public class GreetingTask extends DefaultTask {

    private String greeting = "hello from GreetingTask";

    public void setGreeting(String greeting) {
        this.greeting = greeting;
    }

    @Input
    public String getGreeting() {
        return greeting;
    }

    @TaskAction
    public void greet() {
        System.out.println(greeting);
    }

> Task :greeting-plugin:compileJava
> Task :greeting-plugin:pluginDescriptors
> Task :greeting-plugin:processResources
> Task :greeting-plugin:classes
> Task :greeting-plugin:jar

> Task :my-greeting-app:greeting
Hi Bob!!!

BUILD SUCCESSFUL in 0s

public class GreetingTask extends DefaultTask {

    private String greeting = "hello from GreetingTask";

    public void setGreeting(String greeting) {
        this.greeting = greeting;
    }

    @Input
    public String getGreeting() {
        return greeting;
    }

    @TaskAction
    public void greet() {
        System.out.println(greeting);
    }

executable: gradle
args: greeting
flags: "--include-build=greeting-plugin"

# tag::cli[]
# gradle greeting
# end::cli[]
executable: gradle
args: greeting

// tag::use-plugin[]
plugins {
    id 'org.example.greeting' version '1.0-SNAPSHOT'
}
// end::use-plugin[]

tasks.register('greeting', org.example.GreetingTask) {
    greeting = 'howdy!'

import org.gradle.api.DefaultTask
import org.gradle.api.tasks.TaskAction
import org.gradle.api.tasks.Input

class GreetingTask extends DefaultTask {

    @Input
    String greeting = 'hello from GreetingTask'

    @TaskAction
    def greet() {
        println greeting
    }

// tag::use-plugin[]
plugins {
    id("org.example.greeting") version "1.0-SNAPSHOT"
}
// end::use-plugin[]

tasks.register<org.example.GreetingTask>("greeting") {
    greeting = "howdy!"

        then:
        subprojectDir.file("src/main/cpp").assertHasDescendants(SAMPLE_LIB_CLASS)
        subprojectDir.file("src/main/public").assertHasDescendants("greeting.h")
        subprojectDir.file("src/test/cpp").assertHasDescendants(SAMPLE_LIB_TEST_CLASS)

        and:
        subprojectDir.file("src/main/public/greeting.h").text.contains("namespace greeting {")

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 {