1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

//! APIs to read from and write to Parquet format.
use crate::error::ArrowError;

pub mod read;
pub mod write;

const ARROW_SCHEMA_META_KEY: &str = "ARROW:schema";

impl From<parquet2::error::ParquetError> for ArrowError {
    fn from(error: parquet2::error::ParquetError) -> Self {
        match error {
            parquet2::error::ParquetError::FeatureNotActive(_, _) => {
                let message = "Failed to read a compressed parquet file. \
                    Use the cargo feature \"io_parquet_compression\" to read compressed parquet files."
                    .to_string();
                ArrowError::ExternalFormat(message)
            }
            _ => ArrowError::ExternalFormat(error.to_string()),
        }
    }
}

impl From<ArrowError> for parquet2::error::ParquetError {
    fn from(error: ArrowError) -> Self {
        parquet2::error::ParquetError::General(error.to_string())
    }
}