import com.sun.jmx.mbeanserver.ModifiableClassLoaderRepository; //导入依赖的package包/类
/**
 * Registers a ClassLoader with the CLR.
 * This method is called by the ResourceContext from within the
 * repository lock.
 * @param loader       The ClassLoader.
 * @param logicalName  The ClassLoader MBean ObjectName.
 */
private void addClassLoader(ClassLoader loader,
        final ObjectName logicalName) {
    /**
     * Called when the newly registered MBean is a ClassLoader
     * If so, tell the ClassLoaderRepository (CLR) about it.  We do
     * this even if the loader is a PrivateClassLoader.  In that
     * case, the CLR remembers the loader for use when it is
     * explicitly named (e.g. as the loader in createMBean) but
     * does not add it to the list that is consulted by
     * ClassLoaderRepository.loadClass.
     */
    final ModifiableClassLoaderRepository clr = getInstantiatorCLR();
    if (clr == null) {
        final RuntimeException wrapped =
                new IllegalArgumentException(
                "Dynamic addition of class loaders" +
                " is not supported");
        throw new RuntimeOperationsException(wrapped,
                "Exception occurred trying to register" +
                " the MBean as a class loader");
    }
    clr.addClassLoader(logicalName, loader);
}
 

import com.sun.jmx.mbeanserver.ModifiableClassLoaderRepository; //导入依赖的package包/类
/**
 * Registers a ClassLoader with the CLR.
 * This method is called by the ResourceContext from within the
 * repository lock.
 * @param loader       The ClassLoader.
 * @param logicalName  The ClassLoader MBean ObjectName.
 */
private void addClassLoader(ClassLoader loader,
        final ObjectName logicalName) {
    /**
     * Called when the newly registered MBean is a ClassLoader
     * If so, tell the ClassLoaderRepository (CLR) about it.  We do
     * this even if the loader is a PrivateClassLoader.  In that
     * case, the CLR remembers the loader for use when it is
     * explicitly named (e.g. as the loader in createMBean) but
     * does not add it to the list that is consulted by
     * ClassLoaderRepository.loadClass.
     */
    final ModifiableClassLoaderRepository clr =
            instantiator.getClassLoaderRepository();
    if (clr == null) {
        final RuntimeException wrapped =
                new IllegalArgumentException(
                "Dynamic addition of class loaders" +
                " is not supported");
        throw new RuntimeOperationsException(wrapped,
                "Exception occurred trying to register" +
                " the MBean as a class loader");
    }
    clr.addClassLoader(logicalName, loader);
}
 

import com.sun.jmx.mbeanserver.ModifiableClassLoaderRepository; //导入依赖的package包/类
/**
 * Unregisters a ClassLoader from the CLR.
 * This method is called by the ResourceContext from within the
 * repository lock.
 * @param loader       The ClassLoader.
 * @param logicalName  The ClassLoader MBean ObjectName.
 */
private void removeClassLoader(ClassLoader loader,
        final ObjectName logicalName) {
    /**
     * Removes the  MBean from the default loader repository.
     */
    if (loader != server.getClass().getClassLoader()) {
        final ModifiableClassLoaderRepository clr = getInstantiatorCLR();
        if (clr != null) {
            clr.removeClassLoader(logicalName);
        }
    }
}
 

import com.sun.jmx.mbeanserver.ModifiableClassLoaderRepository; //导入依赖的package包/类
private ModifiableClassLoaderRepository getInstantiatorCLR() {
    return AccessController.doPrivileged(new PrivilegedAction<ModifiableClassLoaderRepository>() {
        @Override
        public ModifiableClassLoaderRepository run() {
            return instantiator != null ? instantiator.getClassLoaderRepository() : null;
        }
    });
}
 

import com.sun.jmx.mbeanserver.ModifiableClassLoaderRepository; //导入依赖的package包/类
/**
 * Unregisters a ClassLoader from the CLR.
 * This method is called by the ResourceContext from within the
 * repository lock.
 * @param loader       The ClassLoader.
 * @param logicalName  The ClassLoader MBean ObjectName.
 */
private void removeClassLoader(ClassLoader loader,
        final ObjectName logicalName) {
    /**
     * Removes the  MBean from the default loader repository.
     */
    if (loader != server.getClass().getClassLoader()) {
        final ModifiableClassLoaderRepository clr =
                instantiator.getClassLoaderRepository();
        if (clr != null) {
            clr.removeClassLoader(logicalName);
        }
    }
}