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map.rs
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map.rs
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use crate::{
array::{Array, MapArray, MutableArray},
datatypes::DataType,
error::Error,
};
use super::make_mutable;
#[derive(Debug)]
pub struct DynMutableMapArray {
data_type: DataType,
pub inner: Box<dyn MutableArray>,
}
impl DynMutableMapArray {
pub fn try_with_capacity(data_type: DataType, capacity: usize) -> Result<Self, Error> {
let inner = match data_type.to_logical_type() {
DataType::Map(inner, _) => inner,
_ => unreachable!(),
};
let inner = make_mutable(inner.data_type(), capacity)?;
Ok(Self { data_type, inner })
}
}
impl MutableArray for DynMutableMapArray {
fn data_type(&self) -> &DataType {
&self.data_type
}
fn len(&self) -> usize {
self.inner.len()
}
fn validity(&self) -> Option<&crate::bitmap::MutableBitmap> {
None
}
fn as_box(&mut self) -> Box<dyn Array> {
Box::new(MapArray::new(
self.data_type.clone(),
vec![0, self.inner.len() as i32].into(),
self.inner.as_arc(),
None,
))
}
fn as_any(&self) -> &dyn std::any::Any {
self
}
fn as_mut_any(&mut self) -> &mut dyn std::any::Any {
self
}
fn push_null(&mut self) {
todo!()
}
fn shrink_to_fit(&mut self) {
todo!()
}
}