ro.fortsoft.pf4j pf4j-spring-parent 0.2.0 4.0.0 pf4j-spring 0.2.0 PF4J-Spring Parent PF4J-Spring Integration ro.fortsoft.pf4j pf4j ${pf4j.version} org.springframework spring-core ${spring.version} org.springframework spring-context ${spring.version} log4j log4j 1.2.16 org.slf4j slf4j-log4j12 ${slf4j.version} commons-lang commons-lang 2.4