How to use

getClassLoader

method

in

net.java.btrace.api.extensions.ExtensionsRepository

/**
 * Repository's classloader
 * @return {@linkplain ClassLoader} used to load extensions from the repository
 */
final synchronized public ClassLoader getClassLoader() {
  if (cLoader == null) {
    cLoader = getClassLoader(pLoader);
  }
  return cLoader;
}

/**
 * Repository's classloader
 * @return {@linkplain ClassLoader} used to load extensions from the repository
 */
final synchronized public ClassLoader getClassLoader() {
  if (cLoader == null) {
    cLoader = getClassLoader(pLoader);
  }
  return cLoader;
}

/**
 * Loads an extension by name
 * @param className The extension class name
 * @return The class of a loaded extension or <b>NULL</b>
 */
final public Class loadExtension(String className) {
  try {
    return getClassLoader().loadClass(className.replace('/', '.'));
  } catch (ClassNotFoundException ex) {
  }
  return null;
}
/**

/**
 * Loads an extension by name
 * @param className The extension class name
 * @return The class of a loaded extension or <b>NULL</b>
 */
final public Class loadExtension(String className) {
  try {
    return getClassLoader().loadClass(className.replace('/', '.'));
  } catch (ClassNotFoundException ex) {
  }
  return null;
}
/**

private Iterable<MBeanDecoratorImpl> listDecorators() {
  final ServiceLoader<MBeanDecoratorImpl> decoratorLoader = ServiceLoader.load(MBeanDecoratorImpl.class, repository.getClassLoader(BTraceMBeanImpl.class.getClassLoader()));
  return new IterableServiceLoader<MBeanDecoratorImpl>(decoratorLoader);
}

/**
 * Lists all the extensions known to the repository
 * @return A FQN list of all extensions in the repository
 */
final public Collection<String> listExtensions() {
  if (extensionsLoaded.compareAndSet(false, true)) {
    for(String svcName : ServiceLocator.listServiceNames(BTraceExtension.class, getClassLoader())) {
      enabledExtensions.add(svcName);
    }
  }
  return Collections.unmodifiableSet(enabledExtensions);
}

/**
 * Lists all the extensions known to the repository
 * @return A FQN list of all extensions in the repository
 */
final public Collection<String> listExtensions() {
  if (extensionsLoaded.compareAndSet(false, true)) {
    for(String svcName : ServiceLocator.listServiceNames(BTraceExtension.class, getClassLoader())) {
      enabledExtensions.add(svcName);
    }
  }
  return Collections.unmodifiableSet(enabledExtensions);
}

private Iterable<MBeanDecoratorImpl> listDecorators() {
  final ServiceLoader<MBeanDecoratorImpl> decoratorLoader = ServiceLoader.load(MBeanDecoratorImpl.class, repository.getClassLoader(BTraceMBeanImpl.class.getClassLoader()));
  return new IterableServiceLoader<MBeanDecoratorImpl>(decoratorLoader);
}

  protected CommandFactory newCommandFactory() {
    return CommandFactory.getInstance(extRep.getClassLoader(getMyLoader()), Command.Target.CLIENT);
  }
}

public Server(BlockingQueue<AbstractCommand> in, BlockingQueue<AbstractCommand> out, ExtensionsRepository extRep) {
  super(in, out);
  cFactory = CommandFactory.getInstance(extRep.getClassLoader(getMyLoader()), Command.Target.SERVER);
  init();
}

public Client(BlockingQueue<AbstractCommand> in, BlockingQueue<AbstractCommand> out, ExtensionsRepository extRep) {
  super(in, out);
  cFactory = CommandFactory.getInstance(extRep.getClassLoader(getMyLoader()), Command.Target.SERVER);
  init();
}

public Client(BlockingQueue<AbstractCommand> in, BlockingQueue<AbstractCommand> out, ExtensionsRepository extRep) {
  super(in, out);
  cFactory = CommandFactory.getInstance(extRep.getClassLoader(getMyLoader()), Command.Target.SERVER);
  init();
}

