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 jdk.vm.ci.options;
24
25 import java.util.*;
26
27 /**
28 * Helper class used to load option descriptors. Only to be used in the slow-path.
29 */
30 public class OptionsLoader {
31 public static final SortedMap<String, OptionDescriptor> options = new TreeMap<>();
32
33 /**
34 * Initializes {@link #options} from {@link Options} services.
35 */
36 static {
37 for (OptionDescriptors opts : ServiceLoader.load(OptionDescriptors.class, OptionsLoader.class.getClassLoader())) {
38 for (OptionDescriptor desc : opts) {
39 String name = desc.getName();
40 OptionDescriptor existing = options.put(name, desc);
41 assert existing == null : "Option named \"" + name + "\" has multiple definitions: " + existing.getLocation() + " and " + desc.getLocation();
42 }
43 }
44 }
45 }
|
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 jdk.vm.ci.options;
24
25 import java.util.ServiceLoader;
26 import java.util.SortedMap;
27 import java.util.TreeMap;
28
29 /**
30 * Helper class used to load option descriptors. Only to be used in the slow-path.
31 */
32 public class OptionsLoader {
33 public static final SortedMap<String, OptionDescriptor> options = new TreeMap<>();
34
35 /**
36 * Initializes {@link #options} from {@link Options} services.
37 */
38 static {
39 for (OptionDescriptors opts : ServiceLoader.load(OptionDescriptors.class, OptionsLoader.class.getClassLoader())) {
40 for (OptionDescriptor desc : opts) {
41 String name = desc.getName();
42 OptionDescriptor existing = options.put(name, desc);
43 assert existing == null : "Option named \"" + name + "\" has multiple definitions: " + existing.getLocation() + " and " + desc.getLocation();
44 }
45 }
46 }
47 }
|