Below you will find pages that utilize the taxonomy term “slf4j”
Introduction I had an interesting conversation today about the cost of using string concatenation in log statements. In particular, debug log statements often need to print out parameters or the current value of variables, so they need to build the log message dynamically. So you wind up with something like this: logger.debug("Parameters: " + param1 + "; " + param2); The issue arises when debug logging is turned off. Inside the logger.