import org.apache.naming.ContextAccessController; //导入依赖的package包/类
/**
 * Process property change events.
 *
 * @param event The property change event that has occurred
 */
@Override
public void propertyChange(PropertyChangeEvent event) {

    if (!initialized)
        return;

    Object source = event.getSource();
    if (source == namingResources) {

        // Setting the context in read/write mode
        ContextAccessController.setWritable(getName(), container);

        processGlobalResourcesChange(event.getPropertyName(),
                                     event.getOldValue(),
                                     event.getNewValue());

        // Setting the context in read only mode
        ContextAccessController.setReadOnly(getName());

    }

}
 

import org.apache.naming.ContextAccessController; //导入依赖的package包/类
/**
 * Returns the security token required to bind to a naming context.
 *
 * @param context the catalina context
 *
 * @return the security token for use with <code>ContextBindings</code>
 */
@Override
protected Object getNamingToken(Context context) {
  // null token worked before 8.0.6
  Object token = null;
  if (!ContextAccessController.checkSecurityToken(context, token)) {
    // namingToken added to Context and Server interfaces in 8.0.6
    // Used by NamingContextListener when setting up JNDI context
    token = context.getNamingToken();
    if (!ContextAccessController.checkSecurityToken(context, token)) {
      logger.error("Couldn't get a valid security token. ClassLoader binding will fail.");
    }
  }
  return token;
}
 

import org.apache.naming.ContextAccessController; //导入依赖的package包/类
/**
 * Returns the security token required to bind to a naming context.
 *
 * @param context the catalina context
 *
 * @return the security token for use with <code>ContextBindings</code>
 */
@Override
protected Object getNamingToken(Context context) {
  // Used by NamingContextListener when setting up JNDI context
  Object token = context.getNamingToken();
  if (!ContextAccessController.checkSecurityToken(context, token)) {
    logger.error("Couldn't get a valid security token. ClassLoader binding will fail.");
  }
  return token;
}
 

import org.apache.naming.ContextAccessController; //导入依赖的package包/类
/**
 * Process property change events.  Currently, only listens to such events
 * on the <code>NamingResources</code> instance for the global naming
 * resources.
 *
 * @param event The property change event that has occurred
 */
public void propertyChange(PropertyChangeEvent event) {

    if (!initialized)
        return;

    Object source = event.getSource();
    if (source == namingResources) {

        // Setting the context in read/write mode
        ContextAccessController.setWritable(getName(), container);

        processGlobalResourcesChange(event.getPropertyName(),
                                     event.getOldValue(),
                                     event.getNewValue());

        // Setting the context in read only mode
        ContextAccessController.setReadOnly(getName());

    }

}
 

import org.apache.naming.ContextAccessController; //导入依赖的package包/类
/**
 * Process property change events.
 *
 * @param event
 *            The property change event that has occurred
 */
@Override
public void propertyChange(PropertyChangeEvent event) {

	if (!initialized)
		return;

	Object source = event.getSource();
	if (source == namingResources) {

		// Setting the context in read/write mode
		ContextAccessController.setWritable(getName(), container);

		processGlobalResourcesChange(event.getPropertyName(), event.getOldValue(), event.getNewValue());

		// Setting the context in read only mode
		ContextAccessController.setReadOnly(getName());

	}

}
 

import org.apache.naming.ContextAccessController; //导入依赖的package包/类
public void mergeRef(final NamingResourcesImpl naming, final EjbReferenceInfo ref) {
    if (isLookupRef(naming, ref)) {
        return;
    }

    ContextEjb ejb = naming.findEjb(ref.referenceName.replaceAll("^comp/env/", ""));
    boolean addEntry = false;
    if (ejb == null) {
        ejb = new ContextEjb();
        ejb.setName(ref.referenceName.replaceAll("^comp/env/", ""));
        addEntry = true;
    }

    ejb.setProperty(Constants.FACTORY, EjbFactory.class.getName());
    ejb.setProperty(NamingUtil.NAME, ref.referenceName.replaceAll("^comp/env/", ""));
    ejb.setHome(ref.homeClassName);
    ejb.setRemote(ref.interfaceClassName);
    ejb.setLink(null);
    ejb.setType(ref.interfaceClassName);
    if (useCrossClassLoaderRef) {
        ejb.setProperty(NamingUtil.EXTERNAL, Boolean.toString(ref.externalReference));
    }

    if (ref.ejbDeploymentId != null) {
        ejb.setProperty(NamingUtil.DEPLOYMENT_ID, ref.ejbDeploymentId);
    }

    if (ref.location != null) {
        ejb.setProperty(NamingUtil.JNDI_NAME, ref.location.jndiName);
        ejb.setProperty(NamingUtil.JNDI_PROVIDER_ID, ref.location.jndiProviderId);
    }

    if (addEntry) {
        naming.addEjb(ejb);
    }

    if (replaceEntry) {
        ContextAccessController.setWritable(namingContextListener.getName(), standardContext.getNamingToken());
        if (!addEntry) {
            namingContextListener.removeEjb(ejb.getName());
        }
        namingContextListener.addEjb(ejb);
        ContextAccessController.setReadOnly(namingContextListener.getName());
    }
}