Mercurial > hg > graal-compiler
view jvmci/com.oracle.jvmci.options/src/com/oracle/jvmci/options/OptionsLoader.java @ 21873:13c8dfb0ff22
Merge
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Tue, 09 Jun 2015 11:56:04 +0200 |
parents | 395ac43a8578 |
children |
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/* * Copyright (c) 2014, 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. */ package com.oracle.jvmci.options; import java.util.*; /** * Helper class used to load option descriptors. Only to be used in the slow-path. */ public class OptionsLoader { public static final SortedMap<String, OptionDescriptor> options = new TreeMap<>(); /** * Initializes {@link #options} from {@link Options} services. */ static { for (Options opts : ServiceLoader.load(Options.class, OptionsLoader.class.getClassLoader())) { for (OptionDescriptor desc : opts) { String name = desc.getName(); OptionDescriptor existing = options.put(name, desc); assert existing == null : "Option named \"" + name + "\" has multiple definitions: " + existing.getLocation() + " and " + desc.getLocation(); } } } }