false, FilterTypes.class.getClassLoader()); } catch (ClassNotFoundException e) { // Must be stderr to avoid polluting the result being // written to stdout. System.err.println(e); return null; } } }