Java Code Examples for com.google.common.reflect.Reflection#initialize()

@Override
public void execute1() {
    IsolatedWeavingClassLoader loader =
            (IsolatedWeavingClassLoader) getClass().getClassLoader();
    byte[] bytes = generateTroublesomeBytecode();
    Class<?> clazz = loader.weaveAndDefineClass("TroublesomeBytecode", bytes, null);
    Reflection.initialize(clazz);
}
 

public static void main(String[] args) throws Exception {

        // this is needed on Java 9+ now that sun.boot.class.path no longer exists, so that
        // instrumentation config auto complete can find this class in InstrumentationConfigIT
        Reflection.initialize(Container.class);

        int port = Integer.parseInt(args[0]);
        final SocketHeartbeat socketHeartbeat = new SocketHeartbeat(port);
        new Thread(socketHeartbeat).start();

        int javaagentServicePort = Integer.parseInt(args[1]);
        JavaagentServiceImpl javaagentService = new JavaagentServiceImpl();
        final EventLoopGroup bossEventLoopGroup =
                EventLoopGroups.create("Glowroot-IT-Harness*-GRPC-Boss-ELG");
        final EventLoopGroup workerEventLoopGroup =
                EventLoopGroups.create("Glowroot-IT-Harness*-GRPC-Worker-ELG");
        // need at least 2 threads, one for executeApp(), and another for handling interruptApp() at
        // the same time
        final ExecutorService executor = Executors.newCachedThreadPool(
                new ThreadFactoryBuilder()
                        .setDaemon(true)
                        .setNameFormat("Glowroot-IT-Harness*-GRPC-Executor-%d")
                        .build());
        final Server server = NettyServerBuilder.forPort(javaagentServicePort)
                .bossEventLoopGroup(bossEventLoopGroup)
                .workerEventLoopGroup(workerEventLoopGroup)
                .executor(executor)
                .addService(javaagentService.bindService())
                .build()
                .start();
        javaagentService.setServerCloseable(new Callable</*@Nullable*/ Void>() {
            @Override
            public @Nullable Void call() throws Exception {
                server.shutdown();
                if (!server.awaitTermination(10, SECONDS)) {
                    throw new IllegalStateException("Could not terminate channel");
                }
                executor.shutdown();
                if (!executor.awaitTermination(10, SECONDS)) {
                    throw new IllegalStateException("Could not terminate executor");
                }
                if (!bossEventLoopGroup.shutdownGracefully(0, 0, SECONDS).await(10, SECONDS)) {
                    throw new IllegalStateException(
                            "Could not terminate gRPC boss event loop group");
                }
                if (!workerEventLoopGroup.shutdownGracefully(0, 0, SECONDS).await(10, SECONDS)) {
                    throw new IllegalStateException(
                            "Could not terminate gRPC worker event loop group");
                }
                socketHeartbeat.close();
                return null;
            }
        });

        // spin a bit to so that caller can capture a trace with <multiple root nodes> if desired
        for (int i = 0; i < 1000; i++) {
            timerMarkerOne();
            timerMarkerTwo();
            MILLISECONDS.sleep(1);
        }
        // non-daemon threads started above keep jvm alive after main returns
        MILLISECONDS.sleep(Long.MAX_VALUE);
    }
 

@Override
public String executeWithReturn() {
    Reflection.initialize(BundleDbPersistenceManager.class);
    return "";
}
 

@Override
public String executeWithReturn() {
    Reflection.initialize(Buffers.class);
    return "";
}