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