17 17 17 3.8.1 UTF-8 3.0.0-M3 org.apache.maven.plugins maven-enforcer-plugin ${maven-enforcer-plugin.version} enforce-maven validate display-info enforce ${java.version} org.apache.maven.plugins maven-compiler-plugin ${maven-compiler-plugin.version} -Xlint:unchecked true true ${java.version} ${java.version} ${project.build.sourceEncoding}