4.0.0 logback logback 0.1-SNAPSHOT com.baeldung parent-modules 1.0.0-SNAPSHOT ../../ ch.qos.logback logback-classic ${logback.version} ch.qos.logback.contrib logback-json-classic ${logback.contrib.version} ch.qos.logback.contrib logback-jackson ${logback.contrib.version} com.fasterxml.jackson.core jackson-databind ${jackson.version} UTF-8 1.2.3 0.1.5 2.9.3