notes/pl/cross/tools/build/gradle/plugins/java/java.txt

https://docs.gradle.org/current/userguide/java_plugin.html
https://docs.gradle.org/current/userguide/building_java_projects.html

https://hub.packtpub.com/gradle-java-plugin/

apply plugin 'java'
    this just calls a POGO method (apply) to some obj...

sourceCompatibiliby = 1.<x>
// project property
vertion = 1.0

jar {
    manifest {
        attributes 'Implementation-Title': 'Gradle Quickstart',
                   'Implementation-Version': version
    }
}

$ gradle properties
    print gradle properties

test {
    systemProperties 'property': 'value'
}

uploadArchives {
    repositories {
        flatDir {
            dirs 'repos'
        }
    }
}