public Server(BlockingQueue<AbstractCommand> in, BlockingQueue<AbstractCommand> out, ExtensionsRepository extRep) {
  super(in, out);
  cFactory = CommandFactory.getInstance(extRep.getClassLoader(getMyLoader()), Command.Target.SERVER);
  init();
}

public static Channel open(Socket skt, final ExtensionsRepository extRep) {
  try {
    ObjectInputStream ois = new ObjectInputStreamEx(skt.getInputStream(), extRep.getClassLoader());
    ObjectOutput  oos = new ObjectOutputStream(skt.getOutputStream());
    ServerChannel ch = new ServerChannel(ois, oos, extRep);
    if (!ch.handshake()) {
      try {
        ch.output.close();
        ch.input.close();
      } catch (IOException e) {
      }
      return null;
    }
    return ch;
  } catch (IOException e) {
  }
  return null;
}

public static Channel open(Socket skt, final ExtensionsRepository extRep) {
  try {
    ObjectInputStream ois = new ObjectInputStreamEx(skt.getInputStream(), extRep.getClassLoader());
    ObjectOutput  oos = new ObjectOutputStream(skt.getOutputStream());
    ServerChannel ch = new ServerChannel(ois, oos, extRep);
    if (!ch.handshake()) {
      try {
        ch.output.close();
        ch.input.close();
      } catch (IOException e) {
      }
      return null;
    }
    return ch;
  } catch (IOException e) {
  }
  return null;
}

public static Channel open(Socket skt, ExtensionsRepository extRep) {
  try {
    ObjectOutput  oos = new ObjectOutputStream(skt.getOutputStream());
    ObjectInputStream ois = new ObjectInputStreamEx(skt.getInputStream(), extRep.getClassLoader());
    
    ClientChannel ch = new ClientChannel(ois, oos, extRep);
    if (!ch.handshake()) {
      try {
        ch.output.close();
        ch.input.close();
      } catch (IOException e) {
      }
      return null;
    }
    return ch;
  } catch (IOException e) {
  }
  return null;
}

public static Channel open(Socket skt, ExtensionsRepository extRep) {
  try {
    ObjectOutput  oos = new ObjectOutputStream(skt.getOutputStream());
    ObjectInputStream ois = new ObjectInputStreamEx(skt.getInputStream(), extRep.getClassLoader());
    
    ClientChannel ch = new ClientChannel(ois, oos, extRep);
    if (!ch.handshake()) {
      try {
        ch.output.close();
        ch.input.close();
      } catch (IOException e) {
      }
      return null;
    }
    return ch;
  } catch (IOException e) {
  }
  return null;
}

public Client setExtRepository(ExtensionsRepository extRepository) {
  if (state.get() != State.OFFLINE) {
    BTraceLogger.debugPrint("Can not change client parameters when already attached");
    return this;
  }
  if (extRepository != this.extRepository) {
    this.extRepository = extRepository != null ? extRepository : DEFAULT_REPOSITORY;
    if (vFormatter != null) {
      commandCtx.remove(vFormatter);
    }
    vFormatter = new ValueFormatter(extRepository.getClassLoader());
    commandCtx.add(vFormatter);
  }
  return this;
}

public Client setExtRepository(ExtensionsRepository extRepository) {
  if (state.get() != State.OFFLINE) {
    BTraceLogger.debugPrint("Can not change client parameters when already attached");
    return this;
  }
  if (extRepository != this.extRepository) {
    this.extRepository = extRepository != null ? extRepository : DEFAULT_REPOSITORY;
    if (vFormatter != null) {
      commandCtx.remove(vFormatter);
    }
    vFormatter = new ValueFormatter(extRepository.getClassLoader());
    commandCtx.add(vFormatter);
  }
  return this;
}

  mapper[i] = cmdClz;
CommandFactory cf = CommandFactory.getInstance(mapper, extRep.getClassLoader(getMyLoader()), Command.Target.SERVER);
List<Class<? extends AbstractCommand>> cmds  = cf.listSupportedCommands();
output.writeInt(cmds.size() - commandCnt);