lance-jni 0.31.0

JNI bindings for Lance Columnar format
Documentation 
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// Copyright 2024 Lance Developers.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#[macro_export]
macro_rules! ok_or_throw {
    ($env:expr, $result:expr) => {
        match $result {
            Ok(value) => value,
            Err(err) => {
                err.throw(&mut $env);
                return JObject::null();
            }
        }
    };
}

macro_rules! ok_or_throw_without_return {
    ($env:expr, $result:expr) => {
        match $result {
            Ok(value) => value,
            Err(err) => {
                err.throw(&mut $env);
                return;
            }
        }
    };
}

#[macro_export]
macro_rules! ok_or_throw_with_return {
    ($env:expr, $result:expr, $ret:expr) => {
        match $result {
            Ok(value) => value,
            Err(err) => {
                err.throw(&mut $env);
                return $ret;
            }
        }
    };
}

mod blocking_dataset;
mod blocking_scanner;
pub mod error;
pub mod ffi;
mod file_reader;
mod file_writer;
mod fragment;
pub mod traits;
pub mod utils;

pub use error::Error;
pub use error::Result;
pub use ffi::JNIEnvExt;

use env_logger::{Builder, Env};
use std::sync::Arc;

use std::sync::LazyLock;

pub static RT: LazyLock<tokio::runtime::Runtime> = LazyLock::new(|| {
    tokio::runtime::Builder::new_multi_thread()
        .enable_all()
        .build()
        .expect("Failed to create tokio runtime")
});

#[no_mangle]
pub extern "system" fn Java_com_lancedb_lance_JniLoader_initLanceLogger() {
    let env = Env::new()
        .filter_or("LANCE_LOG", "warn")
        .write_style("LANCE_LOG_STYLE");
    let mut log_builder = Builder::from_env(env);
    let logger = Arc::new(log_builder.build());
    let max_level = logger.filter();
    log::set_boxed_logger(Box::new(logger.clone())).unwrap();
    log::set_max_level(max_level);
    // todo: add tracing
}