4.0.0 pom org.cache2k cache2k-parent 2.6.1.Final ../pom.xml cache2k-java11-parent 2.6.1.Final cache2k Java 11 parent pom Parent pom for all modules that support Java 11 with modularization and add modules-info.java org.apache.maven.plugins maven-compiler-plugin 11 11 8 jdk11 11 org.apache.maven.plugins maven-compiler-plugin default-compile none 11 java-8-compile compile 8 java-11-compile compile 11 ${project.basedir}/src/main/java11 jdk8 1.8 org.apache.maven.plugins maven-compiler-plugin 8 8