Configure ADF12c application to work with log4j2 One of our customers had the requirement to use log4j 2 in his ADF 12c application. When executing his code [code language=“java“]import; import org.apache.logging.log4j.Logger; import org.apache.logging.log4j.LogManager; import javax.faces.event.ActionEvent; import; public class LoggingBean implements Serializable { private static final long serialVersionUID = 1L; private static final Logger log = LogManager.getLogger(LoggingBean.class.getName()); public LoggingBean() { } public void logText(ActionEvent actionEvent) {„Text to log“); } } [/code] an UnsupportedOperationException was…