code: public static Logger getLogger(Class<?> clazz){
  		if (clazz == null) {
  			throw new IllegalArgumentException("The clazz must not be null.");
  		}
  
  		return LoggerFactory.getLogger(clazz.getName());
  	}
docs: Get a <code>Logger</code> object that corresponds to the specified class.
  This is a convenience method, which is the same as a call to
  <code>LoggerFactory.getLogger(clazz.getName());</code>
  
  @param clazz
  the <code>Class</code> object to get the name from.
  @return the <code>Logger</code> object.