| /* |
| * Copyright (c) 2017, 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 org.graalvm.compiler.hotspot; |
| |
| /** |
| * Communicates with an MBean providing a JMX interface to a {@link HotSpotGraalRuntime} instance. |
| * The MBean will be dynamically created when a JMX client attaches or some other event causes the |
| * platform MBean server to be started. |
| */ |
| public interface HotSpotGraalManagementRegistration { |
| |
| /** |
| * Completes the initialization of this registration by recording the |
| * {@link HotSpotGraalRuntime} the MBean will provide an JMX interface to. |
| */ |
| void initialize(HotSpotGraalRuntime runtime); |
| |
| /** |
| * Polls this registration to see if the MBean is registered in a MBean server. |
| * |
| * @param sync synchronize with other threads that may be processing this registration. This is |
| * useful when the caller knows the server is active (e.g., it has a reference to |
| * server) and expects this poll to therefore return a non-null value. |
| * @return an {@link javax.management.ObjectName} that can be used to access the MBean or |
| * {@code null} if the MBean has not been registered with an MBean server (e.g., no JMX |
| * client has attached to the VM) |
| */ |
| Object poll(boolean sync); |
| } |