| /* |
| * Copyright (c) 2003, 2005, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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 sun.management; |
| |
| import sun.management.counter.Counter; |
| |
| /** |
| * Hotspot internal management interface for the runtime system. |
| * |
| * This management interface is internal and uncommitted |
| * and subject to change without notice. |
| */ |
| public interface HotspotRuntimeMBean { |
| |
| /** |
| * Returns the number of safepoints taken place since the Java |
| * virtual machine started. |
| * |
| * @return the number of safepoints taken place since the Java |
| * virtual machine started. |
| */ |
| public long getSafepointCount(); |
| |
| /** |
| * Returns the accumulated time spent at safepoints in milliseconds. |
| * This is the accumulated elapsed time that the application has |
| * been stopped for safepoint operations. |
| * |
| * @return the accumulated time spent at safepoints in milliseconds. |
| */ |
| public long getTotalSafepointTime(); |
| |
| /** |
| * Returns the accumulated time spent getting to safepoints in milliseconds. |
| * |
| * @return the accumulated time spent getting to safepoints in milliseconds. |
| */ |
| public long getSafepointSyncTime(); |
| |
| /** |
| * Returns a list of internal counters maintained in the Java |
| * virtual machine for the runtime system. |
| * |
| * @return a {@code List} of internal counters maintained in the VM |
| * for the runtime system. |
| */ |
| public java.util.List<Counter> getInternalRuntimeCounters(); |
| } |