import ${DefaultTask.name}
            import ${TaskAction.name}
            import ${Nested.name}

            public abstract class SomeTask extends DefaultTask {
                @Nested
                abstract Params getParams()

                @TaskAction
                void run() {
                    System.out.println("flag = " + params.flag.get())
                }

import org.gradle.api.provider.Property;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.TaskAction;

// tag::snippet[]
abstract public class LatestArtifactVersion extends DefaultTask {

    @Input
    abstract public Property<String> getCoordinates();

    @Input
    abstract public Property<String> getServerUrl();

    @TaskAction
    public void resolveLatestVersion() {

import org.gradle.api.DefaultTask;
import org.gradle.api.file.RegularFileProperty;
import org.gradle.api.provider.Property;
import org.gradle.api.tasks.Input;
import org.gradle.api.tasks.OutputFile;
import org.gradle.api.tasks.TaskAction;

import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Properties;

// tag::task[]
public abstract class BuildInfo extends DefaultTask {

    @Input

import org.gradle.api.tasks.OutputFile;
import org.gradle.api.tasks.TaskAction;

import java.net.URI;

public abstract class Download extends DefaultTask {
    // This property provides access to the service instance
    @ServiceReference("web")
    abstract Property<WebServer> getServer();

    @OutputFile
    abstract RegularFileProperty getOutputFile();

    @TaskAction
    public void download() {

import org.gradle.api.DefaultTask;
import org.gradle.api.file.DirectoryProperty;
import org.gradle.api.model.ObjectFactory;
import org.gradle.api.tasks.OutputDirectory;
import org.gradle.api.tasks.TaskAction;

import javax.inject.Inject;

// tag::download[]
public class Download extends DefaultTask {
    private final DirectoryProperty outputDirectory;

    // Inject an ObjectFactory into the constructor
    @Inject

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

public class UrlVerify extends DefaultTask {
    private String url;

    @Option(option = "url", description = "Configures the URL to be verified.")
    public void setUrl(String url) {
        this.url = url;
    }

    @Input

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

public class UrlVerify extends DefaultTask {
    private String url;

    @Option(option = "url", description = "Configures the URL to be verified.")
    public void setUrl(String url) {
        this.url = url;
    }

    @Input

                @SkipWhenEmpty
                abstract DirectoryProperty getSources()

                @OutputDirectory
                abstract DirectoryProperty getOutputDir()

                @TaskAction
                void listSources() {
                    outputDir.file("output.txt").get().asFile.text = sources.get().asFile.list().join("\\n")
                }
            }

import org.gradle.api.tasks.Internal;
import org.gradle.api.tasks.TaskAction;

import java.net.URI;

// tag::download[]
public abstract class Download extends DefaultTask {
    @Input
    public abstract Property<String> getLocation();

    @Internal
    public Provider<URI> getUri() {
        return getLocation().map(l -> URI.create("https://" + l));
    }

    @TaskAction
    void run() {

 * limitations under the License.
 */

package org.gradle.testfixtures

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


class CustomTask extends DefaultTask {
    String property

    @TaskAction
    def doStuff() {
        property = 'some value'
    }