Struct MemoryExtensionTypeRegistry 

pub struct MemoryExtensionTypeRegistry { /* private fields */ }

An ExtensionTypeRegistry that uses in memory HashMaps.

Implementations

impl MemoryExtensionTypeRegistry

pub fn new_empty() -> Self

Creates an empty MemoryExtensionTypeRegistry.

pub fn new_with_canonical_extension_types() -> Self

Pre-registers the canonical extension types in the extension type registry.

pub fn new_with_types( types: impl IntoIterator<Item = ExtensionTypeRegistrationRef>, ) -> Result<Self>

Creates a new MemoryExtensionTypeRegistry with the provided types.

Errors

Returns an error if one of the types is a native type.

pub fn all_extension_types(&self) -> Vec<ExtensionTypeRegistrationRef>

Returns a list of all registered types.

Trait Implementations

impl Clone for MemoryExtensionTypeRegistry

fn clone(&self) -> MemoryExtensionTypeRegistry

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MemoryExtensionTypeRegistry

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for MemoryExtensionTypeRegistry

fn default() -> Self

Returns the “default value” for a type.

impl ExtensionTypeRegistry for MemoryExtensionTypeRegistry

fn extension_type_registration( &self, name: &str, ) -> Result<ExtensionTypeRegistrationRef>

Returns a reference to registration of an extension type named name.

fn extension_type_registrations(&self) -> Vec<ExtensionTypeRegistrationRef>

Returns all registered ExtensionTypeRegistration.

fn add_extension_type_registration( &self, extension_type: ExtensionTypeRegistrationRef, ) -> Result<Option<ExtensionTypeRegistrationRef>>

Registers a new ExtensionTypeRegistrationRef, returning any previously registered implementation.

fn remove_extension_type_registration( &self, name: &str, ) -> Result<Option<ExtensionTypeRegistrationRef>>

Deregisters an extension type registration with the name name, returning the implementation that was deregistered.

fn create_extension_type_for_field( &self, field: &Field, ) -> Result<Option<DFExtensionTypeRef>>

Creates a DFExtensionTypeRef from the type information in the field.

fn extend(&self, extension_types: &[ExtensionTypeRegistrationRef]) -> Result<()>

Extends the registry with the provided extension types.

impl From<HashMap<String, Arc<ExtensionTypeRegistration>>> for MemoryExtensionTypeRegistry

fn from(value: HashMap<String, ExtensionTypeRegistrationRef>) -> Self

Converts to this type from the input type.