Logging

Recording structured runtime events to help operate and diagnose software.

What is Logging in Java?

Logging — Recording structured runtime events to help operate and diagnose software.

import java.util.logging.Logger;

class OrderService {
    Logger logger = Logger.getLogger("orders");

    void acceptOrder() {
        logger.info("Order accepted");
    }
}

Level: Freelancer · More Java terms at this level

Updated September 27, 2026