com.clumd.projects.java_custom_logging.logging.ExtendedLoggerFactory Maven / Gradle / Ivy

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A custom implementation of the SLF4J interface, but with bonuses for using it directly

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package com.clumd.projects.java_custom_logging.logging;

import org.slf4j.ILoggerFactory;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import java.util.logging.LogManager;

/**
 * Basically directly copied from {@code org.slf4j.simple.SimpleLoggerFactory} but for my {@link ExtendedLogger}s
 */
public class ExtendedLoggerFactory implements ILoggerFactory {

    private static final ConcurrentMap loggerMap = new ConcurrentHashMap<>();

    @Override
    public synchronized ExtendedSlf4jLogger getLogger(String name) {

        ExtendedSlf4jLogger existingLogger = loggerMap.get(name);

        if (existingLogger != null) {
            return existingLogger;
        }

        // Create a logger under com.clumd version & keep track of it
        ExtendedSlf4jLogger newInstance = new ExtendedSlf4jLogger(LogRoot.buildLogName(null, name));
        loggerMap.put(name, newInstance);

        // Integrate this new logger into the com.clumd management
        LogManager.getLogManager().addLogger(newInstance);
        LogRoot.updateThreadIdName(Thread.currentThread().threadId(), Thread.currentThread().getName());

        return newInstance;
    }
}