The platform uses Logback framework for logging.
To output to the log, use SLF4J API: get a logger for the current class and invoke one of its methods, for example:
link:../../../source/development/logging_1.java[role=include]Logs for the Middleware, Web Client and Web Portal blocks are configured at the application server level; in fast deployment mode the server is Tomcat. Logs for the Desktop Client block are configured separately.