--- old/src/jdk.internal.vm.compiler.management/share/classes/org/graalvm/compiler/hotspot/jmx/GraalMBeans.java 2018-04-18 11:08:37.000000000 +0200 +++ /dev/null 2018-04-18 11:08:37.000000000 +0200 @@ -1,91 +0,0 @@ -/* - * 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.jmx; - -import java.util.ArrayList; -import java.util.Collections; -import java.util.List; -import java.util.Map; -import java.util.Set; -import jdk.vm.ci.runtime.JVMCI; -import jdk.vm.ci.runtime.JVMCICompiler; -import jdk.vm.ci.runtime.JVMCIRuntime; -import org.graalvm.compiler.hotspot.HotSpotGraalCompiler; -import sun.management.spi.PlatformMBeanProvider; -import sun.management.spi.PlatformMBeanProvider.PlatformComponent; - -public final class GraalMBeans extends PlatformMBeanProvider { - @Override - public List> getPlatformComponentList() { - List> components = new ArrayList<>(); - try { - Object bean = findGraalRuntimeBean(); - if (bean != null) { - components.add(new HotSpotRuntimeMBeanComponent(bean)); - } - } catch (InternalError | LinkageError err) { - // go on and ignore - } - return components; - } - - public static Object findGraalRuntimeBean() { - JVMCIRuntime r = JVMCI.getRuntime(); - JVMCICompiler c = r.getCompiler(); - if (c instanceof HotSpotGraalCompiler) { - return ((HotSpotGraalCompiler) c).mbean(); - } - return null; - } - - private static final class HotSpotRuntimeMBeanComponent implements PlatformComponent { - - private final String name; - private final Object mbean; - - HotSpotRuntimeMBeanComponent(Object mbean) { - this.name = "org.graalvm.compiler.hotspot:type=Options"; - this.mbean = mbean; - } - - @Override - public Set> mbeanInterfaces() { - return Collections.emptySet(); - } - - @Override - public Set mbeanInterfaceNames() { - return Collections.emptySet(); - } - - @Override - public String getObjectNamePattern() { - return name; - } - - @Override - public Map nameToMBeanMap() { - return Collections.singletonMap(name, mbean); - } - } -}