eu.nets.oss.jetty.Logger Maven / Gradle / Ivy

Go to download
package eu.nets.oss.jetty;

import org.slf4j.LoggerFactory;

import java.lang.reflect.Method;

/**
 * @author Kristian Rosenvold
 */
public class Logger
{
    private static Method getLogger = null;

	static {
		try {
			Class loggerFactory = Class.forName("org.slf4j.LoggerFactory");
			getLogger = loggerFactory.getMethod("getLogger", Class.class);
		} catch (ClassNotFoundException ignore) {
		} catch (NoSuchMethodException e) {
			throw new RuntimeException(e);
		}
	}

	public static void info(Class client, String msg) {
		if (hasSlf4J()) {
			infoWithSlf4J(client, msg);
		} else {
			getLogger(client).info(msg);
		}
	}

	public static void warn(Class client, String msg) {
		if (hasSlf4J()) {
			warnWithSlf4J(client, msg);
		} else {
			getLogger(client).warn(msg);
		}
    }

    private static boolean hasSlf4J() {
        return getLogger != null;
    }

	public static void info(Class client, String msg, Object... args) {
		if (hasSlf4J()) {
			infoWithSlf4J(client, msg, args);
		} else {
			getLogger(client).info(msg, args);
		}
    }

	public static void infoWithSlf4J(Class client, String msg) {
		LoggerFactory.getLogger(client).info(msg);
	}

	public static void warnWithSlf4J(Class client, String msg) {
		LoggerFactory.getLogger(client).warn(msg);
	}

	public static void infoWithSlf4J(Class client, String msg, Object... args) {
		LoggerFactory.getLogger(client).info(msg, args);
	}

    private static org.eclipse.jetty.util.log.JavaUtilLog getLogger(Class client) {
        return new org.eclipse.jetty.util.log.JavaUtilLog(client.getName());
    }

}