1 unstable release

0.1.0 Sep 15, 2021

#308 in FFI

22 downloads per month

Apache-2.0 OR MIT

15KB
207 lines

log4j-rs

This crate allows a Rust developer to easily log to Java's Log4j from Rust.

Usage

use log4j::{JavaLogger, LogLevel};

// Create a logger
// This assumes that com.example.Example has an appender in the Java log4j configuration.
// `&env` is a reference to jni::JNIENv
let logger = JavaLogger::new(&env, "com.example.Example").expect("Failed to create JavaLogger");

// Now for the actual logging
logger.log(LogLevel::Error, "Error!").expect("Failed to log to ERROR level");
logger.log(LogLevel::Warn, "Warn!").expect("Failed to log to WARN level");
logger.log(LogLevel::Info, "Info!").expect("Failed to log to INFO level");
logger.log(LogLevel::Debug, "Debug!").expect("Failed to log to DEBUG level");

License

log4j-rs is dual licensed under the Apache-2.0 and MIT license, at your discretion

Dependencies

~1.4–2.1MB
~44K SLoC