diff --git a/core-java-modules/core-java-9-new-features/pom.xml b/core-java-modules/core-java-9-new-features/pom.xml index b0fb6ab7f9..029d0ca2de 100644 --- a/core-java-modules/core-java-9-new-features/pom.xml +++ b/core-java-modules/core-java-9-new-features/pom.xml @@ -29,7 +29,73 @@ test - + + + mrjar-generation + + + + org.apache.maven.plugins + maven-compiler-plugin + + + compile-java-8 + + compile + + + 1.8 + 1.8 + + ${project.basedir}/src/main/java8 + + + + + compile-java-9 + compile + + compile + + + 9 + + ${project.basedir}/src/main/java9 + + ${project.build.outputDirectory}/META-INF/versions/9 + + + + default-testCompile + test-compile + + testCompile + + + true + + + + + + org.apache.maven.plugins + maven-jar-plugin + ${maven-jar-plugin.version} + + + + true + + + com.baeldung.multireleaseapp.App + + + + + + + + core-java-9-new-features @@ -58,6 +124,7 @@ 1.2.0 1.9 1.9 + 3.2.0 diff --git a/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/App.java b/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/App.java new file mode 100644 index 0000000000..cc00223e05 --- /dev/null +++ b/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/App.java @@ -0,0 +1,14 @@ +package com.baeldung.multireleaseapp; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class App { + + private static final Logger logger = LoggerFactory.getLogger(App.class); + + public static void main(String[] args) { + logger.info(String.format("Running on %s", new DefaultVersion().version())); + } + +} diff --git a/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/DefaultVersion.java b/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/DefaultVersion.java new file mode 100644 index 0000000000..b24be606de --- /dev/null +++ b/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/DefaultVersion.java @@ -0,0 +1,9 @@ +package com.baeldung.multireleaseapp; + +public class DefaultVersion implements Version { + + @Override + public String version() { + return System.getProperty("java.version"); + } +} diff --git a/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/Version.java b/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/Version.java new file mode 100644 index 0000000000..ef95f08205 --- /dev/null +++ b/core-java-modules/core-java-9-new-features/src/main/java8/com/baeldung/multireleaseapp/Version.java @@ -0,0 +1,5 @@ +package com.baeldung.multireleaseapp; + +interface Version { + public String version(); +} \ No newline at end of file diff --git a/core-java-modules/core-java-9-new-features/src/main/java9/com/baeldung/multireleaseapp/DefaultVersion.java b/core-java-modules/core-java-9-new-features/src/main/java9/com/baeldung/multireleaseapp/DefaultVersion.java new file mode 100644 index 0000000000..0842f578dd --- /dev/null +++ b/core-java-modules/core-java-9-new-features/src/main/java9/com/baeldung/multireleaseapp/DefaultVersion.java @@ -0,0 +1,9 @@ +package com.baeldung.multireleaseapp; + +public class DefaultVersion implements Version { + + @Override + public String version() { + return Runtime.version().toString(); + } +}