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.hotspot.events;
24
25 import jdk.vm.ci.common.*;
26
27 /**
28 * An empty implementation for {@link EventProvider}. This implementation is used when no logging is
29 * requested.
30 */
31 public final class EmptyEventProvider implements EventProvider {
32
33 public CompilationEvent newCompilationEvent() {
34 return new EmptyCompilationEvent();
35 }
36
37 public static class EmptyCompilationEvent implements CompilationEvent {
38 public void commit() {
39 throw JVMCIError.shouldNotReachHere();
40 }
41
42 public boolean shouldWrite() {
43 // Events of this class should never been written.
44 return false;
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.hotspot.events;
24
25 import jdk.vm.ci.common.JVMCIError;
26
27 /**
28 * An empty implementation for {@link EventProvider}. This implementation is used when no logging is
29 * requested.
30 */
31 public final class EmptyEventProvider implements EventProvider {
32
33 public CompilationEvent newCompilationEvent() {
34 return new EmptyCompilationEvent();
35 }
36
37 public static class EmptyCompilationEvent implements CompilationEvent {
38 public void commit() {
39 throw JVMCIError.shouldNotReachHere();
40 }
41
42 public boolean shouldWrite() {
43 // Events of this class should never been written.
44 return false;
45 }
|