Method finish

arrow-array/src/builder/map_builder.rs:194–204

Builds the [`MapArray`]

(&mut self)

    /// Builds the [`MapArray`]
    pub fn finish(&mut self) -> MapArray {
        let len = self.len();
        // Build the keys
        let keys_arr = self.key_builder.finish();
        let values_arr = self.value_builder.finish();
        let offset_buffer = Buffer::from_vec(std::mem::take(&mut self.offsets_builder));
        self.offsets_builder.push(0);
        let null_bit_buffer = self.null_buffer_builder.finish();

        self.finish_helper(keys_arr, values_arr, offset_buffer, null_bit_buffer, len)
    }

    /// Builds the [`MapArray`] without resetting the builder.
    pub fn finish_cloned(&self) -> MapArray {