Examples with JfrManager com.oracle.svm.core.jfr.JfrManager used on opensource projects

Example 1 with JfrManager

use of com.oracle.svm.core.jfr.JfrManager in project graal by oracle.

the class JfrFeature method beforeAnalysis.

@Override
public void beforeAnalysis(Feature.BeforeAnalysisAccess access) {
    RuntimeSupport runtime = RuntimeSupport.getRuntimeSupport();
    JfrManager manager = JfrManager.get();
    runtime.addStartupHook(manager.startupHook());
    runtime.addShutdownHook(manager.shutdownHook());
    Class<?> eventClass = access.findClassByName("jdk.internal.event.Event");
    if (eventClass != null) {
        access.registerSubtypeReachabilityHandler(JfrFeature::eventSubtypeReachable, eventClass);
    }
}

Example 2 with JfrManager

use of com.oracle.svm.core.jfr.JfrManager in project graal by oracle.

the class JfrFeature method afterRegistration.

@Override
public void afterRegistration(AfterRegistrationAccess access) {
    ModuleSupport.exportAndOpenAllPackagesToUnnamed("jdk.jfr", false);
    ModuleSupport.exportAndOpenAllPackagesToUnnamed("java.base", false);
    ModuleSupport.exportAndOpenPackageToClass("jdk.jfr", "jdk.jfr.events", false, JfrFeature.class);
    ModuleSupport.exportAndOpenPackageToClass("jdk.internal.vm.ci", "jdk.vm.ci.hotspot", false, JfrEventSubstitution.class);
    // Initialize some parts of JFR/JFC at image build time.
    List<Configuration> knownConfigurations = JFC.getConfigurations();
    JVM.getJVM().createNativeJFR();
    ImageSingletons.add(JfrManager.class, new JfrManager(HOSTED_ENABLED));
    ImageSingletons.add(SubstrateJVM.class, new SubstrateJVM(knownConfigurations));
    ImageSingletons.add(JfrSerializerSupport.class, new JfrSerializerSupport());
    ImageSingletons.add(JfrTraceIdMap.class, new JfrTraceIdMap());
    ImageSingletons.add(JfrTraceIdEpoch.class, new JfrTraceIdEpoch());
    ImageSingletons.add(JfrGCNames.class, new JfrGCNames());
    JfrSerializerSupport.get().register(new JfrFrameTypeSerializer());
    JfrSerializerSupport.get().register(new JfrThreadStateSerializer());
    ThreadListenerSupport.get().register(SubstrateJVM.getThreadLocal());
    if (HOSTED_ENABLED) {
        RuntimeClassInitializationSupport rci = ImageSingletons.lookup(RuntimeClassInitializationSupport.class);
        rci.initializeAtBuildTime("jdk.management.jfr", "Allow FlightRecorder to be used at image build time");
        rci.initializeAtBuildTime("com.sun.jmx.mbeanserver", "Allow FlightRecorder to be used at image build time");
        rci.initializeAtBuildTime("com.sun.jmx.defaults", "Allow FlightRecorder to be used at image build time");
        rci.initializeAtBuildTime("java.beans", "Allow FlightRecorder to be used at image build time");
    }
}