import org.gradle.api.tasks.SourceTask;
import org.gradle.api.tasks.TaskAction;
import org.gradle.workers.WorkerExecutor;

import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;

abstract public class CreateMD5 extends SourceTask { // <1>

    @OutputDirectory
    abstract public DirectoryProperty getDestinationDirectory(); // <2>

    @TaskAction
    public void createHashes() {

                SomeTask() {
                    value = new OtherBean(prop: 'a')
                    bean.value = new OtherBean(prop: 'b')
                }

                @TaskAction
                void run() {
                    println "this.value = " + value.prop
                    println "bean.value = " + bean.value.prop
                }
            }

            include 'a', 'b', 'c'
        """
        buildFile << """
            class SlowTask extends DefaultTask {

                private final String projectName = project.name

                @TaskAction
                def go() {
                    ${server.callFromBuildUsingExpression("projectName")}
                }
            }

            subprojects {
                tasks.create('slow', SlowTask)

    @TaskAction
    void produce() {
        String message = 'Hello, World!'
        def output = outputFile.get().asFile
        output.text = message
        logger.quiet("Wrote '${message}' to ${output}")
    }
}

abstract class Consumer extends DefaultTask {
    @InputFiles
    abstract ListProperty<RegularFile> getInputFiles()

    @TaskAction
    void consume() {

import org.gradle.api.DefaultTask;
import org.gradle.api.provider.Property;
import org.gradle.api.services.ServiceReference;
import org.gradle.api.tasks.TaskAction;
import org.gradle.workers.WorkAction;
import org.gradle.workers.WorkParameters;
import org.gradle.workers.WorkQueue;
import org.gradle.workers.WorkerExecutor;

import javax.inject.Inject;
import java.net.URI;

public abstract class Download extends DefaultTask {

                private final ${type} value

                SomeTask() {
                    value = ${reference}
                    bean.value = ${reference}
                }

                @TaskAction
                void run() {
                    println "this.value = " + value
                    println "bean.value = " + bean.value
                }
            }

            task ok(type: SomeTask)

import java.util.List;
import java.util.ArrayList;
import java.util.Arrays;

import org.gradle.api.DefaultTask;
import org.gradle.api.provider.Property;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.TaskAction;
// tag::custom-task-implementation[]
import org.gradle.api.tasks.options.Option;
import org.gradle.api.tasks.options.OptionValues;

public abstract class UrlProcess extends DefaultTask {
    private String url;

    @TaskAction
    fun produce() {
        val message = "Hello, World!"
        val output = outputFile.get().asFile
        output.writeText( message)
        logger.quiet("Wrote '${message}' to ${output}")
    }
}

abstract class Consumer : DefaultTask() {
    @get:InputFiles
    abstract val inputFiles: ListProperty<RegularFile>

    @TaskAction
    fun consume() {

import org.gradle.api.tasks.TaskAction

import org.gradle.kotlin.dsl.accessors.writeSourceCodeForPluginSpecBuildersFor

import java.io.File


@CacheableTask
abstract class GenerateExternalPluginSpecBuilders : ClassPathSensitiveCodeGenerationTask(), SharedAccessorsPackageAware {

    @get:OutputDirectory
    abstract val metadataOutputDir: DirectoryProperty

    @TaskAction
    @Suppress("unused")
    internal

                abstract Property<String> getString()

                @TaskAction
                void printText() {
                    println getString().get()
                }
            }

            abstract class StringListTask extends DefaultTask {
                @Input
                abstract ListProperty<String> getStrings()

                @TaskAction
                void printText() {