org.ocpsoft.logging.slf4j.SLF4JLogAdapter Maven / Gradle / Ivy

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package org.ocpsoft.logging.slf4j;

import org.ocpsoft.logging.Logger;

/**
 * Log adapter that delegates log events to SLF4J
 * 
 * @author Christian Kaltepoth
 */
public class SLF4JLogAdapter extends Logger
{

   private final org.slf4j.Logger delegate;

   public SLF4JLogAdapter(final String name)
   {
      delegate = org.slf4j.LoggerFactory.getLogger(name);
   }

   @Override
   protected void log(final Level level, final String msg, final Throwable t)
   {
      switch (level)
      {
      case TRACE:
         if (t == null)
         {
            delegate.trace(msg);
         }
         else
         {
            delegate.trace(msg, t);
         }
         break;

      case DEBUG:
         if (t == null)
         {
            delegate.debug(msg);
         }
         else
         {
            delegate.debug(msg, t);
         }
         break;

      case INFO:
         if (t == null)
         {
            delegate.info(msg);
         }
         else
         {
            delegate.info(msg, t);
         }
         break;

      case WARN:
         if (t == null)
         {
            delegate.warn(msg);
         }
         else
         {
            delegate.warn(msg, t);
         }
         break;

      case ERROR:
         if (t == null)
         {
            delegate.error(msg);
         }
         else
         {
            delegate.error(msg, t);
         }
         break;

      default:
         throw new IllegalArgumentException("Cannot handle log leve: " + level);
      }
   }

   @Override
   protected boolean isEnabled(final Level level)
   {
      switch (level)
      {
      case TRACE:
         return delegate.isTraceEnabled();
      case DEBUG:
         return delegate.isDebugEnabled();
      case INFO:
         return delegate.isInfoEnabled();
      case WARN:
         return delegate.isWarnEnabled();
      case ERROR:
         return delegate.isErrorEnabled();
      default:
         throw new IllegalArgumentException("Cannot handle log leve: " + level);
      }
   }

}