bboss.org.jgroups.logging.Log4JLogImpl Maven / Gradle / Ivy

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package bboss.org.jgroups.logging;

import org.apache.log4j.Level;
import org.apache.log4j.Logger;

/**
 * Logger that delivers messages to a Log4J logger
 * 
 * @author Manik Surtani
 * @author Bela Ban
 * @since 2.8
 */
public class Log4JLogImpl implements Log {

    private static final String FQCN = Log4JLogImpl.class.getName();

    private final Logger logger;

    public Log4JLogImpl(String category) {
        logger = Logger.getLogger(category);
    }

    public Log4JLogImpl(Class category) {
        logger = Logger.getLogger(category);
    }

    public boolean isFatalEnabled() {
        return logger.isEnabledFor(Level.FATAL);
    }

    public boolean isErrorEnabled() {
        return logger.isEnabledFor(Level.ERROR);
    }

    public boolean isWarnEnabled() {
        return logger.isEnabledFor(Level.WARN);
    }

    public boolean isInfoEnabled() {
        return logger.isInfoEnabled();
    }

    public boolean isDebugEnabled() {
        return logger.isDebugEnabled();
    }

    public boolean isTraceEnabled() {
        return logger.isTraceEnabled();
    }

    public void debug(String msg) {
        logger.log(FQCN, Level.DEBUG, msg, null);
    }

    public void debug(String msg, Throwable throwable) {
        logger.log(FQCN, Level.DEBUG, msg, throwable);
    }

    public void error(String msg) {
        logger.log(FQCN, Level.ERROR, msg, null);
    }

    public void error(String msg, Throwable throwable) {
        logger.log(FQCN, Level.ERROR, msg, throwable);
    }

    public void fatal(String msg) {
        logger.log(FQCN, Level.FATAL, msg, null);
    }

    public void fatal(String msg, Throwable throwable) {
        logger.log(FQCN, Level.FATAL, msg, throwable);
    }

    public void info(String msg) {
        logger.log(FQCN, Level.INFO, msg, null);
    }

    public void info(String msg, Throwable throwable) {
        logger.log(FQCN, Level.INFO, msg, throwable);
    }

    public void trace(Object msg) {
        logger.log(FQCN, Level.TRACE, msg, null);
    }

    public void trace(Object msg, Throwable throwable) {
        logger.log(FQCN, Level.TRACE, msg, throwable);
    }

    public void trace(String msg) {
        logger.log(FQCN, Level.TRACE, msg, null);
    }

    public void trace(String msg, Throwable throwable) {
        logger.log(FQCN, Level.TRACE, msg, throwable);
    }

    public void warn(String msg) {
        logger.log(FQCN, Level.WARN, msg, null);
    }

    public void warn(String msg, Throwable throwable) {
        logger.log(FQCN, Level.WARN, msg, throwable);
    }

    public String getLevel() {
        Level level = logger.getLevel();
        return level != null ? level.toString() : "off";
    }

    public void setLevel(String level) {
        Level new_level = strToLevel(level);
        if (new_level != null)
            logger.setLevel(new_level);
    }

    private static Level strToLevel(String level) {
        if (level == null)
            return null;
        level = level.toLowerCase().trim();
        if (level.equals("fatal"))
            return Level.FATAL;
        if (level.equals("error"))
            return Level.ERROR;
        if (level.equals("warn"))
            return Level.WARN;
        if (level.equals("warning"))
            return Level.WARN;
        if (level.equals("info"))
            return Level.INFO;
        if (level.equals("debug"))
            return Level.DEBUG;
        if (level.equals("trace"))
            return Level.TRACE;
        return null;
    }
}