MBeanServerWrapper.java 文件源码

private ResourcePermission getOperationContext(ObjectName objectName, String featureName,
    boolean isOp) throws InstanceNotFoundException, ReflectionException {
  MBeanInfo beanInfo = null;
  try {
    beanInfo = mbs.getMBeanInfo(objectName);
  } catch (IntrospectionException e) {
    throw new GemFireSecurityException("error getting beanInfo of " + objectName, e);
  }
  // If there is no annotation defined either in the class level or method level, we should
  // consider this operation/attribute freely accessible
  ResourcePermission result = null;

  // find the context in the beanInfo if defined in the class level
  result = getOperationContext(beanInfo.getDescriptor(), result);

  MBeanFeatureInfo[] featureInfos = null;
  if (isOp) {
    featureInfos = beanInfo.getOperations();
  } else {
    featureInfos = beanInfo.getAttributes();
  }
  // still look into the attributes/operations to see if it's defined in the method level
  for (MBeanFeatureInfo info : featureInfos) {
    if (info.getName().equals(featureName)) {
      // found the featureInfo of this method on the bean
      result = getOperationContext(info.getDescriptor(), result);
      break;
    }
  }
  return result;
}