code: public void unregisterJsonValueProcessor( Class beanClass, Class propertyType ) {
        if( beanClass != null && propertyType != null ) {
           beanTypeMap.remove( beanClass, propertyType );
        }
     }
docs: Removes a JsonValueProcessor.<br>
  [Java -&gt; JSON]
  
  @param beanClass the class to which the property may belong
  @param propertyType the type of the property