Struct GFFArrayBuilder 

pub struct GFFArrayBuilder { /* private fields */ }

Implementations

impl GFFArrayBuilder

pub fn new(schema: SchemaRef, projection: Option<Vec<usize>>) -> Self

pub fn len(&self) -> usize

Returns the number of records in the array builder.

pub fn is_empty(&self) -> bool

Returns whether the array builder is empty.

pub fn append(&mut self, record: &Record<'_>) -> Result<(), ArrowError>

pub fn finish(&mut self) -> Vec<ArrayRef>

Trait Implementations

impl ExonArrayBuilder for GFFArrayBuilder

fn finish(&mut self) -> Vec<ArrayRef>

Finishes building the internal data structures and returns the built arrays.

fn len(&self) -> usize

Returns the number of elements in the array.

fn try_into_record_batch( &mut self, schema: Arc<Schema>, ) -> Result<RecordBatch, ArrowError>

Creates a record batch from the built arrays.

fn is_empty(&self) -> bool

Returns true if the array contains no elements.