interface GreetingPluginExtension {
    Property<String> getMessage()
}

class GreetingPlugin implements Plugin<Project> {
    void apply(Project project) {
        // Add the 'greeting' extension object
        def extension = project.extensions.create('greeting', GreetingPluginExtension)
        // Add a task that uses configuration from the extension object
        project.task('hello') {
            doLast {

    }

    static String sourceFileWithGreeting(String greeting) {
        """
            public class Main {
                public static void main(String... args) {
                    System.out.println("$greeting");
                }
            }
        """
    }

    static String taskWithGreeting(String greeting) {
        """
            import org.gradle.api.*;

plugins {
    id 'org.sample.greeting' version '1.0-SNAPSHOT'
}

greeting {
    who = 'Bob'

tasks.register("hello") {
    doLast {
        val greeting = "hello from Ant"
        ant.withGroovyBuilder {
            "echo"("message" to greeting)
        }
    }

${fileComment.multilineComment}
class Greeter {
    public func greeting() -> String {
        return "Hello, World!"
    }
}

let greeter = Greeter()

${fileComment.multilineComment}${packageDecl.statement}
class App {
    val greeting: String
        get() {
            return "Hello World!"
        }
}

fun main() {
    println(App().greeting)

tasks.register('hello') {
    doLast {
        String greeting = 'hello from Ant'
        ant.echo(message: greeting)
    }

}

dependencies {
    // Use JUnit test framework for unit tests
    testImplementation 'junit:junit:4.13'
}

gradlePlugin {
    // Define the plugin
    plugins {
        greeting {
            id = 'com.example.plugin.greeting'
            implementationClass = 'com.example.plugin.GreetingPlugin'
        }
    }
}
// end::plugin[]

// Add a source set and a task for a functional test suite

plugins {
    id("org.sample.greeting").version("1.0-SNAPSHOT")
}

greeting {
    who = "Bob"

${fileComment.multilineComment}${packageDecl.statement}
object App {
  def main(args: Array[String]): Unit = {
    println(greeting())
  }

  def greeting(): String = "Hello, world!"