package org.myorg;

import org.gradle.api.provider.Property;

// tag::snippet[]
abstract public class SiteInfo {

    abstract public Property<String> getWebsiteUrl();

    abstract public Property<String> getVcsUrl();
}

package org.myorg;

import org.gradle.api.provider.Property;

// tag::snippet[]
abstract public class SiteInfo {

    abstract public Property<String> getWebsiteUrl();

    abstract public Property<String> getVcsUrl();
}

            task.getDsldocUrl().convention("../dsl");
            task.getJavadocUrl().convention("../javadoc");
            task.getWebsiteUrl().convention("https://gradle.org");

            task.getDestFile().convention(dslReference.getStagingRoot().file("index.xml"));
        });

    abstract RegularFileProperty getDestFile();

    @Input
    abstract Property<String> getJavadocUrl();
    @Input
    abstract Property<String> getDsldocUrl();
    @Input
    abstract Property<String> getWebsiteUrl();
    @Input
    abstract Property<String> getVersion();

    @TaskAction
    def transform() {
        XIncludeAwareXmlProvider provider = new XIncludeAwareXmlProvider()

            interface SiteExtension {
                @Nested
                CustomData getCustomData();
            }
            interface CustomData {
                Property<String> getWebsiteUrl();
                Property<String> getVcsUrl();
            }

            def extension = project.getExtensions().create("site", SiteExtension.class);
            abstract class CrashTask extends DefaultTask {