Trait FileFormatFactory 

pub trait FileFormatFactory:
    Any
    + Sync
    + Send
    + GetExt
    + Debug {
    // Required methods
    fn create(
        &self,
        state: &dyn Session,
        format_options: &HashMap<String, String>,
    ) -> Result<Arc<dyn FileFormat>>;
    fn default(&self) -> Arc<dyn FileFormat> ;
}

Factory for creating FileFormat instances based on session and command level options

Users can provide their own FileFormatFactory to support arbitrary file formats

Required Methods

fn create( &self, state: &dyn Session, format_options: &HashMap<String, String>, ) -> Result<Arc<dyn FileFormat>>

Initialize a FileFormat and configure based on session and command level options

fn default(&self) -> Arc<dyn FileFormat>

Initialize a FileFormat with all options set to default values

Implementations

impl dyn FileFormatFactory

pub fn is<T: FileFormatFactory>(&self) -> bool

pub fn downcast_ref<T: FileFormatFactory>(&self) -> Option<&T>

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors