 
            | AcceptsContextTypes | The datatype this command handler accepts for the context when expanding. (Overrides PlaceholderCommandHandlerAcceptsContextTypes) | 
| Class | The filtering Class definition. | 
| Command | The level's command. (Inherited from PlaceholderCommandHandler) | 
| ContextType | The datatype this command handler will output. (Overrides PlaceholderCommandHandlerContextType) | 
| Filter | The filter id if present and resolved. | 
| FilterType | The filter type to pass to MFIdentifier for filter reference resolution. | 
| Initialized | Indicates whether the handler has been initialized. (Inherited from PlaceholderCommandHandler) | 
| Issues | Issues encountered during initialization. (Inherited from PlaceholderCommandHandler) | 
| Level | The placeholder level this object is handling. (Inherited from PlaceholderCommandHandler) | 
| Mode | The relationship mode for expansion. | 
| ObjType | The filtering ObjType definition. | 
| Parameter | The level's parameter. (Inherited from PlaceholderCommandHandler) | 
| Settings | The level's parse and expansion settings. (Inherited from PlaceholderCommandHandler) | 
| SupportedTypes | The level types supported by this handler. (Overrides PlaceholderCommandHandlerSupportedTypes) | 
| Vault | The level's vault. (Inherited from PlaceholderCommandHandler) |