4.0.0 com.baeldung.patterns patterns-parent pom com.baeldung parent-modules 1.0.0-SNAPSHOT .. front-controller intercepting-filter behavioral-patterns javax.servlet javax.servlet-api ${javax.servlet-api.version} provided org.apache.maven.plugins maven-war-plugin ${maven-war-plugin.version} org.eclipse.jetty jetty-maven-plugin ${jetty-maven-plugin.version} 3.1.0 3.0.0 9.4.0.v20161208