build.gradle

plugins {
    id 'java'
    id 'application'  //adds the run task. also add Application {main-class}
//    id 'java-library' //adds api command!
    id "me.champeau.jmh" version "0.6.7"   //jmh benchmarking plugin
}

group 'org.core'
version '1.0-SNAPSHOT'
java.sourceCompatibility JavaVersion.VERSION_17

/* for multiple modules, inject into related build.gradle
 * add below to use 'java -jar ..' command!
 * else use 'gradle run' or 'java -cp ...jar className'
 */
jar {
    manifest {
        attributes('Implementation-Title': 'java stream sandbox',
                'Implementation-Version': archiveVersion,
//                   'Class-Path': configurations.compile.collect { it.getName() }.join(' '),
                'Main-Class': 'org.core.Main')

    }
}

// for gradle run task
// Define the (full path) main class for the application.
application {

    mainClass = 'org.core.Main'
}

repositories {
    mavenCentral()
}

dependencies {
    //src folder

    testImplementation 'org.junit.jupiter:junit-jupiter:5.9.2'

    //for src.jmh folder.. package names must be same!
    jmh 'org.openjdk.jmh:jmh-core:1.35'
    jmh 'org.openjdk.jmh:jmh-generator-annprocess:1.35'

    //that solves the missing /META-INF/BenchmarkList error
    jmhAnnotationProcessor 'org.openjdk.jmh:jmh-generator-annprocess:1.35'
}

test {
    //for junit5
    useJUnitPlatform()
}

/*
 * custom task definition
 * register first, then define
 */
tasks.register('hi') {
    description 'to see some parameter values'

    println "hi"
    println ant
    println buildDir
}